diff --git a/src/actor/ac_arrange_room.c b/src/actor/ac_arrange_room.c
index c6b325ae..65cc072e 100644
--- a/src/actor/ac_arrange_room.c
+++ b/src/actor/ac_arrange_room.c
@@ -172,7 +172,7 @@ static void Arrange_Room_Actor_draw(ACTOR* actor, GAME* game) {
     aAR_DrawWall(&arrange_room->actor_class, &play->game);
 }
 
-static void Arrange_Room_Actor_move() {
+static void Arrange_Room_Actor_move(ACTOR* actor, GAME* game) {
 
 }
 
diff --git a/src/actor/ac_needlework_shop_move.c_inc b/src/actor/ac_needlework_shop_move.c_inc
index f7fdff52..cbb34bbc 100644
--- a/src/actor/ac_needlework_shop_move.c_inc
+++ b/src/actor/ac_needlework_shop_move.c_inc
@@ -189,12 +189,12 @@ static void aNW_setup_animation(STRUCTURE_ACTOR* shop, f32 speed) {
                             end_idx[idx], start_idx[idx], speed, 0.0f, cKF_FRAMECONTROL_STOP, NULL);
 }
 
-static void aNW_open_door_demo_ct() {
+static void aNW_open_door_demo_ct(ACTOR* actorx) {
     mDemo_Set_house_info(40.0f, 5);
     mDemo_Set_camera(CAMERA2_PROCESS_DOOR);
 }
 
-static void aNW_talk_door_demo_ct() {
+static void aNW_talk_door_demo_ct(ACTOR* actorx) {
     static rgba_t window_color = { 145, 60, 40, 255 };
 
     mDemo_Set_msg_num(MSG_2010);
diff --git a/src/actor/ac_post_office_move.c_inc b/src/actor/ac_post_office_move.c_inc
index 4f556846..425918f0 100644
--- a/src/actor/ac_post_office_move.c_inc
+++ b/src/actor/ac_post_office_move.c_inc
@@ -189,7 +189,7 @@ static void aPOFF_setup_animation(STRUCTURE_ACTOR* office, f32 speed) {
                             end_idx[idx], start_idx[idx], speed, 0.0f, cKF_FRAMECONTROL_STOP, NULL);
 }
 
-static void aPOFF_open_door_demo_ct() {
+static void aPOFF_open_door_demo_ct(ACTOR* actorx) {
     mDemo_Set_house_info(40.0f, 5);
     mDemo_Set_camera(CAMERA2_PROCESS_DOOR);
 }
diff --git a/src/actor/npc/ac_halloween_npc.c b/src/actor/npc/ac_halloween_npc.c
index 87627a5a..d955972e 100644
--- a/src/actor/npc/ac_halloween_npc.c
+++ b/src/actor/npc/ac_halloween_npc.c
@@ -54,7 +54,7 @@ static void aHWN_set_force_talk_info(ACTOR* actorx);
 static void aHWN_force_talk_request(ACTOR* actorx, GAME* game);
 static void aHWN_set_norm_talk_info(HALLOWEEN_NPC_ACTOR* actorx);
 static void aHWN_norm_talk_request(ACTOR* actorx, GAME* game);
-static int aHWN_talk_init();
+static int aHWN_talk_init(ACTOR* actorx, GAME* game);
 static BOOL aHWN_talk_end_chk(ACTOR* actorx, GAME* game);
 
 static void aHWN_approach(HALLOWEEN_NPC_ACTOR* hwn_actor, GAME_PLAY* play);
diff --git a/src/actor/npc/ac_halloween_npc_talk.c_inc b/src/actor/npc/ac_halloween_npc_talk.c_inc
index 5c20d590..05ec11d5 100644
--- a/src/actor/npc/ac_halloween_npc_talk.c_inc
+++ b/src/actor/npc/ac_halloween_npc_talk.c_inc
@@ -281,7 +281,7 @@ static void aHWN_norm_talk_request(ACTOR* actorx, GAME* game) {
     mDemo_Request(mDemo_TYPE_TALK, actorx, (mDemo_REQUEST_PROC)aHWN_set_norm_talk_info);
 }
 
