diff --git a/config/rel_slices.yml b/config/rel_slices.yml
index b6ed1821..bec6fb1e 100644
--- a/config/rel_slices.yml
+++ b/config/rel_slices.yml
@@ -143,6 +143,10 @@ ac_sample.c:
     .rodata: [0x80643860, 0x80643868]
     .data: [0x8065FA40, 0x8065FAA0]
     .bss: [0x812F96A0, 0x812F96E0]
+ac_airplane.c:
+    .text: [0x8040F614, 0x804104AC]
+    .rodata: [0x80643868, 0x80643918]
+    .data: [0x8065FAA0, 0x8065FB68]
 ac_animal_logo.c:
     .text: [0x804104AC, 0x804117D4]
     .rodata: [0x80643918, 0x80643A88]
diff --git a/include/ac_airplane.h b/include/ac_airplane.h
new file mode 100644
index 00000000..27d8af1f
--- /dev/null
+++ b/include/ac_airplane.h
@@ -0,0 +1,62 @@
+#ifndef AC_AIRPLANE_H
+#define AC_AIRPLANE_H
+
+#include "types.h"
+#include "m_actor.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+enum {
+  aAp_STATUS_FREE_FLY_MOVE,
+  aAp_STATUS_FALL_FLY_MOVE,
+  aAp_STATUS_FALL_FLY_MOVE2,
+  aAp_STATUS_SOMER_FLY_MOVE,
+  aAp_STATUS_START_FLY_MOVE,
+  aAp_STATUS_STOP_FLY_MOVE,
+  aAp_STATUS_PLAYER_CATCH,
+
+  aAp_STATUS_NUM
+};
+
+enum {
+  aAp_TILT_DOWN,
+  aAp_TILT_UP,
+
+  aAp_TILT_NUM
+};
+
+typedef struct airplane_s {
+  ACTOR actor_class;
+
+  s16 status;
+  s16 tilt_status;
+  f32 speed;
+  f32 y_speed;
+  f32 rotY_goal;
+  f32 rotY_min;
+
+  f32 rotY;
+  f32 rotX;
+  f32 rotZ;
+
+  int joystick_y;
+  int joystick_x;
+
+  s16 ground_timer;
+
+  int wind_frame;
+  int wind_change_frame;
+  xyz_t* wind;
+
+  u8 _1AC[28]; // unused
+} AIRPLANE_ACTOR;
+
+extern ACTOR_PROFILE Airplane_Profile;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/include/ef_effect_control.h b/include/ef_effect_control.h
new file mode 100644
index 00000000..c47be7a4
--- /dev/null
+++ b/include/ef_effect_control.h
@@ -0,0 +1,41 @@
+#ifndef EF_EFFECT_CONTROL_H
+#define EF_EFFECT_CONTROL_H
+
+#include "types.h"
+#include "m_lib.h"
+#include "m_actor.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+enum effect_type {
+  eEC_EFFECT_SHOCK,
+  eEC_EFFECT_DUST,
+  eEC_EFFECT_MUKA,
+  eEC_EFFECT_WARAU,
+  /* TODO: finish */
+
+  eEC_EFFECT_NUM = 126
+};
+
+typedef void (*eEC_NAME2EFFECTMAKE_PROC)(int, xyz_t, int, short, GAME*, u16, s16, s16);
+
+typedef struct effect_control_clip_s {
+  eEC_NAME2EFFECTMAKE_PROC effect_make_proc;
+  /* TODO: finish */
+} eEC_EffectControl_Clip_c;
+
+typedef struct effect_control_s EFFECT_CONTROL_ACTOR;
+
+struct effect_control_s {
+  ACTOR actor_class;
+  eEC_EffectControl_Clip_c clip;
+};
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/include/m_actor.h b/include/m_actor.h
index b44f11fc..b9eab3e0 100644
--- a/include/m_actor.h
+++ b/include/m_actor.h
@@ -5,6 +5,8 @@
 #include "m_actor_type.h"
 #include "game.h"
 #include "m_lib.h"
+#include "m_lights.h"
+#include "m_collision_bg.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -18,6 +20,7 @@ typedef void (*mActor_proc)(ACTOR*, GAME*);
 
