diff --git a/config/rel_slices.yml b/config/rel_slices.yml
index e747e333..1a38324e 100644
--- a/config/rel_slices.yml
+++ b/config/rel_slices.yml
@@ -124,6 +124,10 @@ m_random_field/mRF_MakePerfectBit.c:
     .text: [0x8050B1AC, 0x8050B1D4]
 m_random_field/mRF_GetRandomStepMode.c:
     .text: [0x8050B284, 0x8050B2C0]
+m_trademark.c:
+    .text: [0x8062B848, 0x8062C048]
+    .rodata: [0x8064D1C0, 0x8064D1C8]
+    .data: [0x806D4958, 0x806D4B18]
 sys_dynamic.c:
     .bss: [0x813413F8, 0x81361820]
 # ac_aprilfool_control/aPC_actor_dt.c: common_data is pure bs, 
diff --git a/include/game.h b/include/game.h
index 98ab71ee..960c5e7e 100644
--- a/include/game.h
+++ b/include/game.h
@@ -53,7 +53,11 @@ do { \
   GAME_NEXT_GAME(t_game, init_name, class_name); \
 } while (0)
 
+extern void SetGameFrame(int frame);
+
 extern void game_get_controller(GAME* game);
+extern void game_debug_draw_last(GAME* game, GRAPH* graph);
+extern void game_draw_last(GRAPH* graph);
 
 extern GAME* gamePT;
 
diff --git a/include/libc/math.h b/include/libc/math.h
index 1ab5b46a..ef3eff40 100644
--- a/include/libc/math.h
+++ b/include/libc/math.h
@@ -1,5 +1,5 @@
-#ifndef MATH_H
-#define MATH_H
+#ifndef LIB_C_MATH_H
+#define LIB_C_MATH_H
 
 #include "types.h"
 
diff --git a/include/m_bg_item.h b/include/m_bg_item.h
new file mode 100644
index 00000000..9f2ff11f
--- /dev/null
+++ b/include/m_bg_item.h
@@ -0,0 +1,16 @@
+#ifndef M_BG_ITEM_H
+#define M_BG_ITEM_H
+
+#include "types.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern void mBI_ct();
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/include/m_bgm.h b/include/m_bgm.h
index 3e7c98c5..8433b003 100644
--- a/include/m_bgm.h
+++ b/include/m_bgm.h
@@ -8,6 +8,8 @@ extern "C" {
 #endif
 
 extern void mBGM_reset();
+extern void mBGMPsComp_make_ps_lost_fanfare(u8 bgm_no, u16 unk);
+extern void mBGMPsComp_scene_mode(int scene_mode);
 
 #ifdef __cplusplus
 }
diff --git a/include/m_card.h b/include/m_card.h
index 973f3979..44c393cf 100644
--- a/include/m_card.h
+++ b/include/m_card.h
@@ -9,6 +9,7 @@ extern "C" {
 #endif
 
 extern void mCD_PrintErrInfo(gfxprint_t* gfxprint);
+extern void mCD_InitAll();
 