-static int aHWN_talk_init() {
+static int aHWN_talk_init(ACTOR* actorx, GAME* game) {
     mDemo_Set_ListenAble();
     return TRUE;
 }
diff --git a/src/actor/npc/ac_harvest_npc1.c b/src/actor/npc/ac_harvest_npc1.c
index d592f3ed..9aa4c4ba 100644
--- a/src/actor/npc/ac_harvest_npc1.c
+++ b/src/actor/npc/ac_harvest_npc1.c
@@ -93,7 +93,7 @@ static void aHT1_actor_move(ACTOR* actorx, GAME* game) {
     NPC_CLIP->move_proc(actorx, game);
 }
 
-static s16 aHT1_GetDefaultAngle() {
+static s16 aHT1_GetDefaultAngle(NPC_HARVEST_NPC1_ACTOR* actor) {
     return 0;
 }
 
diff --git a/src/actor/npc/ac_npc_hem.c_inc b/src/actor/npc/ac_npc_hem.c_inc
index 819c106a..83c7cd56 100644
--- a/src/actor/npc/ac_npc_hem.c_inc
+++ b/src/actor/npc/ac_npc_hem.c_inc
@@ -132,7 +132,7 @@ static void aNHM_change_talk_proc(NPC_HEM_ACTOR* hem, int talk_idx) {
     hem->talk_proc = process[talk_idx];
 }
 
-static void aNHM_set_force_talk_info_talk_request() {
+static void aNHM_set_force_talk_info_talk_request(ACTOR* actor) {
     mDemo_Set_msg_num(MSG_HEM_GOLD_AXE1);
     mPr_SetFreePossessionItem(Now_Private, ITM_GOLDEN_AXE, mPr_ITEM_COND_NORMAL);
     mSC_trophy_set(mSC_TROPHY_GOLDEN_AXE);
diff --git a/src/actor/npc/ac_npc_mask_cat.c b/src/actor/npc/ac_npc_mask_cat.c
index 6e8ebd20..50e93833 100644
--- a/src/actor/npc/ac_npc_mask_cat.c
+++ b/src/actor/npc/ac_npc_mask_cat.c
@@ -23,7 +23,7 @@ static void aNMC_actor_init(ACTOR* actorx, GAME* game);
 static void aNMC_actor_draw(ACTOR* actorx, GAME* game);
 
 static void aNMC_set_painter_name_str();
-static void aNMC_set_talk_info();
+static void aNMC_set_talk_info(ACTOR* actorx);
 static void aNMC_actor_move(ACTOR* actorx, GAME* game);
 static void aNMC_talk_request(ACTOR* actorx, GAME* game);
 static int aNMC_talk_init(ACTOR* actorx, GAME* game);
diff --git a/src/actor/npc/ac_npc_mask_cat2.c b/src/actor/npc/ac_npc_mask_cat2.c
index ab5effb5..c2ef0b9a 100644
--- a/src/actor/npc/ac_npc_mask_cat2.c
+++ b/src/actor/npc/ac_npc_mask_cat2.c
@@ -86,8 +86,8 @@ static void aNM2_sitdown_start_wait_init(NPC_MASK_CAT2_ACTOR* actorx, GAME_PLAY*
 static void aNM2_sitdown_init(NPC_MASK_CAT2_ACTOR* actorx, GAME_PLAY* play);
 static void aNM2_draw_menu_open_wait_init(NPC_MASK_CAT2_ACTOR* actorx, GAME_PLAY* play);
 static void aNM2_draw_menu_close_wait_init(NPC_MASK_CAT2_ACTOR* actorx, GAME_PLAY* play);
-static void aNM2_msg_win_open_wait_init();
-static void aNM2_talk_end_wait_init();
+static void aNM2_msg_win_open_wait_init(NPC_MASK_CAT2_ACTOR* actor, GAME_PLAY* play);
+static void aNM2_talk_end_wait_init(NPC_MASK_CAT2_ACTOR* actor, GAME_PLAY* play);
 static void aNM2_scene_change_wait_init(NPC_MASK_CAT2_ACTOR* actorx, GAME_PLAY* play);
 static void aNM2_init_proc(ACTOR* actorx, GAME* game, int init_proc_idx);
 static void aNM2_setupAction(ACTOR* actorx, GAME* game, int process_idx);
diff --git a/src/actor/npc/ac_npc_mask_cat2_move.c_inc b/src/actor/npc/ac_npc_mask_cat2_move.c_inc
index 57eb8989..36a0ffb8 100644
--- a/src/actor/npc/ac_npc_mask_cat2_move.c_inc
+++ b/src/actor/npc/ac_npc_mask_cat2_move.c_inc
@@ -728,12 +728,12 @@ static void aNM2_draw_menu_close_wait_init(NPC_MASK_CAT2_ACTOR* actorx, GAME_PLA
     mSM_open_submenu(&play->submenu, mSM_OVL_DESIGN, 0, 0);
 }
 