 #define ACTOR_OBJ_BANK_NONE 0
 #define ACTOR_OBJ_BANK_3 3 /* TODO: rename, also likely an enum */
+#define ACTOR_OBJ_BANK_7 7
 #define ACTOR_OBJ_BANK_12 12
 
 enum actor_part {
@@ -48,7 +51,7 @@ typedef struct actor_profile_s {
   /* 0x20 */ mActor_proc sv_proc; /* save */
 } ACTOR_PROFILE;
 
-typedef void (*mActor_shadow_proc)(ACTOR*, void*, GAME_PLAY*); /* TODO: void* is actually LightsN*, see m_lights */
+typedef void (*mActor_shadow_proc)(ACTOR*, LightsN*, GAME_PLAY*);
 
 /* sizeof(Shape_Info) == 0x48 */
 typedef struct actor_shape_info_s {
@@ -95,8 +98,7 @@ struct actor_s {
   /* 0x078 */ f32 gravity; /* gravity acting on actor */
   /* 0x07C */ f32 max_velocity_y; /* maximum y velocity possible due to gravity, usually -20.0f */
   /* 0x080 */ f32 ground_y; /* vertical position of ground underneath actor */
-  /* 0x084 */ u8 bg_collision_data[0xB2-0x84]; /* actor collision data, TODO: implement, mCoBG */
-  /* 0x0B2 */ u8 unused_b2[2];
+  /* 0x084 */ mCoBG_Check_c bg_collision_check; /* background object collision info with actor */
   /* 0x0B4 */ u8 unknown_b4; /* some sort of flag */
   /* 0x0B5 */ u8 drawn; /* was drawn flag, TRUE = actor was drawn, FALSE = actor was not drawn */
   /* 0x0B6 */ s16 player_angle_y; /* Y angle (yaw) between actor and player actor */
@@ -141,6 +143,11 @@ typedef struct actor_info_s {
 extern void Actor_delete(ACTOR* actor);
 extern ACTOR* Actor_info_fgName_search(Actor_info* actor_info, mActor_name_t fg_name, int part);
 extern void Actor_world_to_eye(ACTOR* actor, f32 eye_height);
+extern void Shape_Info_init(ACTOR* actor, f32 y_ofs, mActor_shadow_proc shadow_proc, f32 shadow_sizeX, f32 shadow_sizeZ);
+extern void Actor_position_moveF(ACTOR* actor);
+
+extern void mAc_ActorShadowCircle(ACTOR* actor, LightsN* lightsN, GAME_PLAY* play);
+extern void mAc_ActorShadowEllipse(ACTOR* actor, LightsN* lightsN, GAME_PLAY* play);
 
 #ifdef __cplusplus
 }
diff --git a/include/m_clip.h b/include/m_clip.h
index bba386d6..46249122 100644
--- a/include/m_clip.h
+++ b/include/m_clip.h
@@ -6,6 +6,7 @@
 #include "ac_insect_h.h"
 #include "ac_structure.h"
 #include "ac_animal_logo.h"
+#include "ef_effect_control.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -17,7 +18,8 @@ typedef struct clip_s {
   /* 0x07C */ aINS_Clip_c* insect_clip;
   /* 0x080 */ void* _080[(0x08C - 0x080) / sizeof(void*)];
   /* 0x08C */ aSTR_Clip_c* structure_clip;
-  /* 0x090 */ void* _090[(0x0AC - 0x090) / sizeof(void*)];
+  /* 0x090 */ eEC_EffectControl_Clip_c* effect_clip;
+  /* 0x094 */ void* _094[(0x0AC - 0x094) / sizeof(void*)];
   /* 0x0AC */ aGYO_Clip_c* gyo_clip;
   /* 0x0B0 */ void* _0B0[(0x0DC - 0x0B0) / sizeof(void*)];
   /* 0x0DC */ aAL_Clip_c* animal_logo_clip;
diff --git a/include/m_collision_bg.h b/include/m_collision_bg.h
index f161d66e..3a3ae1ec 100644
--- a/include/m_collision_bg.h
+++ b/include/m_collision_bg.h
@@ -51,14 +51,47 @@ typedef union collision_bg_u {
   mCoBG_CollisionData_c data;
 } mCoBG_Collision_u;
 
