diff --git a/config/SOUE01/rels/d_a_obj_utajimaNP/splits.txt b/config/SOUE01/rels/d_a_obj_utajimaNP/splits.txt
index 576b46a3..f60ff479 100644
--- a/config/SOUE01/rels/d_a_obj_utajimaNP/splits.txt
+++ b/config/SOUE01/rels/d_a_obj_utajimaNP/splits.txt
@@ -11,3 +11,5 @@ REL/executor.c:
 
 REL/d/a/obj/d_a_obj_utajima.cpp:
 	.text       start:0x00000070 end:0x000004E0
+	.rodata     start:0x00000000 end:0x0000000C
+	.data       start:0x00000000 end:0x000000F8
diff --git a/config/SOUE01/rels/d_a_obj_utajimaNP/symbols.txt b/config/SOUE01/rels/d_a_obj_utajimaNP/symbols.txt
index e44273e6..8a25e030 100644
--- a/config/SOUE01/rels/d_a_obj_utajimaNP/symbols.txt
+++ b/config/SOUE01/rels/d_a_obj_utajimaNP/symbols.txt
@@ -2,19 +2,19 @@ _prolog = .text:0x00000000; // type:function size:0x2C scope:global
 _epilog = .text:0x00000030; // type:function size:0x2C scope:global
 _unresolved = .text:0x00000060; // type:function size:0x4 scope:global
 dAcOutajima_c_classInit__Fv = .text:0x00000070; // type:function size:0x7C
-AcOutajima__bgInteraction = .text:0x000000F0; // type:function size:0x7C
-AcOutajima__initModels = .text:0x00000170; // type:function size:0x18C
-AcOutajima__init = .text:0x00000300; // type:function size:0xD8
-fn_368_3E0 = .text:0x000003E0; // type:function size:0x8
-fn_368_3F0 = .text:0x000003F0; // type:function size:0x8
-AcOutajima__draw = .text:0x00000400; // type:function size:0x60
+rideCallback__13dAcOutajima_cFP4dBgWP12dAcObjBase_cP12dAcObjBase_c = .text:0x000000F0; // type:function size:0x7C
+createHeap__13dAcOutajima_cFv = .text:0x00000170; // type:function size:0x18C
+create__13dAcOutajima_cFv = .text:0x00000300; // type:function size:0xD8
+doDelete__13dAcOutajima_cFv = .text:0x000003E0; // type:function size:0x8
+actorExecute__13dAcOutajima_cFv = .text:0x000003F0; // type:function size:0x8
+draw__13dAcOutajima_cFv = .text:0x00000400; // type:function size:0x60
 __dt__13dAcOutajima_cFv = .text:0x00000460; // type:function size:0x80
 _ctors = .ctors:0x00000000; // type:label scope:global
 _dtors = .dtors:0x00000000; // type:label scope:global
-lbl_368_rodata_0 = .rodata:0x00000000; // type:object size:0x8 data:4byte
-lbl_368_rodata_8 = .rodata:0x00000008; // type:object size:0x4 data:float
-lbl_368_data_0 = .data:0x00000000; // type:object size:0x8
-lbl_368_data_8 = .data:0x00000008; // type:object size:0x10
-g_profile_OBJ_UTAJIMA = .data:0x00000018; // type:object size:0x44
-lbl_368_data_5C = .data:0x0000005C; // type:object size:0x1C
-lbl_368_data_78 = .data:0x00000078; // type:object size:0x80
+lbl_368_rodata_0 = .rodata:0x00000000; // type:object size:0x8 scope:local data:4byte
+lbl_368_rodata_8 = .rodata:0x00000008; // type:object size:0x4 scope:local data:float
+lbl_368_data_0 = .data:0x00000000; // type:object size:0x8 scope:local
+lbl_368_data_8 = .data:0x00000008; // type:object size:0x10 scope:local
+g_profile_OBJ_UTAJIMA = .data:0x00000018; // type:object size:0x10
+lbl_368_data_5C = .data:0x0000005C; // type:object size:0x1C scope:local
+__vt__13dAcOutajima_c = .data:0x00000078; // type:object size:0x80
diff --git a/configure.py b/configure.py
index 6429ab33..4316f255 100644
--- a/configure.py
+++ b/configure.py
@@ -1704,7 +1704,7 @@ config.libs = [
     ),
     Rel(NonMatching, "d_a_obj_under_cloud", "REL/d/a/obj/d_a_obj_under_cloud.cpp"),
     Rel(NonMatching, "d_a_obj_updown_lava", "REL/d/a/obj/d_a_obj_updown_lava.cpp"),
-    Rel(NonMatching, "d_a_obj_utajima", "REL/d/a/obj/d_a_obj_utajima.cpp"),
+    Rel(Matching, "d_a_obj_utajima", "REL/d/a/obj/d_a_obj_utajima.cpp"),
     Rel(
         NonMatching, "d_a_obj_utajima_island", "REL/d/a/obj/d_a_obj_utajima_island.cpp"
     ),
diff --git a/include/d/a/obj/d_a_obj_base.h b/include/d/a/obj/d_a_obj_base.h
index 9d8eafce..23555bd9 100644
--- a/include/d/a/obj/d_a_obj_base.h
+++ b/include/d/a/obj/d_a_obj_base.h
@@ -2,6 +2,7 @@
 #define D_A_OBJ_BASE_H
 