 #ifdef __cplusplus
 }
diff --git a/include/m_common_data.h b/include/m_common_data.h
index c310b265..0d4a5803 100644
--- a/include/m_common_data.h
+++ b/include/m_common_data.h
@@ -24,6 +24,7 @@
 #include "m_field_assessment.h"
 #include "m_mushroom.h"
 #include "m_clip.h"
+#include "m_scene.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -152,20 +153,35 @@ typedef struct common_data_s {
   /* 0x026144 */ u8 tmp0[0x2614D - 0x26144];
   /* 0x02614D */ u8 transFadeDuration;
   /* 0x02614E */ u8 transWipeSpeed;
-  /* 0x02614F */ u8 tmp34[0x2666C - 0x2614F];
+  /* 0x02614F */ u8 wipeType; /* maybe unused? */
+  /* 0x02614F */ u8 _26150[0x26164 - 0x26150];
+  /* 0x026164 */ mNpc_NpcList_c npclist[ANIMAL_NUM_MAX];
+  /* 0x0264AC */ mNpc_NpcList_c unk_264AC; // fits exact size of npc list struct, seems unused
+  /* 0x0264E4 */ mNpc_NpcList_c island_npclist[1]; // TODO: define for island npc count
+  /* 0x02651C */ mActor_name_t house_owner_name;
+  /* 0x02651E */ mActor_name_t last_field_id;
+  /* 0x026520 */ u8 in_initial_block; /* when TRUE, the player is in the acre which they exited a building. FALSE otherwise. */
+  /* 0x026521 */ u8 submenu_disabled; /* when set, submenus cannot be accessed from start button */
+  /* 0x026522 */ u8 _26522[0x2666C - 0x26522];
   /* 0x02666C */ s16 weather;
   /* 0x02666E */ s16 weather_intensity;
   /* 0x026670 */ lbRTC_time_c weather_time;
-  /* 0x026678 */ u8 _26678[0x2852C - 0x26678];
+  /* 0x026678 */ u8 _26678[0x266A4 - 0x26678];
+  /* 0x0266A4 */ int scene_from_title_demo; /* next scene to be loaded when title demo finishes */
+  /* 0x0266A8 */ u8 _266A8[0x2852C - 0x266A8];
   /* 0x02852C */ s16 money_power;
   /* 0x02852E */ s16 goods_power;
-  /* 0x028530 */ u8 tmp1[0x28879 - 0x28530];
+  /* 0x028530 */ Door_data_c door_data; /* misc door data */
+  /* 0x028544 */ Door_data_c structure_exit_door_data; /* door data for when exiting a building */
+  /* 0x028558 */ u8 tmp1[0x28879 - 0x28558];
   /* 0x028879 */ u8 auto_nwrite_count;
   /* 0x02887A */ lbRTC_year_t auto_nwrite_year;
   /* 0x02887C */ u8 save_error_type; /* set to one of the mFRm_ERROR_* states when save is invalid */
   /* 0x02887D */ u8 train_coming_flag; /* set when the train is coming */
   /* 0x02887E */ u8 buried_treasure_flag; /* when set, treasure cannot be buried */
-  /* 0x02887F */ u8 tmp2[0x2DB40 - 0x2887F];
+  /* 0x02887F */ u8 tmp2[0x288A0 - 0x2887F];
+  /* 0x0288A0 */ u8 pad_connected; /* is gamepad 0 connected? */
+  /* 0x0288A1 */ u8 _288a1[0x02DB40 - 0x0288A1];
   /* 0x02DB40 */ u8 auto_nwrite_set; /* when true, saved nwrite time will be utilized. Seems to be used to keep same date for fishing tourney stuff. */
   /* 0x02DB41 */ u8 tmp3[0x2DBB0 - 0x2DB41];
   /* 0x02DBB0 */ s16 can_look_goki_count;
@@ -192,6 +208,8 @@ extern common_data_t common_data;
 #define Save_GetPointer(name) (Common_GetPointer(save.save.name))
 #define Save_Set(name, value) (Common_Set(save.save.name, value))
 
+extern void common_data_reinit();
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/include/m_cpak.h b/include/m_cpak.h
new file mode 100644
index 00000000..3c54b764
--- /dev/null
+++ b/include/m_cpak.h
@@ -0,0 +1,16 @@
+#ifndef M_CPAK_H
+#define M_CPAK_H
+
+#include "types.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern int mCPk_InitPak(int pak_idx);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/include/m_event.h b/include/m_event.h
index c84c1580..f76b4a5b 100644
--- a/include/m_event.h
+++ b/include/m_event.h
@@ -143,6 +143,10 @@ extern int mEv_check_status(int event, s16 status);
 extern s8* mEv_get_common_area(int type, s8 id);
 
 extern int mEv_weekday2day(lbRTC_month_t month, int week_type, lbRTC_weekday_t weekday);
+extern void mEv_ClearEventInfo();
+
+extern int mEv_CheckTitleDemo();
+extern void mEv_SetTitleDemo(int titledemo_no);
 
 extern void mEv_debug_print4f(gfxprint_t* gfxprint);
 extern void mEv_sp_debug_print4f(gfxprint_t* gfxprint);
diff --git a/include/m_field_info.h b/include/m_field_info.h
index 1e291c3f..8bec7ea0 100644
--- a/include/m_field_info.h
+++ b/include/m_field_info.h
@@ -84,6 +84,7 @@ typedef struct location_info_s {
 extern int mFI_CheckFieldData();
 extern mActor_name_t mFI_GetFieldId();
 extern int mFI_GetClimate();
+extern void mFI_SetClimate(int climate);
 extern mActor_name_t* mFI_BkNumtoUtFGTop(int block_x, int block_z);
 extern void mFI_ClearDeposit(int block_x, int block_z);
 extern int mFI_GetLineDeposit(u16* deposit, int ut_x);
diff --git a/include/m_island.h b/include/m_island.h
index fab30676..5b7e83c7 100644
--- a/include/m_island.h
+++ b/include/m_island.h
@@ -43,6 +43,8 @@ typedef struct island_s {
   /* 0x18E3 */ u8 unused_18E3[29]; /* unused */
 } Island_c;
 
+extern void mISL_ClearKeepIsland();
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/include/m_lib.h b/include/m_lib.h
index f73403e1..f0446da5 100644
--- a/include/m_lib.h
+++ b/include/m_lib.h
@@ -4,6 +4,7 @@
 #include "types.h"
 #include "m_play.h"
 #include "m_actor_type.h"
+#include "MSL_C/math.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -14,6 +15,18 @@ extern "C" {
 #define ABS(x) (((x) >= 0) ? (x) : -(x))
 #define SQ(x) ((x)*(x))
 