+typedef struct collision_bg_check_result_s {
+  u32 on_ground:1;
+  u32 hit_attribute_wall:5;
+  u32 hit_wall:5;
+  u32 hit_wall_count:3;
+  u32 unk_flag0:1;
+  u32 unit_attribute:6;
+  u32 is_on_move_bg_obj:1;
+  u32 is_in_water:1;
+  u32 unk_flag1:1;
+  u32 unk_flag2:1;
+  u32 unk_flag3:1;
+  u32 unk_flag4:1;
+  u32 unk_flag5:1;
+  u32 unk_flag6:4;
+} mCoBG_CheckResult_c;
+
+typedef struct wall_info_s {
+  s16 angleY;
+  s16 type;
+} mCoBG_WallInfo_c;
+
+typedef struct collision_bg_check_s {
+  mCoBG_Collision_u collision_units[5];
+  mCoBG_CheckResult_c result;
+  f32 wall_top_y;
+  f32 wall_bottom_y;
+  f32 ground_y;
+  mCoBG_WallInfo_c wall_info[2];
+  s16 in_front_wall_angle_y;
+} mCoBG_Check_c;
+
 extern u32 mCoBG_Wpos2BgAttribute_Original(xyz_t wpos);
 extern u32 mCoBG_Wpos2Attribute(xyz_t wpos, char* is_diggable);
 extern int mCoBG_CheckWaterAttribute(u32 attribute);
-extern f32 mCoBG_GetBgY_AngleS_FromWpos(s_xyz* angle_to_ground, xyz_t wpos, f32 offset);
+extern f32 mCoBG_GetBgY_AngleS_FromWpos(s_xyz* angle_to_ground, xyz_t wpos, f32 offset_y);
 extern int mCoBG_CheckWaterAttribute_OutOfSea(u32 attribute);
 extern int mCoBG_CheckHole_OrgAttr(u32 attribute);
 extern f32 mCoBG_GetBgY_OnlyCenter_FromWpos2(xyz_t wpos, f32 foot_dist);
 extern int mCoBG_Attribute2CheckPlant(u32 attribute, const xyz_t* wpos);
+extern void mCoBG_BgCheckControll(xyz_t* reverse_pos, ACTOR* actor, f32 check_range, f32 offset_y, s16 wall_attr_check, s16 no_reverse, s16 check_type);
 
 extern f32 mCoBG_GetWaterHeight_File(xyz_t wpos, char* file, int line);
 #define mCoBG_GetWaterHeight(wpos) mCoBG_GetWaterHeight_File(wpos, __FILE__, __LINE__)
diff --git a/include/m_lib.h b/include/m_lib.h
index bdad8af6..e36ad015 100644
--- a/include/m_lib.h
+++ b/include/m_lib.h
@@ -24,9 +24,11 @@ extern "C" {
 
 /* radians -> short angle */
 #define RAD2SHORT_ANGLE(rad) ((s16)(int)((rad) * (65536.0f / (2.0f * F_PI))))
+#define RAD2SHORTANGLE(rad)	((s16)((32768.0f / F_PI) * ((f32)(rad))))
 
 /* short angle -> radians */
 #define SHORT2RAD_ANGLE(s) ((((f32)(s)) / (65536.0f / (2.0f * F_PI))))
+#define SHORTANGLE2RAD(sangle)	((F_PI / 32768.0f) * ((f32)(sangle)))
 
 /* degrees -> short angle */
 #define DEG2SHORT_ANGLE(deg) ((s16)((deg) * (65536.0f / 360.0f)))
@@ -34,6 +36,12 @@ extern "C" {
 /* short angle -> degrees */
 #define SHORT2DEG_ANGLE(s) ((((f32)(s)) / (65536.0f / 360.0f)))
 
