diff --git a/include/c/c_damagereaction.h b/include/c/c_damagereaction.h
index c4dc6702a..6e7075e18 100644
--- a/include/c/c_damagereaction.h
+++ b/include/c/c_damagereaction.h
@@ -87,9 +87,11 @@ struct damagereaction {
     /* 0x100 */ cXyz m100[20];
     /* 0x1F0 */ cXyz m1F0[20];
     /* 0x2E0 */ cXyz m2E0[20];
-    /* 0x3D0 */ u8 m3D0[0x410 - 0x3D0];
+    /* 0x3D0 */ int m3D0[14];
+    /* 0x408 */ int m408;
+    /* 0x40C */ int m40C;
     /* 0x410 */ int m410;
-    /* 0x414 */ u8 m414[0x418 - 0x414];
+    /* 0x414 */ int m414;
     /* 0x418 */ int m418;
     /* 0x41C */ u8 m41C[0x420 - 0x41C];
     /* 0x420 */ int m420;
@@ -101,7 +103,7 @@ struct damagereaction {
     /* 0x440 */ s16 m440;
     /* 0x442 */ s16 m442;
     /* 0x444 */ s16 m444;
-    /* 0x446 */ u8 m446[0x448 - 0x446];
+    /* 0x446 */ s16 m446;
     /* 0x448 */ s16 m448;
     /* 0x44A */ u8 m44A[0x44C - 0x44A];
     /* 0x44C */ cXyz m44C;
@@ -161,7 +163,7 @@ struct damagereaction {
     /* 0x70E */ u8 m70E;
     /* 0x70F */ u8 m70F[0x710 - 0x70F];
     /* 0x710 */ u8 m710;
-    /* 0x711 */ u8 m711[0x712 - 0x711];
+    /* 0x711 */ u8 m711;
     /* 0x712 */ u8 m712;
     /* 0x713 */ u8 m713;
     /* 0x714 */ fopAc_ac_c* m714;
@@ -182,9 +184,12 @@ struct damagereaction {
     /* 0x7AE */ s16 m7AE;
     /* 0x7B0 */ u8 m7B0[0x7B2 - 0x7B0];
     /* 0x7B2 */ s16 m7B2;
-    /* 0x7B4 */ u8 m7B4[0x7B8 - 0x7B4];
+    /* 0x7B4 */ u8 m7B4[0x7B6 - 0x7B4];
+    /* 0x7B6 */ u8 m7B6;
+    /* 0x7B7 */ u8 m7B7[0x7B8 - 0x7B7];
     /* 0x7B8 */ int m7B8;
-};
+};  // Size: 0x7BC
+
 // STATIC_ASSERT(sizeof(damagereaction) == 0x7BC);
 
 BOOL ice_bg_check(enemyice*);
diff --git a/include/d/actor/d_a_bk.h b/include/d/actor/d_a_bk.h
index c06d9cffa..e54363360 100644
--- a/include/d/actor/d_a_bk.h
+++ b/include/d/actor/d_a_bk.h
@@ -26,7 +26,8 @@ class bk_class : public fopEn_enemy_c {
     /* 0x02C8 */ s16 m02C8;
     /* 0x02CA */ s16 m02CA;
     /* 0x02CC */ s16 m02CC;
-    /* 0x02CE */ u8 m02CE[0x02D0 - 0x02CE];
+    /* 0x02CE */ s8 m02CE;
+    /* 0x02CF */ u8 m02CF[0x02D0 - 0x02CF];
     /* 0x02D0 */ J3DModel* m02D0;
     /* 0x02D4 */ u8 m02D4;
     /* 0x02D5 */ u8 m02D5;
@@ -126,14 +127,18 @@ class bk_class : public fopEn_enemy_c {
     /* 0x1226 */ u8 m1226[0x1228 - 0x1226];
     /* 0x1228 */ s16 m1228;
     /* 0x122A */ s16 m122A;
-    /* 0x122C */ u8 m122C[0x1230 - 0x122C];
+    /* 0x122C */ s8 m122C;
     /* 0x1230 */ J3DMaterialTable* m1230;
     /* 0x1234 */ s8 m1234;
-    /* 0x1235 */ u8 m1235[0x1264 - 0x1235];
+    /* 0x1236 */ s16 m1236;
+    /* 0x1238 */ cXyz m1238;
+    /* 0x1244 */ cXyz m1244;
+    /* 0x1250 */ u8 m1250[0x1260 - 0x1250];
+    /* 0x1260 */ f32 m1260;
     /* 0x1264 */ enemyice mEnemyIce;
     /* 0x161C */ enemyfire mEnemyFire;
     /* 0x1844 */ JntHit_c* mpJntHit;
-};
+};  // Size: 0x1848
 