 #include "d/a/d_a_base.h"
+#include "d/col/c/c_m3d_g_aab.h"
 #include "d/col/cc/d_cc_d.h"
 #include "m/m3d/m_shadow.h"
 #include "m/m3d/m_smdl.h"
@@ -60,7 +61,7 @@ public:
     /* 0x14C */ f32 forwardMaxSpeed;
     /* 0x150 */ mVec3_c velocity;
     /* 0x15C */ mMtx_c mWorldMtx;
-    /* 0x18C */ nw4r::math::AABB boundingBox;
+    /* 0x18C */ cM3dGAab boundingBox;
     /* 0x1A4 */ f32 mCullingDistance;
     /* 0x1A8 */ f32 field_0x1A8;
     /* 0x1AC */ u32 mObjectActorFlags;
@@ -161,13 +162,6 @@ public:
         char *name, u32 roomId, u32 params1, mVec3_c *pos, mAng3_c *rot, mVec3_c *scale, u32 params2, u16 id,
         u8 viewclipId
     );
-
-protected:
-    // TODO May be cM3dGAab (has a very similar set func)
-    inline void setBoundingBox(mVec3_c min, mVec3_c max) {
-        boundingBox.min = min;
-        boundingBox.max = max;
-    }
 };
 
 // Actors' createHeap functions often have patterns that can be matched with this macro
diff --git a/include/d/a/obj/d_a_obj_utajima.h b/include/d/a/obj/d_a_obj_utajima.h
index da893dfd..b21b1e9a 100644
--- a/include/d/a/obj/d_a_obj_utajima.h
+++ b/include/d/a/obj/d_a_obj_utajima.h
@@ -2,13 +2,30 @@
 #define D_A_OBJ_UTAJIMA_H
 
 #include "d/a/obj/d_a_obj_base.h"
+#include "d/col/bg/d_bg_w.h"
+#include "m/m3d/m_smdl.h"
+#include "m/m_vec.h"
+#include "nw4r/g3d/g3d_resfile.h"
 
 class dAcOutajima_c : public dAcObjBase_c {
 public:
     dAcOutajima_c() {}
     virtual ~dAcOutajima_c() {}
 
+    virtual bool createHeap() override;
+    virtual int create() override;
+    virtual int doDelete() override;
+    virtual int actorExecute() override;
+    virtual int draw() override;
+
 private:
+
+    static void rideCallback(dBgW *, dAcObjBase_c *, dAcObjBase_c *);
+
+    m3d::smdl_c mMdls[2];
+    nw4r::g3d::ResFile mRes;
+    dBgW mBgW;
+    mVec3_c mVec;
 };
 