+/* radians -> degrees */
+#define RAD2DEG(rad) ((180.0f / F_PI) * (rad))
+
+/* degrees -> radians */
+#define DEG2RAD(deg) ((F_PI / 180.0f) * (deg))
+
 typedef struct rgba_t { //can be put in other place
     u8 r, g, b, a;
 } rgba_t;
diff --git a/include/m_lights.h b/include/m_lights.h
new file mode 100644
index 00000000..827d13f6
--- /dev/null
+++ b/include/m_lights.h
@@ -0,0 +1,20 @@
+#ifndef M_LIGHTS_H
+#define M_LIGHTS_H
+
+#include "types.h"
+#include "PR/mbi.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct lightsn_s {
+  u8 diffuse_count;
+  Lights7 lights;
+} LightsN;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/include/m_name_table.h b/include/m_name_table.h
index f68574e3..cee631f9 100644
--- a/include/m_name_table.h
+++ b/include/m_name_table.h
@@ -472,6 +472,9 @@ extern int mNT_check_unknown(mActor_name_t item_no);
 #define TRAIN0 0x580A
 #define TRAIN1 0x580B
 
+#define ETC_START 0x8000
+#define ETC_AIRPLANE ETC_START
+
 #define MISC_ACTOR_START 0x9000
 #define MISC_ACTOR_SAMPLE MISC_ACTOR_START
 
diff --git a/include/m_player_lib.h b/include/m_player_lib.h
index 37cec152..1a467617 100644
--- a/include/m_player_lib.h
+++ b/include/m_player_lib.h
@@ -14,6 +14,8 @@ extern void mPlib_SetData2_controller_data_for_title_demo(mActor_name_t tool);
 extern void mPlib_request_main_invade_type1(GAME_PLAY* play);
 extern mActor_name_t mPlib_Get_itemNo_forWindow();
 extern int mPlib_check_able_change_camera_normal_index();
+extern void mPlib_request_main_refuse_type1(GAME_PLAY* play);
+extern void mPlib_request_main_wait_type3(GAME_PLAY* play);
 
 #ifdef __cplusplus
 }
diff --git a/include/sys_math3d.h b/include/sys_math3d.h
index a81ed50b..e4ca3501 100644
--- a/include/sys_math3d.h
+++ b/include/sys_math3d.h
@@ -16,6 +16,9 @@ typedef struct math_3d_pipe_s {
 } Math3D_pipe_c;
 
 extern f32 Math3DVecLength(xyz_t* vec);
+extern void sMath_RotateX(xyz_t* pos, f32 rad);
+extern void sMath_RotateY(xyz_t* pos, f32 rad);
+extern void sMath_RotateZ(xyz_t* pos, f32 rad);
 
 extern xyz_t ZeroVec;
 