+/* radians -> short angle */
+#define RAD2SHORT_ANGLE(rad) ((s16)(int)((rad) * (65536.0f / (2.0f * F_PI))))
+
+/* short angle -> radians */
+#define SHORT2RAD_ANGLE(s) ((((f32)(s)) / (65536.0f / (2.0f * F_PI))))
+
+/* degrees -> short angle */
+#define DEG2SHORT_ANGLE(deg) ((s16)((deg) * (65536.0f / 360.0f)))
+
+/* short angle -> degrees */
+#define SHORT2DEG_ANGLE(s) ((((f32)(s)) / (65536.0f / 360.0f)))
+
 typedef struct xy_s {
     f32 x, y;
 } xy_t;
diff --git a/include/m_msg.h b/include/m_msg.h
index 7c99cb28..f14359f7 100644
--- a/include/m_msg.h
+++ b/include/m_msg.h
@@ -19,6 +19,8 @@ extern void mMsg_Set_free_str(M_MSG_WINDOW* msg, int free_str_no, u8* str, size_
 
 extern void mMsg_debug_draw(gfxprint_t* gfxprint);
 
+extern void mMsg_aram_init();
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/include/m_name_table.h b/include/m_name_table.h
index eea1d071..4698a9f2 100644
--- a/include/m_name_table.h
+++ b/include/m_name_table.h
@@ -369,6 +369,23 @@ extern int mNT_check_unknown(mActor_name_t item_no);
 
 #define EXIT_DOOR 0x4080
 
+#define NPC_START 0xE000
+#define NPC_BOB NPC_START
+// TODO: Finish
+#define NPC_JOEY 0xE048
+#define NPC_PAOLO 0xE04C
+#define NPC_JANE 0xE061
+#define NPC_CARRIE 0xE06F
+#define NPC_SAMSON 0xE07D
+#define NPC_BUZZ 0xE08C
+#define NPC_CUBE 0xE093
+#define NPC_RASHER 0xE09B
+#define NPC_TANK 0xE0AA
+#define NPC_VESTA 0xE0AD
+#define NPC_TYBALT 0xE0B6
+#define NPC_LOBO 0xE0B9
+#define NPC_BIFF 0xE0C2
+
 #define RSV_DOOR 0xFE1B
 #define RSV_WALL_NO 0xFFFE /* interior wall item, no collision */
 #define RSV_NO 0xFFFF /* reserved space, can't interact but no collision */
diff --git a/include/m_npc.h b/include/m_npc.h
index cd9c28d9..e2e3ed04 100644
--- a/include/m_npc.h
+++ b/include/m_npc.h
@@ -10,6 +10,7 @@
 #include "lb_rtc.h"
 #include "m_personal_id.h"
 #include "m_quest.h"
+#include "m_lib.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -145,9 +146,47 @@ typedef struct animal_return_s {
   /* 0x04 */ lbRTC_time_c renew_time; /* time that this struct was updated */
 } Anmret_c;
 
+typedef struct demo_npc_s {
+  mActor_name_t npc_name; /* villager id, E0XX */
+  u32 block_x, block_z; /* spawn acre */
+  u32 ut_x, ut_z; /* spawn unit in acre */
+} mNpc_demo_npc_c;
+
+typedef struct {
+  u8 type;
+  u8 palette;
+  u8 wall_id;
+  u8 floor_id;
+  mActor_name_t main_layer_id;
+  mActor_name_t secondary_layer_id;
+} mNpc_NpcHouseData_c;
+
+typedef struct npc_conversation_s {
+  u8 beesting:1; // talk to player about their beesting
+  u8 unk:7;
+} mNpc_NpcConversation_c;
+
+typedef struct npc_list_s {
+  mActor_name_t name;
+  mActor_name_t field_name;
+  xyz_t house_position;
+  xyz_t position;
+  u8 appear_flag;
+  mNpc_NpcConversation_c conversation_flags;
+  mQst_base_c quest_info;
+  mNpc_NpcHouseData_c house_data;
+  mActor_name_t reward_furniture;
+} mNpc_NpcList_c;
+
 /* anm_id could also just be a Animal_c pointer */
 extern void mNpc_GetNpcWorldNameAnm(u8* name, AnmPersonalID_c* anm_id);
 extern int mNpc_CheckFreeAnimalPersonalID(AnmPersonalID_c* anm_id);
+extern void mNpc_SetAnimalTitleDemo(mNpc_demo_npc_c* demo_npc, Animal_c* animal, GAME* game);
+extern void mNpc_SetNpcList(mNpc_NpcList_c* npc_list, Animal_c* animal, int max, int unused);
+extern void mNpc_ClearCacheName();
+extern void mNpc_ClearInAnimal();
+extern void mNpc_FirstClearGoodbyMail();
+extern void mNpc_ClearIslandNpcRoomData();
 