 #endif
diff --git a/src/REL/d/a/d_a_t_wood_area.cpp b/src/REL/d/a/d_a_t_wood_area.cpp
index ee4d8c02..fab69c33 100644
--- a/src/REL/d/a/d_a_t_wood_area.cpp
+++ b/src/REL/d/a/d_a_t_wood_area.cpp
@@ -13,8 +13,8 @@ STATE_DEFINE(dAcTWoodArea_c, Wait);
 int dAcTWoodArea_c::actorCreate() {
     mStateMgr.changeState(StateID_Init);
     PSMTXTrans(mWorldMtx.m, position.x, position.y, position.z);
-    boundingBox.min = mVec3_c(-0.0f, -0.0f, -0.0f);
-    boundingBox.max = mVec3_c(0.0f, 0.0f, 0.0f);
+    boundingBox.mMin = mVec3_c(-0.0f, -0.0f, -0.0f);
+    boundingBox.mMax = mVec3_c(0.0f, 0.0f, 0.0f);
     return SUCCEEDED;
 }
 
diff --git a/src/REL/d/a/e/d_a_e_hb_leaf.cpp b/src/REL/d/a/e/d_a_e_hb_leaf.cpp
index 5c9440c2..1c9856fa 100644
--- a/src/REL/d/a/e/d_a_e_hb_leaf.cpp
+++ b/src/REL/d/a/e/d_a_e_hb_leaf.cpp
@@ -21,7 +21,7 @@ bool dAcEhb_leaf_c::createHeap() {
 int dAcEhb_leaf_c::create() {
     CREATE_ALLOCATOR(dAcEhb_leaf_c);
 
-    setBoundingBox(mVec3_c(-100.0f, -100.0f, -100.0f), mVec3_c(100.0f, 100.0f, 100.0f));
+    boundingBox.Set(mVec3_c(-100.0f, -100.0f, -100.0f), mVec3_c(100.0f, 100.0f, 100.0f));
 
     rotation.y = cM::rndF(65535.0f);
     someRot = rotation.y.mVal;
diff --git a/src/REL/d/a/obj/d_a_obj_appear_bridge.cpp b/src/REL/d/a/obj/d_a_obj_appear_bridge.cpp
index 04ea7ed6..f7c6c176 100644
--- a/src/REL/d/a/obj/d_a_obj_appear_bridge.cpp
+++ b/src/REL/d/a/obj/d_a_obj_appear_bridge.cpp
@@ -28,7 +28,7 @@ bool dAcOappearBridge_c::createHeap() {
     PLC *plc = (PLC *)getOarcFile("TongueStage", "dat/TongueStage.plc");
     updateMatrix();
     mModel.setLocalMtx(mWorldMtx);
-    TRY_CREATE(!mCollision.Set(dzb, plc, 1, &mWorldMtx, &mScale));
+    TRY_CREATE(!mCollision.Set(dzb, plc, cBgW::MOVE_BG_e, &mWorldMtx, &mScale));
     mCollision.Lock();
     return true;
 }
@@ -48,7 +48,7 @@ int dAcOappearBridge_c::create() {
     mStateMgr.changeState(StateID_Wait);
     mModel.setPriorityDraw(0x1C, 0x9);
 
-    setBoundingBox(mVec3_c(-3000.0f, -200.0f, -600.0f), mVec3_c(50.0f, 800.0f, 600.0f));
+    boundingBox.Set(mVec3_c(-3000.0f, -200.0f, -600.0f), mVec3_c(50.0f, 800.0f, 600.0f));
 