diff --git a/rel/ac_airplane.c b/rel/ac_airplane.c
new file mode 100644
index 00000000..a746b128
--- /dev/null
+++ b/rel/ac_airplane.c
@@ -0,0 +1,387 @@
+#include "ac_airplane.h"
+
+#include "m_collision_bg.h"
+#include "m_player.h"
+#include "m_player_lib.h"
+#include "sys_matrix.h"
+#include "sys_math3d.h"
+#include "sys_math.h"
+#include "libc64/qrand.h"
+#include "m_controller.h"
+#include "m_name_table.h"
+#include "m_common_data.h"
+
+static void Airplane_Actor_ct(ACTOR* actor, GAME* game);
+static void Airplane_Actor_dt(ACTOR* actor, GAME* game);
+static void Airplane_Actor_move(ACTOR* actor, GAME* game);
+static void Airplane_Actor_draw(ACTOR* actor, GAME* game);
+
+/* TODO: ct, dt, & draw go in this TU, while all others go in a separate TU. Probably something like ac_airplane_move.c_inc */
+
+ACTOR_PROFILE Airplane_Profile = {
+  0x05, // TODO: enum
+  ACTOR_PART_BG,
+  ACTOR_STATE_NO_MOVE_WHILE_CULLED | ACTOR_STATE_NO_DRAW_WHILE_CULLED,
+  ETC_AIRPLANE,
+  ACTOR_OBJ_BANK_7,
+  sizeof(AIRPLANE_ACTOR),
+
+  &Airplane_Actor_ct,
+  &Airplane_Actor_dt,
+  &Airplane_Actor_move,
+  &Airplane_Actor_draw,
+  NULL
+};
+
+static void Airplane_Actor_ct(ACTOR* actor, GAME* game) {
+  AIRPLANE_ACTOR* airplane = (AIRPLANE_ACTOR*)actor;
+
+  Shape_Info_init(actor, 0.0f, &mAc_ActorShadowEllipse, 6.5f, 6.5f);
+  airplane->status = 5;
+  
+  airplane->speed = 6.2f;
+  airplane->y_speed = 0.0f;
+  airplane->actor_class.speed = airplane->speed;
+  
+  airplane->rotY = RAD2DEG(SHORTANGLE2RAD((f32)actor->world_rotation.y));
+  airplane->rotY_goal = airplane->rotY;
+  airplane->rotY_min = airplane->rotY;
+  airplane->rotZ = 0.0f;
+  airplane->rotX = 0.0f;
+
+  airplane->ground_timer = 0;
+  airplane->wind_frame = 0;
+  airplane->wind_change_frame = 0;
+  airplane->wind = NULL;
+
+  actor->world_position.y = mCoBG_GetBgY_AngleS_FromWpos(NULL, actor->world_position, -5.5f);
+}
+
+static void Airplane_Actor_dt(ACTOR* actor, GAME* game) { }
+
+extern Gfx glider_model[];
+
+static void Airplane_Actor_draw(ACTOR* actor, GAME* game) {
+  AIRPLANE_ACTOR* airplane = (AIRPLANE_ACTOR*)actor;
+
+  if (airplane->status != aAp_STATUS_PLAYER_CATCH && airplane->status != aAp_STATUS_START_FLY_MOVE) {
+    GRAPH* g = game->graph;
+
+    _texture_z_light_fog_prim(g);
+    Matrix_RotateX(RAD2SHORTANGLE(DEG2RAD(airplane->rotX)), 1);
+    Matrix_RotateZ(RAD2SHORTANGLE(DEG2RAD(airplane->rotZ)), 1);
+    Matrix_scale(50.0f, 50.0f, 50.0f, 1);
+
+    OPEN_DISP(g);
+    gSPMatrix(NOW_POLY_OPA_DISP++, _Matrix_to_Mtx_new(game->graph), G_MTX_NOPUSH | G_MTX_LOAD | G_MTX_MODELVIEW);
+    gSPDisplayList(NOW_POLY_OPA_DISP++, glider_model);
+    CLOSE_DISP(g);
+  }
+}
+
+static void aAp_RubberMove(f32* now, f32 target, f32 step) {
+  *now += step * (target - *now);
+}
+
+static void aAp_FallByWall(ACTOR* actor) {
+  AIRPLANE_ACTOR* airplane = (AIRPLANE_ACTOR*)actor;
+  if (actor->bg_collision_check.result.hit_wall == 0) {
+    return;
+  }
+
+  airplane->status = aAp_STATUS_FALL_FLY_MOVE;
+}
+
+static void aAp_GroundFriction(ACTOR* actor, GAME* game) {