 class bkHIO_c : public JORReflexible {
 public:
diff --git a/include/d/actor/d_a_mozo.h b/include/d/actor/d_a_mozo.h
index bb00e98ce..efa588dc5 100644
--- a/include/d/actor/d_a_mozo.h
+++ b/include/d/actor/d_a_mozo.h
@@ -5,6 +5,7 @@
 #include "SSystem/SComponent/c_phase.h"
 #include "m_Do/m_Do_ext.h"
 #include "d/d_cc_d.h"
+#include "m_Do/m_Do_hostIO.h"
 
 class daMozo_c : public fopAc_ac_c {
 public:
@@ -50,25 +51,43 @@ class daMozo_c : public fopAc_ac_c {
     /* 0x3BC */ dCcD_Cps mCps;
 };
 
-class daMozo_HIO_c {
+class daMozo_childHIO_c {
 public:
-    daMozo_HIO_c();
-    ~daMozo_HIO_c() {}
-};
+    virtual ~daMozo_childHIO_c() {}
 
-class daMozo_childHIO_c {
+    /* 0x04 */ f32 m04;
+    /* 0x08 */ f32 m08;
+    /* 0x0C */ s16 m0C;
+    /* 0x0E */ s16 m0E;
+    /* 0x10 */ u8 m10;
+    /* 0x11 */ u8 m11[0x14 - 0x11];
+};  // Size: 0x14
+
+class daMozo_BeamChildHIO_c : public daMozo_childHIO_c {
 public:
-    ~daMozo_childHIO_c() {}
+    virtual ~daMozo_BeamChildHIO_c() {}
 };
 
-class daMozo_FireChildHIO_c {
+class daMozo_FireChildHIO_c : public daMozo_childHIO_c {
 public:
-    ~daMozo_FireChildHIO_c() {}
+    virtual ~daMozo_FireChildHIO_c() {}
 };
 
-class daMozo_BeamChildHIO_c {
+class daMozo_HIO_c : public JORReflexible {
 public:
-    ~daMozo_BeamChildHIO_c() {}
-};
+    daMozo_HIO_c();
+    virtual ~daMozo_HIO_c() {}
+
+    /* 0x04 */ s8 mChildID;
+    /* 0x05 */ u8 m05[0x08 - 0x05];
+    /* 0x08 */ int m08;
+    /* 0x0C */ daMozo_BeamChildHIO_c* mpBeamChild;
+    /* 0x10 */ daMozo_FireChildHIO_c* mpFireChild;
+    /* 0x14 */ daMozo_BeamChildHIO_c mBeamChild;
+    /* 0x28 */ daMozo_FireChildHIO_c mFireChild;
+    /* 0x3C */ f32 m3C;
+    /* 0x40 */ f32 m40;
+    /* 0x44 */ f32 m44;
+};  // Size: 0x48
 