 extern void mNpc_PrintRemoveInfo(gfxprint_t* gfxprint);
 extern void mNpc_PrintFriendship_fdebug(gfxprint_t* gfxprint);
diff --git a/include/m_play.h b/include/m_play.h
index fae5580c..45534c61 100644
--- a/include/m_play.h
+++ b/include/m_play.h
@@ -14,9 +14,10 @@ typedef struct game_play_s {
   /* 0x0000 */ GAME game;
   // TODO: finish
   /* 0x00E0 */ u8 d[0x1CC0];
-  /* 0x1DA0*/  int isPause;
-  /* 0x1DA4*/ u8 _temp[0x268];
-  /* 0x200C*/ MtxF matrix;
+  /* 0x1DA0 */  int isPause;
+  /* 0x1DA4 */ u8 _temp[0x268];
+  /* 0x200C */ MtxF matrix;
+  /* 0x204C */ u8 _204C[0x2600-0x204C];
 } GAME_PLAY;
 
 extern void play_init(GAME_PLAY* play);
diff --git a/include/m_private.h b/include/m_private.h
index e32c35cf..90ce0670 100644
--- a/include/m_private.h
+++ b/include/m_private.h
@@ -176,6 +176,8 @@ extern int mPr_NullCheckPersonalID(PersonalID_c* pid);
 extern int mPr_CheckCmpPersonalID(PersonalID_c* pid_a, PersonalID_c* pid_b);
 extern void mPr_ClearPersonalID(PersonalID_c* pid);
 extern void mPr_CopyPersonalID(PersonalID_c* dst, PersonalID_c* src);
+extern void mPr_ClearPrivateInfo(Private_c* private);
+extern void mPr_RandomSetPlayerData_title_demo();
 
 #ifdef __cplusplus
 }
diff --git a/include/m_quest.h b/include/m_quest.h
index 9cafcf36..551ce6af 100644
--- a/include/m_quest.h
+++ b/include/m_quest.h
@@ -114,6 +114,7 @@ typedef struct quest_errand_s {
 } mQst_errand_c;
 
 extern void mQst_PrintQuestInfo(gfxprint_t* gfxprint);
+extern void mQst_ClearGrabItemInfo();
 
 #ifdef __cplusplus
 }
diff --git a/include/m_rcp.h b/include/m_rcp.h
index df98dcfa..8a24d73a 100644
--- a/include/m_rcp.h
+++ b/include/m_rcp.h
@@ -3,6 +3,7 @@
 
 #include "types.h"
 #include "PR/mbi.h"
+#include "game.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -12,6 +13,8 @@ extern Gfx* gfx_gSPTextureRectangle1(Gfx* gfx, u32 ulx, u32 uly, u32 lrx, u32 lr
 extern Gfx* gfx_gDPFillRectangle1(Gfx* gfx, u32 ulx, u32 uly, u32 lrx, u32 lry);
 extern Gfx* gfx_gDPFillRectangleF(Gfx* gfx, u32 ulx, u32 uly, u32 lrx, u32 lry);
 extern Gfx* gfx_tex_scroll2(Gfx** gfxpp, u32 x, u32 y, int width, int height);
+extern void DisplayList_initialize(GRAPH* graph, u32 clear_r, u32 clear_g, u32 clear_b, GAME* game);
+extern void fade_black_draw(Gfx** gfxpp, u32 alpha);
 
 #ifdef __cplusplus
 }
diff --git a/include/m_room_type.h b/include/m_room_type.h
index 32c05159..e4e1bf11 100644
--- a/include/m_room_type.h
+++ b/include/m_room_type.h
@@ -32,7 +32,6 @@ typedef struct room_type_place_info_s {
 
 // TEMPORARY. Should be generated with .decl files
 #define ITEM0_NO_START 0x0000
-#define NULL_NO ITEM0_NO_START
 #define ITEM0_1_NO_START ITEM0_NO_START + 0x800
 
 #define FTR0_NO_START 0x1000
diff --git a/include/m_scene.h b/include/m_scene.h
new file mode 100644
index 00000000..721ba752
--- /dev/null
+++ b/include/m_scene.h
@@ -0,0 +1,27 @@
+#ifndef M_SCENE_H
+#define M_SCENE_H
+
+#include "types.h"
+#include "m_scene_table.h"
+#include "m_lib.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct door_data_s {
+  int next_scene_id;
+  u8 exit_orientation;
+  u8 exit_type; // 0 = normal, 1 = restart game?
+  u16 extra_data;
+  s_xyz exit_position;
+  mActor_name_t door_actor_name;
+  u8 wipe_type;
+  u8 pad[3]; // possibly necessary due to struct copy
+} Door_data_c;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/include/m_scene_table.h b/include/m_scene_table.h
index 0f00edda..a31cea59 100644
--- a/include/m_scene_table.h
+++ b/include/m_scene_table.h
@@ -15,6 +15,7 @@ extern "C" {
 enum scene_table {
   /* TODO: finish */
   SCENE_FG = 0x07, /* outdoors/FG */
+  SCENE_TITLE_DEMO = 0x21, /* title screen demo */
   SCENE_ISLAND_COTTAGE = 0x2F,
   /* TODO: finish */
 };
diff --git a/include/m_time.h b/include/m_time.h
index e21a6596..79e7112e 100644
--- a/include/m_time.h
+++ b/include/m_time.h
@@ -76,6 +76,8 @@ extern const lbRTC_time_c mTM_rtcTime_default_code;
 #define mTM_IsTimeCleared(time) (lbRTC_IsEqualTime((time), &mTM_rtcTime_clear_code, lbRTC_CHECK_ALL) == TRUE)
 #define mTM_AreTimesEqual(t0, t1) (lbRTC_IsEqualTime(t0, t1, lbRTC_CHECK_ALL))
 