+  AIRPLANE_ACTOR* airplane = (AIRPLANE_ACTOR*)actor;
+  if (actor->bg_collision_check.result.on_ground) {
+    /* slow down speed since we're on the ground */
+    aAp_RubberMove(&airplane->speed, 0.0f, 0.6f);
+
+    if (airplane->speed < 1.0f) {
+      airplane->speed = 0.0f;
+      airplane->status = aAp_STATUS_STOP_FLY_MOVE;
+
+      if (airplane->ground_timer >= 5) {
+        airplane->ground_timer = 0;
+
+        (*Common_Get(clip.effect_clip)->effect_make_proc)(eEC_EFFECT_DUST, actor->world_position, 1, actor->world_rotation.y, game, actor->npc_id, 0, 8);
+      }
+
+      airplane->ground_timer++;
+    }
+  }
+}
+
+static void aAp_FreeFlyMove(ACTOR* actor, GAME* game) {
+  AIRPLANE_ACTOR* airplane = (AIRPLANE_ACTOR*)actor;
+
+  aAp_RubberMove(&airplane->speed, 3.0f, 0.01f);
+  aAp_RubberMove(&airplane->rotX, 19.0f, 0.045f);
+  aAp_RubberMove(&airplane->rotZ, 0.0f, 0.05f);
+  aAp_GroundFriction(actor, game);
+  aAp_FallByWall(actor);
+}
+
+static void aAp_SomerFlyMove(ACTOR* actor, GAME* game) {
+  AIRPLANE_ACTOR* airplane = (AIRPLANE_ACTOR*)actor;
+  switch (airplane->tilt_status) {
+    case aAp_TILT_DOWN:
+    {
+      aAp_RubberMove(&airplane->rotX, -89.0f, 0.2f);
+      aAp_RubberMove(&airplane->speed, 9.0f, 0.1f);
+
+      if (airplane->rotX < -87.0f) {
+        airplane->tilt_status = aAp_TILT_UP;
+        airplane->rotX = 60.0f;
+      }
+
+      break;
+    }
+
+    case aAp_TILT_UP:
+    {
+      aAp_RubberMove(&airplane->rotX, 0.0f, 0.04f);
+      aAp_RubberMove(&airplane->speed, 10.0f, 0.1f);
+      
+      if (ABS(airplane->rotX) < 3.0f) {
+        airplane->status = aAp_STATUS_FREE_FLY_MOVE;
+        airplane->tilt_status = aAp_TILT_DOWN;
+      }
+
+      aAp_GroundFriction(actor, game);
+      break;
+    }
+  }
+
+  aAp_FallByWall(actor);
+}
+
+static int aAp_SelectFly(AIRPLANE_ACTOR* actor, int stick_y) {
+  int mode = (int)(fqrand() * 7.0f) & 1;
+  if (stick_y > 67) {
+    if (mode != 0) {
+      actor->status = aAp_STATUS_FALL_FLY_MOVE2;
+    }
+    else {
+      actor->status = aAp_STATUS_SOMER_FLY_MOVE;
+      actor->tilt_status = aAp_TILT_DOWN;
+    }
+  }
+  else {
+    actor->status = aAp_STATUS_FREE_FLY_MOVE;
+  }
+
+  return TRUE;
+}
+
+static void aAp_StartFlyMove(ACTOR* actor, GAME* game) {
+  static s16 goal_angle_random[8] = { 2366, 2002, -1092, -2366, 0, 4368, -4186, 4186 };
+  static s16 goal_angle_random2[8] = { 12740, 8190, -9100, -8190, -10920, 10920, 9100, 0 };
+
+  AIRPLANE_ACTOR* airplane = (AIRPLANE_ACTOR*)actor;
+  int now_stick_y = getJoystick_Y();
+  PLAYER_ACTOR* player = get_player_actor_withoutCheck((GAME_PLAY*)game);
+  int goal = fqrand() * 8.0f;
+  GAME_PLAY* play = (GAME_PLAY*)game;
+  int last_stick_y = airplane->joystick_y;
+  s16* goal_angle_random_tbl;
+
+  if (now_stick_y - last_stick_y > 30) {
+    f32 stick_y = ABS((f32)last_stick_y);
+    int adjusted_y = ABS(last_stick_y);
+
+    airplane->speed = ABS((f32)last_stick_y) * 0.0875f + 3.0f;
+    aAp_SelectFly(airplane, adjusted_y);
+
+    goal_angle_random_tbl = adjusted_y > 50 ? goal_angle_random2 : goal_angle_random;