     return SUCCEEDED;
 }
diff --git a/src/REL/d/a/obj/d_a_obj_bamboo_island.cpp b/src/REL/d/a/obj/d_a_obj_bamboo_island.cpp
index 910ade74..35aeb06e 100644
--- a/src/REL/d/a/obj/d_a_obj_bamboo_island.cpp
+++ b/src/REL/d/a/obj/d_a_obj_bamboo_island.cpp
@@ -34,7 +34,7 @@ bool dAcObambooIsland_c::createHeap() {
     for (int i = 0; i < 2; i++) {
         mModels[i].setLocalMtx(mWorldMtx);
     }
-    TRY_CREATE(!mCollision.Set(dzb, plc, 1, &mWorldMtx, &mScale));
+    TRY_CREATE(!mCollision.Set(dzb, plc, cBgW::MOVE_BG_e, &mWorldMtx, &mScale));
     mCollision.Lock();
     return true;
 }
@@ -45,7 +45,7 @@ int dAcObambooIsland_c::create() {
     dBgS::GetInstance()->Regist(&mCollision, this);
     mModels[0].setPriorityDraw(0x1C, 9);
     mModels[1].setPriorityDraw(0x22, 9);
-    setBoundingBox(mVec3_c(-2400.0f, -1600.0f, -2300.0f), mVec3_c(2400.0f, 3900.0f, 2400.0f));
+    boundingBox.Set(mVec3_c(-2400.0f, -1600.0f, -2300.0f), mVec3_c(2400.0f, 3900.0f, 2400.0f));
     mCullingDistance = 500000.0f;
     mCollision.SetRideCallback(rideCallback);
     return SUCCEEDED;
diff --git a/src/REL/d/a/obj/d_a_obj_junk_repairing.cpp b/src/REL/d/a/obj/d_a_obj_junk_repairing.cpp
index 5c2d574a..aff5ff3c 100644
--- a/src/REL/d/a/obj/d_a_obj_junk_repairing.cpp
+++ b/src/REL/d/a/obj/d_a_obj_junk_repairing.cpp
@@ -39,7 +39,7 @@ int dAcOJunkRep_c::create() {
 
     mStateMgr.changeState(StateID_Wait);
 
-    setBoundingBox(mVec3_c(-30.0f, -0.0f, -20.0f), mVec3_c(30.0f, 120.0f, 20.0f));
+    boundingBox.Set(mVec3_c(-30.0f, -0.0f, -20.0f), mVec3_c(30.0f, 120.0f, 20.0f));
 
     return SUCCEEDED;
 }
diff --git a/src/REL/d/a/obj/d_a_obj_lava_F200.cpp b/src/REL/d/a/obj/d_a_obj_lava_F200.cpp
index b1cad107..8d5d5b40 100644
--- a/src/REL/d/a/obj/d_a_obj_lava_F200.cpp
+++ b/src/REL/d/a/obj/d_a_obj_lava_F200.cpp
@@ -41,7 +41,7 @@ int dAcOlavaF200_c::create() {
 
     mModels[0].setPriorityDraw(0x1C, 9);
     mModels[1].setPriorityDraw(0x22, 9);
-    setBoundingBox(mVec3_c(-0.0f, -0.0f, -0.0f), mVec3_c(0.0f, 0.0f, 0.0f));
+    boundingBox.Set(mVec3_c(-0.0f, -0.0f, -0.0f), mVec3_c(0.0f, 0.0f, 0.0f));
 
     return SUCCEEDED;
 }
diff --git a/src/REL/d/a/obj/d_a_obj_mole_soil.cpp b/src/REL/d/a/obj/d_a_obj_mole_soil.cpp
index c4079824..ca3d7762 100644
--- a/src/REL/d/a/obj/d_a_obj_mole_soil.cpp
+++ b/src/REL/d/a/obj/d_a_obj_mole_soil.cpp
@@ -35,7 +35,7 @@ int dAcOmoleSoil_c::create() {
     dAcBase_c::mScale.set(sHalfScale, sHalfScale, sHalfScale);
     mStateMgr.changeState(StateID_Wait);
 
-    setBoundingBox(mVec3_c(-100.0f, -0.0f, -100.0f), mVec3_c(100.0f, 100.0f, 100.0f));
+    boundingBox.Set(mVec3_c(-100.0f, -0.0f, -100.0f), mVec3_c(100.0f, 100.0f, 100.0f));
     return SUCCEEDED;
 }
 
diff --git a/src/REL/d/a/obj/d_a_obj_pool_cock.cpp b/src/REL/d/a/obj/d_a_obj_pool_cock.cpp
index 400350a0..c4821622 100644
--- a/src/REL/d/a/obj/d_a_obj_pool_cock.cpp
+++ b/src/REL/d/a/obj/d_a_obj_pool_cock.cpp
@@ -34,7 +34,7 @@ int dAcOPoolCock_c::actorCreate() {
 
     mStateMgr.changeState(StateID_Wait);
 