+extern void mTM_set_season();
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/include/m_titledemo.h b/include/m_titledemo.h
new file mode 100644
index 00000000..ee7783a2
--- /dev/null
+++ b/include/m_titledemo.h
@@ -0,0 +1,19 @@
+#ifndef M_TITLEDEMO_H
+#define M_TITLEDEMO_H
+
+#include "types.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define mTD_TITLE_DEMO_NUM 5
+
+extern int mTD_get_titledemo_no();
+extern int mTD_demono_get();
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/include/m_trademark.h b/include/m_trademark.h
index 5bb03beb..dc7e8428 100644
--- a/include/m_trademark.h
+++ b/include/m_trademark.h
@@ -3,6 +3,7 @@
 
 #include "types.h"
 #include "game.h"
+#include "m_view.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -11,12 +12,29 @@ extern "C" {
 /* sizeof(struct game_trademark_s) == 0x25A70 */
 typedef struct game_trademark_s {
   /* 0x000000 */ GAME game;
-  // TODO: finish
-  /* 0x0000E0 */ u8 _temp[0x25990];
+  /* 0x0000E0 */ View view;
+  /* 0x000200 */ xyz_t unused_200; // n64
+  /* 0x00020C */ f32 unused_20c; // n64
+  /* 0x000210 */ u32 unused_210; // n64
+  /* 0x000214 */ int unused_214; // n64
+  /* 0x000218 */ int unused_218[15]; // n64
+  /* 0x000254 */ int unused_254; // n64
+  /* 0x000258 */ int unused_258[38400]; // n64 texture
+  /* 0x025A58 */ u32 alpha;
+  /* 0x025A5C */ s16 logo_timer;
+  /* 0x025A5E */ u16 alpha2;
+  /* 0x025A60 */ s16 move_timer;
+  /* 0x025A62 */ s16 unused_25a62; // n64
+  /* 0x025A64 */ s16 unused_25a64; // n64
+  /* 0x025A66 */ u8 stage;
+  /* 0x025A67 */ u8 unused_25a67; // n64
+  /* 0x025A68 */ u8 cancel;
+  /* 0x025A69 */ u8 check;
+  /* 0x025A6C */ int unused_25a6c; // n64
 } GAME_TRADEMARK;
 
-extern void trademark_init(GAME_TRADEMARK* trademark);
-extern void trademark_cleanup(GAME_TRADEMARK* trademark);
+extern void trademark_init(GAME* game);
+extern void trademark_cleanup(GAME* game);
 
 #ifdef __cplusplus
 }
diff --git a/include/m_vibctl.h b/include/m_vibctl.h
index 3f1b4325..73625700 100644
--- a/include/m_vibctl.h
+++ b/include/m_vibctl.h
@@ -8,6 +8,7 @@ extern "C" {
 #endif
 
 extern void mVibctl_reset();
+extern void mVibctl_init0();
 
 #ifdef __cplusplus
 }
diff --git a/include/m_view.h b/include/m_view.h
index 03472ad0..b4ddd2c5 100644
--- a/include/m_view.h
+++ b/include/m_view.h
@@ -43,6 +43,8 @@ typedef struct view_s {
   int _unused_pad0;
 } View;
 
+extern void initView(View* view, GRAPH* graph);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/include/sys_matrix.h b/include/sys_matrix.h
index bd878d86..2001d75d 100644
--- a/include/sys_matrix.h
+++ b/include/sys_matrix.h
@@ -16,6 +16,7 @@ extern void Matrix_push();
 extern void Matrix_pull();
 extern void Matrix_get(MtxF* m);
 extern void Matrix_put(MtxF* m);
+extern void new_Matrix(GAME* game);
 
 #ifdef __cplusplus
 }
diff --git a/rel/m_room_type/mRmTp_FtrItemNo2FtrIdx.c b/rel/m_room_type/mRmTp_FtrItemNo2FtrIdx.c
index ac4241a7..46bd60fe 100644
--- a/rel/m_room_type/mRmTp_FtrItemNo2FtrIdx.c
+++ b/rel/m_room_type/mRmTp_FtrItemNo2FtrIdx.c
@@ -12,5 +12,5 @@ extern int mRmTp_FtrItemNo2FtrIdx(u16 ftr_no) {
     return FTR_NO_2_FTR_IDX(ftr_no - FTR1_NO_START) + NUM_FTR_IN_TYPE;
   }
 