-static void aNM2_msg_win_open_wait_init() {
+static void aNM2_msg_win_open_wait_init(NPC_MASK_CAT2_ACTOR* actor, GAME_PLAY* play) {
     mPr_CopyPersonalID(&Save_Get(mask_cat.design.creator_pid), &Now_Private->player_ID);
     mMsg_REQUEST_MAIN_APPEAR_WAIT_TYPE1();
 }
 
-static void aNM2_talk_end_wait_init() {
+static void aNM2_talk_end_wait_init(NPC_MASK_CAT2_ACTOR* actor, GAME_PLAY* play) {
     Common_Set(sunlight_flag, TRUE);
     sAdo_TrgSeEcho(FALSE);
     sAdo_LevSeEcho(FALSE);
diff --git a/src/actor/npc/ac_npc_rtc_talk.c.inc b/src/actor/npc/ac_npc_rtc_talk.c.inc
index a0725679..b4eb2ee7 100644
--- a/src/actor/npc/ac_npc_rtc_talk.c.inc
+++ b/src/actor/npc/ac_npc_rtc_talk.c.inc
@@ -206,7 +206,7 @@ static void aNRTC_change_talk_proc(NPC_RTC_ACTOR* rtc, int idx) {
     rtc->talk_proc = process[idx];
 }
 
-static void aNRTC_set_talk_info_talk_request() {
+static void aNRTC_set_talk_info_talk_request(ACTOR* actor) {
     int msg;
 
     switch (Common_Get(save_error_type)) {
diff --git a/src/actor/npc/ac_npc_shop_common.c b/src/actor/npc/ac_npc_shop_common.c
index 960afc6b..3dce8048 100644
--- a/src/actor/npc/ac_npc_shop_common.c
+++ b/src/actor/npc/ac_npc_shop_common.c
@@ -1675,7 +1675,7 @@ static void aNSC_set_talk_info_start_wait(ACTOR* actorx) {
     shop_common->next_action = 1;
 }
 
-static void aNSC_set_talk_info_start_wait1() {
+static void aNSC_set_talk_info_start_wait1(ACTOR* actor) {
     int msg_no = 0;
 
     u8 player_no = Common_Get(player_no);
@@ -1987,7 +1987,7 @@ static void aNSC_present_balloon_end_wait(NPC_SHOP_COMMON_ACTOR* shop_common, GA
 
 #endif
 
-static void aNSC_set_talk_info_request_Q_start_wait() {
+static void aNSC_set_talk_info_request_Q_start_wait(ACTOR* actor) {
     mDemo_Set_msg_num(aNSC_get_msg_no(aNSC_MSG_INTERACT_START));
     mDemo_Set_talk_turn(0x0);
 }
@@ -2822,7 +2822,7 @@ static void aNSC_turn(NPC_SHOP_COMMON_ACTOR* shop_common, GAME_PLAY* play) {
     }
 }
 
-static void aNSC_set_talk_info_goodbye_wait() {
+static void aNSC_set_talk_info_goodbye_wait(ACTOR* actor) {
     mDemo_Set_msg_num(aNSC_get_msg_no(aNSC_MSG_SAY_GOODBYE));
     mDemo_Set_camera(CAMERA2_PROCESS_NORMAL);
 }
diff --git a/src/actor/npc/ac_npc_totakeke.c b/src/actor/npc/ac_npc_totakeke.c
index 58898c76..214a64cf 100644
--- a/src/actor/npc/ac_npc_totakeke.c
+++ b/src/actor/npc/ac_npc_totakeke.c
@@ -10,7 +10,7 @@
 #include "m_string_data.h"
 #include "m_ledit_ovl.h"
 