-    setBoundingBox(mVec3_c(-300.0f, -100.0f, -300.0f), mVec3_c(300.0f, 100.0f, 300.0f));
+    boundingBox.Set(mVec3_c(-300.0f, -100.0f, -300.0f), mVec3_c(300.0f, 100.0f, 300.0f));
     return SUCCEEDED;
 }
 
diff --git a/src/REL/d/a/obj/d_a_obj_pumpkin_leaf.cpp b/src/REL/d/a/obj/d_a_obj_pumpkin_leaf.cpp
index 9c132c64..1fe3a384 100644
--- a/src/REL/d/a/obj/d_a_obj_pumpkin_leaf.cpp
+++ b/src/REL/d/a/obj/d_a_obj_pumpkin_leaf.cpp
@@ -23,7 +23,7 @@ int dAcOPumpkinLeaf_c::create() {
     forwardMaxSpeed = -40.0f;
     updateMatrix();
     mStateMgr.changeState(StateID_Wait);
-    setBoundingBox(mVec3_c(-50.0f, -10.0f, -50.0f), mVec3_c(50.0f, 50.0f, 50.0f));
+    boundingBox.Set(mVec3_c(-50.0f, -10.0f, -50.0f), mVec3_c(50.0f, 50.0f, 50.0f));
     dAcObjBase_c::create(
         "PmpknBd", getRoomId(), 0, &position, &rotation, &mScale, getParams2_ignoreLower(), -1, viewclip_index
     );
diff --git a/src/REL/d/a/obj/d_a_obj_ring.cpp b/src/REL/d/a/obj/d_a_obj_ring.cpp
index b2fca86a..ffc37dfc 100644
--- a/src/REL/d/a/obj/d_a_obj_ring.cpp
+++ b/src/REL/d/a/obj/d_a_obj_ring.cpp
@@ -20,7 +20,7 @@ int dAcOring_c::create() {
 
     field_0x388 = getArgFromParams();
 
-    setBoundingBox(mVec3_c(-100.0f, -100.0f, -100.0f), mVec3_c(100.0f, 100.0f, 100.0f));
+    boundingBox.Set(mVec3_c(-100.0f, -100.0f, -100.0f), mVec3_c(100.0f, 100.0f, 100.0f));
     updateMatrix();
     mModel.setScale(mScale);
     mModel.setLocalMtx(mWorldMtx);
diff --git a/src/REL/d/a/obj/d_a_obj_smoke.cpp b/src/REL/d/a/obj/d_a_obj_smoke.cpp
index 6f654b9b..d97b3dad 100644
--- a/src/REL/d/a/obj/d_a_obj_smoke.cpp
+++ b/src/REL/d/a/obj/d_a_obj_smoke.cpp
@@ -32,7 +32,7 @@ int dAcOsmoke_c::create() {
     mModel.setLocalMtx(mWorldMtx);
     mStateMgr.changeState(StateID_Wait);
     mModel.setPriorityDraw(0x1C, 9);
-    setBoundingBox(mVec3_c(-0.0f, -0.0f, -0.0f), mVec3_c(0.0f, 0.0f, 0.0f));
+    boundingBox.Set(mVec3_c(-0.0f, -0.0f, -0.0f), mVec3_c(0.0f, 0.0f, 0.0f));
     return SUCCEEDED;
 }
 
diff --git a/src/REL/d/a/obj/d_a_obj_spike.cpp b/src/REL/d/a/obj/d_a_obj_spike.cpp
index 8c2e2b4d..fe74019d 100644
--- a/src/REL/d/a/obj/d_a_obj_spike.cpp
+++ b/src/REL/d/a/obj/d_a_obj_spike.cpp
@@ -65,7 +65,7 @@ int dAcOspike_c::create() {
 
     mCollision.Set(tmp2, tmp3);
     mStateMgr.changeState(StateID_Wait);
-    setBoundingBox(mVec3_c(-10.0f, -250.0f, -480.0f), mVec3_c(80.0f, 260.0f, 490.0f));
+    boundingBox.Set(mVec3_c(-10.0f, -250.0f, -480.0f), mVec3_c(80.0f, 260.0f, 490.0f));
     return SUCCEEDED;
 }
 