-  return NULL_NO;
+  return EMPTY_NO;
 }
diff --git a/rel/m_trademark.c b/rel/m_trademark.c
new file mode 100644
index 00000000..af1d1923
--- /dev/null
+++ b/rel/m_trademark.c
@@ -0,0 +1,414 @@
+#include "m_trademark.h"
+
+#include "m_scene.h"
+#include "m_name_table.h"
+#include "m_npc.h"
+#include "m_kankyo.h"
+#include "m_cpak.h"
+#include "m_flashrom.h"
+#include "m_private.h"
+#include "m_event.h"
+#include "m_private.h"
+#include "m_time.h"
+#include "libultra/libultra.h"
+#include "initial_menu.h"
+#include "m_titledemo.h"
+#include "m_bgm.h"
+#include "m_rcp.h"
+#include "m_home.h"
+#include "m_mail.h"
+#include "m_msg.h"
+#include "m_field_info.h"
+#include "m_font.h"
+#include "m_quest.h"
+#include "m_bg_item.h"
+#include "m_card.h"
+#include "m_island.h"
+#include "m_vibctl.h"
+#include "sys_matrix.h"
+#include "sys_vimgr.h"
+#include "libjsys/jsyswrapper.h"
+#include "libc64/qrand.h"
+#include "m_common_data.h"
+
+static int mTR_first_flag = TRUE;
+
+static Door_data_c demo_1_door_data = {
+  SCENE_TITLE_DEMO,
+  4,
+  FALSE,
+  0,
+  { 2180, 200, 824 },
+  EMPTY_NO,
+  3,
+  {0,0,0}
+};
+
+static Door_data_c demo_2_door_data = {
+  SCENE_TITLE_DEMO,
+  4,
+  FALSE,
+  0,
+  { 3218, 40, 3074 },
+  EMPTY_NO,
+  3,
+  {0,0,0}
+};
+
+static Door_data_c demo_3_door_data = {
+  SCENE_TITLE_DEMO,
+  4,
+  FALSE,
+  0,
+  { 2117, 160, 1488 },
+  EMPTY_NO,
+  3,
+  {0,0,0}
+};
+
+static Door_data_c demo_4_door_data = {
+  SCENE_TITLE_DEMO,
+  4,
+  FALSE,
+  0,
+  { 2899, 160, 1101 },
+  EMPTY_NO,
+  3,
+  {0,0,0}
+};
+
+static Door_data_c demo_5_door_data = {
+  SCENE_TITLE_DEMO,
+  4,
+  FALSE,
+  0,
+  { 1578, 40, 2472 },
+  EMPTY_NO,
+  3,
+  {0,0,0}
+};
+
+static Door_data_c* l_demo_door_data_table[mTD_TITLE_DEMO_NUM] = {
+  &demo_1_door_data,
+  &demo_2_door_data,
+  &demo_3_door_data,
+  &demo_4_door_data,
+  &demo_5_door_data
+};
+
+#define DEMO_NPC(name, bx, bz, utx, utz) { NPC_##name, (bx), (bz), (utx), (utz) }
+static mNpc_demo_npc_c demo_npc_list[] = {
+  DEMO_NPC(BOB, 1, 2, 3, 7),
+  DEMO_NPC(PAOLO, 1, 2, 8, 11),
+  DEMO_NPC(VESTA, 1, 4, 12, 11),
+  DEMO_NPC(JOEY, 2, 3, 5, 6),
+  DEMO_NPC(LOBO, 2, 3, 4, 12),
+  DEMO_NPC(CARRIE, 3, 5, 11, 5),
+  DEMO_NPC(TANK, 4, 3, 3, 12),
+  DEMO_NPC(BUZZ, 4, 4, 3, 4),
+  DEMO_NPC(RASHER, 4, 4, 12, 13),
+  DEMO_NPC(BIFF, 4, 6, 5, 6),
+  DEMO_NPC(SAMSON, 5, 2, 12, 4),
+  DEMO_NPC(JANE, 5, 2, 9, 11),
+  DEMO_NPC(TYBALT, 5, 4, 11, 4),
+  DEMO_NPC(CUBE, 5, 5, 5, 11)
+};
+
+static int demo_npc_num = sizeof(demo_npc_list) / sizeof(mNpc_demo_npc_c);
+
+static int set_npc_4_title_demo(GAME_TRADEMARK* trademark) {
+  Animal_c* animals = Save_Get(animals);
+    
+  mNpc_SetAnimalTitleDemo(demo_npc_list, animals, (GAME*)trademark);
+  mNpc_SetNpcList(Common_Get(npclist), animals, demo_npc_num, 0);
+
+  return demo_npc_num;
+}
+
+typedef struct tradeday_s {
+  lbRTC_month_t month;
+  lbRTC_day_t day;
+  lbRTC_hour_t hour;
+  s16 weather;
+} mTM_tradeday_c;
+
+static void mTM_demotime_set(int title_no) {
+  static mTM_tradeday_c tradeday_table[] = {
+    { lbRTC_APRIL, 6, 13, mEnv_WEATHER_SAKURA },    /* April 6th @ 1pm, Cherry Blossoms */
+    { lbRTC_JUNE, 16, 13, mEnv_WEATHER_RAIN },      /* June 16th @ 1pm, Raining */
+    { lbRTC_AUGUST, 1, 6, mEnv_WEATHER_CLEAR },     /* August 1st @ 6am, Clear */
+    { lbRTC_NOVEMBER, 1, 16, mEnv_WEATHER_CLEAR },  /* November 1st @ 4pm, Clear */