+
+    actor->world_position.y = player->actor_class.world_position.y + 25.0f;
+    actor->world_position.x = player->actor_class.world_position.x;
+    actor->world_position.z = player->actor_class.world_position.z;
+
+    airplane->rotY = RAD2DEG(SHORTANGLE2RAD(player->actor_class.shape_info.rotation.y));
+    airplane->rotY_goal = airplane->rotY + (RAD2DEG(SHORTANGLE2RAD(goal_angle_random_tbl[goal])));
+    airplane->rotX = airplane->speed * RAD2DEG(-0.14959965f) + 30.0f;
+    airplane->rotZ = 0.0f;
+    airplane->y_speed = 0.0f;
+
+    mPlib_request_main_wait_type3(play);
+  }
+}
+
+static void aAp_PlayerCatch(ACTOR* actor, GAME* game) { }
+
+static void aAp_StopFlyMove(ACTOR* actor, GAME* game) {
+  AIRPLANE_ACTOR* airplane = (AIRPLANE_ACTOR*)actor;
+  airplane->speed = 0.0f;
+
+  if (actor->player_distance_xz <= 30.0f && chkTrigger(BUTTON_A)) {
+    airplane->status = aAp_STATUS_PLAYER_CATCH; // player is now "holding" the airplane
+  }
+}
+
+static void aAp_FallFlyMove(ACTOR* actor, GAME* game) {
+  AIRPLANE_ACTOR* airplane = (AIRPLANE_ACTOR*)actor;
+  aAp_RubberMove(&airplane->rotX, 60.0f, 0.04f);
+  aAp_RubberMove(&airplane->speed, 5.0f, 0.02f);
+
+  actor->world_position.y -= 0.15f;
+
+  if (actor->bg_collision_check.result.on_ground) {
+    Common_Get(clip.effect_clip)->effect_make_proc(eEC_EFFECT_DUST, actor->world_position, 1, actor->world_rotation.y, game, actor->npc_id, 0, 8);
+    airplane->status = aAp_STATUS_STOP_FLY_MOVE;
+  }
+}
+
+static void aAp_FallFlyMove2(ACTOR* actor, GAME* game) {
+  AIRPLANE_ACTOR* airplane = (AIRPLANE_ACTOR*)actor;
+  aAp_RubberMove(&airplane->rotX, 70.0f, 0.15f);
+  aAp_RubberMove(&airplane->speed, 10.0f, 0.02f);
+
+  actor->world_position.y -= 0.15f;
+
+  if (actor->bg_collision_check.result.on_ground) {
+    Common_Get(clip.effect_clip)->effect_make_proc(eEC_EFFECT_DUST, actor->world_position, 1, actor->world_rotation.y, game, actor->npc_id, 0, 8);
+    airplane->status = aAp_STATUS_STOP_FLY_MOVE;
+  }
+}
+
+static void aAp_LeanAirplane(AIRPLANE_ACTOR* airplane) {
+  if (airplane->status == aAp_STATUS_FREE_FLY_MOVE) {
+    aAp_RubberMove(&airplane->rotZ, 0.0f, 0.05f);
+  }
+  else if (airplane->rotY_min - airplane->rotY > 0.0f) {
+    aAp_RubberMove(&airplane->rotZ, 50.0f, 0.05f);
+  }
+  else {
+    aAp_RubberMove(&airplane->rotZ, -50.0f, 0.05f);
+  }
+}
+
+static xyz_t wind1 = { 2.0f, 1.0f, 4.0f };
+static xyz_t wind2 = { -3.0f, -4.0f, -7.0f };
+static xyz_t wind3 = { 4.0f, -3.0f, 1.0f };
+static xyz_t wind4 = { -1.0f, 3.0f, -4.0f };
+
+static xyz_t* wind_table[4] = { &wind1, &wind2, &wind3, &wind4 };
+
+static int wind_change_frame_table[10] = {
+  300, 20, 500, 1000, 100,
+  700, 20, 200, 80, 70
+};
+
+static void aAp_WindSystem(ACTOR* actor, GAME* game) {
+  AIRPLANE_ACTOR* airplane = (AIRPLANE_ACTOR*)actor;
+  xyz_t dir = { 0.0f, 1.0f, 0.0f };
+
+  airplane->wind_frame++;
+  if (airplane->wind_frame > airplane->wind_change_frame) {
+    int table_rng = fqrand() * 4.0f;
+    int change_frame_rng = fqrand() * 10.0f;
+
+    airplane->wind_frame = 0;