diff --git a/src/REL/d/a/obj/d_a_obj_stage_cover.cpp b/src/REL/d/a/obj/d_a_obj_stage_cover.cpp
index 57de6496..11df641b 100644
--- a/src/REL/d/a/obj/d_a_obj_stage_cover.cpp
+++ b/src/REL/d/a/obj/d_a_obj_stage_cover.cpp
@@ -19,7 +19,7 @@ int dAcOstageCover_c::create() {
 
     mStateMgr.changeState(StateID_Wait);
     mModel.setPriorityDraw(0x1C, 9);
-    setBoundingBox(mVec3_c(-0.0f, -0.0f, -0.0f), mVec3_c(0.0f, 0.0f, 0.0f));
+    boundingBox.Set(mVec3_c(-0.0f, -0.0f, -0.0f), mVec3_c(0.0f, 0.0f, 0.0f));
     return SUCCEEDED;
 }
 
diff --git a/src/REL/d/a/obj/d_a_obj_sun_light.cpp b/src/REL/d/a/obj/d_a_obj_sun_light.cpp
index 6d962698..816a9200 100644
--- a/src/REL/d/a/obj/d_a_obj_sun_light.cpp
+++ b/src/REL/d/a/obj/d_a_obj_sun_light.cpp
@@ -26,7 +26,7 @@ int dAcOsunLight_c::create() {
     mModel.setAnm(mTexAnm);
     mStateMgr.changeState(StateID_Wait);
     mModel.setPriorityDraw(0x1C, 9);
-    setBoundingBox(mVec3_c(-200.0f, -100.0f, -200.0f), mVec3_c(200.0f, 600.0f, 500.0f));
+    boundingBox.Set(mVec3_c(-200.0f, -100.0f, -200.0f), mVec3_c(200.0f, 600.0f, 500.0f));
     return SUCCEEDED;
 }
 
diff --git a/src/REL/d/a/obj/d_a_obj_utajima.cpp b/src/REL/d/a/obj/d_a_obj_utajima.cpp
index 0d59ed96..29fb96b2 100644
--- a/src/REL/d/a/obj/d_a_obj_utajima.cpp
+++ b/src/REL/d/a/obj/d_a_obj_utajima.cpp
@@ -1,3 +1,84 @@
 #include "d/a/obj/d_a_obj_utajima.h"
 