+    { lbRTC_FEBRUARY, 1, 2, mEnv_WEATHER_SNOW }     /* February 1st @ 2am, Snowing */
+  };
+
+  Common_Set(time.rtc_enabled, FALSE);
+  Common_Set(time.rtc_time.year, GAME_YEAR_MIN + 1);
+  Common_Set(time.rtc_time.min, 0);
+
+  if (title_no != 0) {
+    Common_Set(time.rtc_time.month, tradeday_table[(title_no - 1)].month);
+    Common_Set(time.rtc_time.day, tradeday_table[(title_no - 1)].day);
+    Common_Set(time.rtc_time.hour, tradeday_table[(title_no - 1)].hour);
+    Common_Set(weather, tradeday_table[(title_no - 1)].weather);
+  }
+}
+
+static void trademark_goto_demo_scene(GAME_TRADEMARK* trademark) {
+  int demo_no;
+  int i;
+  Private_c* n_private;
+  Save_t* save;
+  Private_c* private;
+
+  save = Common_GetPointer(save.save);
+  mCPk_InitPak(0);
+  n_private = Save_Get(private);
+  Common_Set(now_private, n_private);
+
+  if (mFRm_CheckSaveData() == FALSE) {
+    bzero(save, sizeof(Save_t));
+    mFRm_ClearSaveCheckData(Save_GetPointer(save_check));
+
+    private = n_private;
+    for (i = 0; i < PLAYER_NUM; i++) {
+      mPr_ClearPrivateInfo(private);
+      private++;
+    }
+
+    Save_Set(land_info.exists, TRUE);
+    Common_Set(house_owner_name, RSV_NO);
+    Common_Set(last_field_id, -1);
+  }
+
+  mEv_ClearEventInfo();
+
+  demo_no = mEv_CheckTitleDemo();
+  if (demo_no > 0) {
+    Door_data_c* demo_door_data = l_demo_door_data_table[demo_no - 1];
+
+    Common_Set(door_data, *demo_door_data);
+    Common_Set(door_data.next_scene_id, demo_door_data->next_scene_id + 1); // go to next demo scene
+    mTM_demotime_set(demo_no); // set demo date, time, and weather
+    mPr_RandomSetPlayerData_title_demo(); // randomize player data
+    set_npc_4_title_demo(trademark); // set animals in the demo
+    Common_Set(wipeType, 3);
+  }
+
+  Save_Set(scene_no, SCENE_TITLE_DEMO);
+  mTM_set_season();
+  Common_Set(submenu_disabled, TRUE);
+  GAME_GOTO_NEXT((GAME*)trademark, play, PLAY);
+}
+
+static void nintendo_logo_move(GAME_TRADEMARK* trademark) {
+  int timer;
+  int alpha2;
+  if (trademark->stage == 2) {
+    alpha2 = trademark->alpha2;
+    alpha2 += 0x880;
+    if (alpha2 >= 0xFF00) {
+      trademark->stage = 4;
+      alpha2 = 0xFF00;
+    }
+
+    trademark->alpha2 = alpha2;
+  }
+  else if (trademark->stage == 4) {
+    if (trademark->logo_timer == 0) {
+      timer = 0;
+    }
+    else {
+      timer = --trademark->logo_timer;
+    }
+
+    if (timer == 0) {
+      trademark->stage = 3;
+    }
+  }
+}
+
+static void nintendo_logo_draw(GAME_TRADEMARK* trademark) {
+  Gfx* gfx;
+  GRAPH* g = trademark->game.graph;
+  u8 a;
+
+  OPEN_DISP(g);
+  nintendo_logo_move(trademark);
+  gfx = NOW_POLY_OPA_DISP;
+  a = trademark->alpha2 >> 8;
+  make_dl_nintendo_logo(&gfx, a);
+  SET_POLY_OPA_DISP(gfx);
+  CLOSE_DISP(g);
+}
+
+static void trademark_cancel(GAME_TRADEMARK* trademark) {
+  if (trademark->cancel != FALSE) {
+    return;
+  }
+
+  if (trademark->stage != 4) {
+    return;
+  }
+
+  if (Common_Get(pad_connected) == FALSE) {
+    return;
+  }
+
+  if ((gamePT->pads[0].on.button & BUTTON_START) != BUTTON_START) {
+    return;
+  }
+
+  trademark->cancel = TRUE;
+}
+
+static void trademark_move(GAME_TRADEMARK* trademark) {
+  static u8 s_titlebgm[mTD_TITLE_DEMO_NUM] = { 83, 84, 85, 86, 87 }; // TODO: convert to enum/definitions
+
+  if (trademark->stage == 0) {
+    int titledemo_no = mTD_get_titledemo_no();
+    mBGMPsComp_make_ps_lost_fanfare(s_titlebgm[titledemo_no], 360);