-void aNTT_schedule_proc();
+void aNTT_schedule_proc(NPC_TOTAKEKE_ACTOR* totakeke, GAME_PLAY* play, int schedule_id);
 int aNTT_change_talk_proc(NPC_TOTAKEKE_ACTOR*, int);
 void aNTT_setup_think_proc(NPC_TOTAKEKE_ACTOR*, GAME_PLAY*, u8);
 int aNTT_enso_init(NPC_TOTAKEKE_ACTOR*);
diff --git a/src/actor/npc/event/ac_ev_majin_move.c_inc b/src/actor/npc/event/ac_ev_majin_move.c_inc
index 83649358..c74e4a29 100644
--- a/src/actor/npc/event/ac_ev_majin_move.c_inc
+++ b/src/actor/npc/event/ac_ev_majin_move.c_inc
@@ -111,7 +111,7 @@ static void aEMJ_schedule_proc(NPC_ACTOR* actor, GAME_PLAY* play, int idx) {
     (*sche_proc[idx])(actor, play);
 }
 
-static void aEMJ_set_force_talk_info() {
+static void aEMJ_set_force_talk_info(ACTOR* actor) {
     int msg_num;
 
     switch (Common_Get(weather)) {
diff --git a/src/actor/npc/event/ac_ev_speech_soncho_talk.c_inc b/src/actor/npc/event/ac_ev_speech_soncho_talk.c_inc
index 0f5df4b4..eb660e34 100644
--- a/src/actor/npc/event/ac_ev_speech_soncho_talk.c_inc
+++ b/src/actor/npc/event/ac_ev_speech_soncho_talk.c_inc
@@ -142,7 +142,7 @@ void aESS_norm_talk_request(NPC_SPEECH_SONCHO* soncho, GAME_PLAY* play) {
     mDemo_Request(mDemo_TYPE_TALK, (ACTOR*)soncho, aESS_set_norm_talk_info);
 }
 
-void aESS_set_force_talk_info() {
+void aESS_set_force_talk_info(ACTOR* actor) {
     mDemo_Set_msg_num(mString_SPEECH_SONCHO_START);
     mDemo_Set_camera(CAMERA2_PROCESS_NUM);
 }
diff --git a/src/game/m_demo.c b/src/game/m_demo.c
index 44ca070a..a333b3b8 100644
--- a/src/game/m_demo.c
+++ b/src/game/m_demo.c
@@ -875,7 +875,7 @@ static int check_speech_request() {
     return res;
 }
 
-static void emsg_set() {
+static void emsg_set(ACTOR* actor) {
     static rgba_t win_color = { 175, 255, 255, 255 };
 
     mDemo_Set_talk_window_color(&win_color);
diff --git a/src/game/m_design_ovl.c b/src/game/m_design_ovl.c
index 027a62f5..c3ae0ddf 100644
--- a/src/game/m_design_ovl.c
+++ b/src/game/m_design_ovl.c
@@ -979,7 +979,7 @@ void mDE_paint(mDE_Ovl_c* design_ovl, int pal) {
     }
 }
 
-void mDE_print_texture() {
+void mDE_print_texture(mDE_Ovl_c* design_ovl) {
     return;
 }
 
diff --git a/src/game/m_field_assessment.c b/src/game/m_field_assessment.c
index 279e37fa..27bd0484 100644
--- a/src/game/m_field_assessment.c
+++ b/src/game/m_field_assessment.c
@@ -157,7 +157,7 @@ static int mFAs_CheckGrassOver(int tree_num, int grass_num) {
     return grass_num >= mFAs_GRASS_OVER_NUM;
 }
 
-static int mFAs_CheckNoCase() {
+static int mFAs_CheckNoCase(int tree_num, int grass_num) {
     return FALSE;
 }