+#include "common.h"
+#include "d/a/obj/d_a_obj_base.h"
+#include "d/col/bg/d_bg_s.h"
+#include "d/col/c/c_m3d_g_aab.h"
+#include "toBeSorted/item_story_flag_manager.h"
+#include "toBeSorted/room_manager.h"
+
+static const char *const mMdlNames[] = {
+    "IslSon",
+    "IslSon_s",
+};
+
 SPECIAL_ACTOR_PROFILE(OBJ_UTAJIMA, dAcOutajima_c, fProfile::OBJ_UTAJIMA, 0x1D4, 0, 3);
+
+void dAcOutajima_c::rideCallback(dBgW *bg, dAcObjBase_c *o1, dAcObjBase_c *o2) {
+    if (o2->isActorPlayer() && o1 != nullptr) {
+        if (StoryflagManager::sInstance->getCounterOrFlag(285) == 0) {
+            StoryflagManager::sInstance->setFlag(285);
+        }
+    }
+}
+
+bool dAcOutajima_c::createHeap() {
+    mRes = getOarcResFile("IslSon");
+    RoomManager::bindStageResToFile(&mRes);
+    RoomManager::bindSkyCmnToResFile(&mRes);
+
+    nw4r::g3d::ResMdl m = nullptr;
+
+    for (int i = 0; i < 2; i++) {
+        m = mRes.GetResMdl(mMdlNames[i]);
+        TRY_CREATE(mMdls[i].create(m, &heap_allocator, 0x120));
+    }
+
+    m = mRes.GetResMdl(mMdlNames[0]);
+    void *dzb = getOarcFile("IslSon", "dzb/IslSon.dzb");
+    void *plc = getOarcFile("IslSon", "dat/IslSon.plc");
+
+    updateMatrix();
+    for (int i = 0; i < 2; i++) {
+        mMdls[i].setLocalMtx(mWorldMtx);
+    }
+
+    TRY_CREATE(!mBgW.Set((cBgD_t *)dzb, (PLC *)plc, cBgW::MOVE_BG_e, &mWorldMtx, &mScale));
+    mBgW.Lock();
+
+    mMdls[0].calc(true);
+    nw4r::g3d::ResNode nd = m.GetResNode("SetLineGoal");
+    mMdls[0].getNodeWorldMtxMultVecZero(nd.GetID(), mVec);
+
+    return true;
+}
+
+int dAcOutajima_c::create() {
+    CREATE_ALLOCATOR(dAcOutajima_c);
+    dBgS::GetInstance()->Regist(&mBgW, this);
+    mMdls[0].setPriorityDraw(0x1C, 9);
+    mMdls[1].setPriorityDraw(0x22, 9);
+    mVec3_c min;
+    mVec3_c max;
+    mMdls[0].getBounds(&min, &max);
+    boundingBox.Set(min, max);
+    mCullingDistance = 500000.0f;
+    mBgW.SetRideCallback(rideCallback);
+
+    return SUCCEEDED;
+}
+
+int dAcOutajima_c::doDelete() {
+    return SUCCEEDED;
+}
+
+int dAcOutajima_c::actorExecute() {
+    return SUCCEEDED;
+}
+
+int dAcOutajima_c::draw() {
+    for (int i = 0; i < 2; i++) {
+        drawModelType1(&mMdls[i]);
+    }
+    return SUCCEEDED;
+}
diff --git a/src/d/a/obj/d_a_obj_fairy.cpp b/src/d/a/obj/d_a_obj_fairy.cpp
index 3eaa20d6..a91d84a2 100644
--- a/src/d/a/obj/d_a_obj_fairy.cpp
+++ b/src/d/a/obj/d_a_obj_fairy.cpp
@@ -28,7 +28,7 @@ int dAcObjFairy_c::create() {
     mStateMgr.changeState(StateID_CureStart);
     mStateMgr.changeState(StateID_Wait);
     mModel.getModel().setPriorityDraw(0x7F, 0x7F);
-    setBoundingBox(mVec3_c(-20.0f, -200.0f, -20.0f), mVec3_c(20.0f, 20.0f, 20.0f));
+    boundingBox.Set(mVec3_c(-20.0f, -200.0f, -20.0f), mVec3_c(20.0f, 20.0f, 20.0f));
 
     return SUCCEEDED;
 }
diff --git a/src/d/a/obj/d_a_obj_switch.cpp b/src/d/a/obj/d_a_obj_switch.cpp
index bd9c1250..890a755c 100644
--- a/src/d/a/obj/d_a_obj_switch.cpp
+++ b/src/d/a/obj/d_a_obj_switch.cpp
@@ -77,7 +77,7 @@ bool dAcOsw_c::createHeap() {
     field_0x5B8.set(mWorldMtx);
     mModel.setLocalMtx(mWorldMtx);
 
-    bool set = mCollision.Set(dbzData, plcData, 1, &field_0x5B8, &mScale);
+    bool set = mCollision.Set(dbzData, plcData, cBgW::MOVE_BG_e, &field_0x5B8, &mScale);
     mCollision.SetCrrFunc(dBgS_MoveBGProc_TypicalRotY);
     return !set;
 }
@@ -101,7 +101,7 @@ int dAcOsw_c::actorCreate() {
     } else {
         mStateMgr.changeState(StateID_OnWait);
     }
-    setBoundingBox(mVec3_c(-90.0f, -10.0f, -90.0f), mVec3_c(90.0f, 70.0f, 90.0f));
+    boundingBox.Set(mVec3_c(-90.0f, -10.0f, -90.0f), mVec3_c(90.0f, 70.0f, 90.0f));
 
     return SUCCEEDED;
 }