+    trademark->alpha = 0;
+    trademark->stage = 1;
+  }
+
+  if (trademark->stage == 1) {
+    int move_timer;
+    if (trademark->move_timer == 0) {
+      move_timer = 0;
+    }
+    else {
+      move_timer = --trademark->move_timer;
+    }
+
+    if (move_timer == 0) {
+      trademark->stage = 2;
+    }
+  }
+
+  if (trademark->stage == 3 || trademark->cancel) {
+    if (trademark->alpha < 0xFF00) {
+      trademark->alpha += 0x880;
+    }
+
+    if (trademark->check != TRUE) {
+      trademark->check = TRUE;
+    }
+
+    if (trademark->alpha >= 0xFF00 && trademark->check == TRUE) {
+      trademark->alpha = 0xFF00;
+      trademark->stage = 5;
+    }
+  }
+}
+
+static void trademark_draw(GAME_TRADEMARK* trademark) {
+  GRAPH* g = trademark->game.graph;
+  Gfx* gfx;
+  
+  OPEN_DISP(g);
+
+  gSPSegment(NOW_POLY_OPA_DISP++, 0, 0);
+  DisplayList_initialize(g, 0, 0, 0, NULL);
+  if (mTR_first_flag == FALSE) {
+    if (trademark->stage >= 2) {
+      nintendo_logo_draw(trademark);
+    }
+
+    gfx = NOW_POLY_XLU_DISP;
+    fade_black_draw(&gfx, trademark->alpha >> 8);
+    SET_POLY_XLU_DISP(gfx);
+  }
+
+  CLOSE_DISP(g);
+}
+
+static void trademark_main(GAME* game) {
+  GAME_TRADEMARK* trademark = (GAME_TRADEMARK*)game;
+  GRAPH* g;
+
+  fqrand(); /* increment qrand seed every frame */
+  trademark_cancel(trademark);
+  trademark_move(trademark);
+  trademark_draw(trademark);
+
+  g = game->graph;
+  game_debug_draw_last(game, g);
+  game_draw_last(g);
+
+  if (trademark->stage == 5) {
+    trademark->stage = 0;
+    trademark_goto_demo_scene(trademark);
+    mTR_first_flag = FALSE;
+  }
+}
+
+extern void trademark_cleanup(GAME* game) {
+  GAME_TRADEMARK* trademark = (GAME_TRADEMARK*)game;
+  mHm_hs_c* home = Save_Get(homes);
+  int i;
+
+  for (i = 0; i < PLAYER_NUM; i++) {
+    home->outlook_pal = i;
+    home->next_outlook_pal = i;
+
+    mMl_clear_mail_box(home->mailbox, HOME_MAILBOX_SIZE);
+    home++;
+  }
+
+  JW_SetLogoMode(0);
+  SoftResetEnable = TRUE;
+}
+
+extern void trademark_init(GAME* game) {
+  GAME_TRADEMARK* trademark = (GAME_TRADEMARK*)game;
+  GRAPH* g = game->graph;
+
+  common_data_reinit();
+  mFI_SetClimate(mFI_CLIMATE_0);
+  game->exec = &trademark_main;
+  game->cleanup = &trademark_cleanup;
+  initView(&trademark->view, g);
+  new_Matrix(game);
+  trademark->alpha = 0xFF00;
+  trademark->alpha2 = 0;
+  trademark->logo_timer = 60;
+  trademark->move_timer = 16;
+  trademark->unused_254 = 0;
+  trademark->unused_210 = 0;
+  trademark->stage = 0;
+  trademark->unused_200.x = 0.0f;
+  trademark->unused_200.y = 0.0f;
+  trademark->unused_200.z = 0.0f;
+  trademark->unused_20c = 0.5f;
+  trademark->unused_25a62 = 0;
+  trademark->unused_25a64 = 5072;
+  trademark->unused_25a67 = 0;
+  trademark->cancel = FALSE;
+  trademark->check = FALSE;
+
+  if (mTR_first_flag) {
+    trademark->stage = 5;
+  }
+
+  SetGameFrame(1);
+  viBlack(FALSE);
+  JW_SetLogoMode(1);
+  mMsg_aram_init();
+
+  Common_Set(player_no, 0);
+  Common_Set(player_data_mode, 0);
+  Common_Set(scene_from_title_demo, -1);
+  mNpc_ClearCacheName();
+  mNpc_ClearInAnimal();
+  mNpc_FirstClearGoodbyMail();
+  mQst_ClearGrabItemInfo();
+  mNpc_ClearIslandNpcRoomData();
+  mCD_InitAll();
+  mISL_ClearKeepIsland();
+  mBI_ct();
+  mFont_ct();
+  mBGMPsComp_scene_mode(0);
+  mVibctl_init0();
+  mFRm_clear_err_info();
+  mEv_SetTitleDemo(mTD_demono_get());
+}