+    airplane->wind_change_frame = wind_change_frame_table[change_frame_rng];
+    airplane->wind = wind_table[table_rng];
+  }
+
+  if (airplane->status != aAp_STATUS_STOP_FLY_MOVE &&
+      airplane->status != aAp_STATUS_START_FLY_MOVE &&
+      airplane->status != aAp_STATUS_PLAYER_CATCH &&
+      airplane->wind != NULL
+  ) {
+    sMath_RotateX(&dir, DEG2RAD(airplane->rotX));
+    sMath_RotateZ(&dir, DEG2RAD(airplane->rotZ));
+    sMath_RotateY(&dir, DEG2RAD(airplane->rotY));
+  }
+}
+
+static void aAp_CommonHandle(ACTOR* actor, AIRPLANE_ACTOR* airplane, GAME* game) {
+  aAp_LeanAirplane(airplane);
+  
+  actor->speed = airplane->speed * cosf_table(DEG2RAD(airplane->rotX));
+  airplane->y_speed = airplane->speed * sinf_table(DEG2RAD(airplane->rotX));
+
+  actor->world_position.y -= airplane->y_speed;
+  actor->world_rotation.y = RAD2SHORTANGLE(DEG2RAD(airplane->rotY));
+  actor->shape_info.rotation.y = RAD2SHORTANGLE(DEG2RAD(airplane->rotY));
+
+  Actor_position_moveF(actor);
+
+  airplane->joystick_x = getJoystick_X();
+  airplane->joystick_y = getJoystick_Y();
+
+  switch (airplane->status) {
+    case aAp_STATUS_START_FLY_MOVE:
+    case aAp_STATUS_PLAYER_CATCH:
+    {
+      actor->shape_info.draw_shadow = FALSE;
+      break;
+    }
+    
+    case aAp_STATUS_FREE_FLY_MOVE:
+    case aAp_STATUS_FALL_FLY_MOVE:
+    case aAp_STATUS_FALL_FLY_MOVE2:
+    case aAp_STATUS_SOMER_FLY_MOVE:
+    {
+      aAp_RubberMove(&airplane->rotY, airplane->rotY_goal, 0.07f);
+      actor->shape_info.draw_shadow = TRUE;
+      break;
+    }
+
+    default:
+    {
+      actor->shape_info.draw_shadow = TRUE;
+      break;
+    }
+  }
+
+  aAp_WindSystem(actor, game);
+}
+
+static void aAp_ZbuttonChangeStatus(AIRPLANE_ACTOR* actor, GAME* game) {
+  GAME_PLAY* play = (GAME_PLAY*)game;
+
+  if (chkButton(BUTTON_Z)) {
+    if (actor->status == aAp_STATUS_PLAYER_CATCH) {
+      mPlib_request_main_refuse_type1(play);
+      actor->status = aAp_STATUS_START_FLY_MOVE;
+    }
+  }
+  else if (actor->status == aAp_STATUS_START_FLY_MOVE) {
+    mPlib_request_main_wait_type3(play);
+    actor->status = aAp_STATUS_PLAYER_CATCH;
+  }
+}
+
+static f32 aAp_GetBgCheckOffsetY(s16 status) {
+  if (status == aAp_STATUS_FALL_FLY_MOVE || status == aAp_STATUS_STOP_FLY_MOVE) {
+    return -5.5f;
+  }
+
+  return 0.0f;
+}
+
+typedef void (*AIRPLANE_ACTOR_MOVE_PROC)(ACTOR*, GAME*);
+static void Airplane_Actor_move(ACTOR* actor, GAME* game) {
+  static AIRPLANE_ACTOR_MOVE_PROC AirplaneMove[aAp_STATUS_NUM] = {
+    &aAp_FreeFlyMove,
+    &aAp_FallFlyMove,
+    &aAp_FallFlyMove2,
+    &aAp_SomerFlyMove,
+    &aAp_StartFlyMove,
+    &aAp_StopFlyMove,
+    &aAp_PlayerCatch
+  };
+
+  AIRPLANE_ACTOR* airplane = (AIRPLANE_ACTOR*)actor;
+  f32 offset_y;
+
+  airplane->rotY_min = airplane->rotY;
+  (*AirplaneMove[airplane->status])(actor, game);
+  aAp_ZbuttonChangeStatus(airplane, game);
+  aAp_CommonHandle(actor, airplane, game);
+
+  offset_y = aAp_GetBgCheckOffsetY(airplane->status);
+  mCoBG_BgCheckControll(NULL, actor, 15.0f, offset_y, FALSE, FALSE, 0);
+}