 #endif /* D_A_MOZO_H */
diff --git a/src/d/actor/d_a_dr.cpp b/src/d/actor/d_a_dr.cpp
index ec12c3355..17c14bba5 100644
--- a/src/d/actor/d_a_dr.cpp
+++ b/src/d/actor/d_a_dr.cpp
@@ -246,7 +246,7 @@ static s32 daDr_Create(fopAc_ac_c* i_actor) {
         daDr_setMtx(i_this);
         
         if (l_HIO.mChildID < 0) {
-            l_HIO.mChildID = mDoHIO_root.mDoHIO_createChild("ドラゴン", &l_HIO);
+            l_HIO.mChildID = mDoHIO_root.mDoHIO_createChild("ドラゴン", &l_HIO); // "Dragon"
         }
     }
     
diff --git a/src/d/actor/d_a_mozo.cpp b/src/d/actor/d_a_mozo.cpp
index 0feb8c4d9..02695e6aa 100644
--- a/src/d/actor/d_a_mozo.cpp
+++ b/src/d/actor/d_a_mozo.cpp
@@ -1,7 +1,7 @@
-//
-// Generated by dtk
-// Translation Unit: d_a_mozo.cpp
-//
+/**
+ * d_a_mozo.cpp
+ * Moblin Statue / モ石像 (Mo Sekizou)
+ */
 
 #include "d/actor/d_a_mozo.h"
 #include "d/res/res_mozo.h"
@@ -14,12 +14,30 @@
 #include "d/d_lib.h"
 #include "m_do/m_Do_mtx.h"
 #include "m_Do/m_Do_ext.h"
+#include "m_Do/m_Do_hostIO.h"
 
 static daMozo_HIO_c l_HIO;
 
 /* 000000EC-000001D0       .text __ct__12daMozo_HIO_cFv */
 daMozo_HIO_c::daMozo_HIO_c() {
     /* Nonmatching */
+    m3C = 0.0f;
+    m40 = -300.0f;
+    m44 = 600.0f;
+    mChildID = -1;
+    m08 = -1;
+    mpBeamChild = &mBeamChild;
+    mpFireChild = &mFireChild;
+    mpBeamChild->m04 = 1000.0f;
+    mpBeamChild->m08 = 1200.0f;
+    mpBeamChild->m0C = 0x2000;
+    mpBeamChild->m0E = 0x2800;
+    mpBeamChild->m10 = 0;
+    mpFireChild->m04 = 1000.0f;
+    mpFireChild->m08 = 1200.0f;
+    mpFireChild->m0C = 0x2000;
+    mpFireChild->m0E = 0x2800;
+    mpFireChild->m10 = 0;
 }
 
 /* 000002D0-00000568       .text daMozo_nodeCallBackBeam__FP8daMozo_cP8J3DModelP7J3DNodei */
@@ -157,28 +175,22 @@ s32 daMozo_c::CreateInit() {
     /* Nonmatching */
     J3DModelData* mdlData = mAnimMorf->getModel()->getModelData();
 
-    int param = base.mParameters * 0xFF;
-    if (param == 0xFF) {
-        param = 0;
+    u8 temp = fopAcM_GetParam(this) & 0xFF;
+    if (temp == 0xFF) {
+        temp = 0;
     }
-    
-    int a = 2;
-    if (param < 3) {
-        a = param;
-    }
-
-    // TODO: insert missing assignment here
+    field_0x376 = cLib_minMaxLimit<u8>(temp, 0, 2);
 
     mAnimMorf->getModel()->setUserArea((u32)this);
-    for (int i = 0; i < mdlData->getJointNum(); i++) {
+    for (u16 i = 0; i < mdlData->getJointNum(); i++) {
         if (i == 2) {
-            mdlData->getJointNodePointer(2)->setCallBack((J3DNodeCallBack)daMozo_nodeCallBack);
+            mdlData->getJointNodePointer(i)->setCallBack(daMozo_nodeCallBack);
         }
     }
 
     mQuatRotation = ZeroQuat;
 
-    fopAcM_setCullSizeBox(this, -1000.f, -1000.f, -1000.f, 1000.0f, 1000.0f, 1000.0f);
+    fopAcM_setCullSizeBox(this, -1000.0f, -1000.0f, -1000.0f, 1000.0f, 1000.0f, 1000.0f);
     fopAcM_SetMtx(this, mAnimMorf->getModel()->getBaseTRMtx());
 
     // TODO: Insert missing code here
@@ -187,6 +199,10 @@ s32 daMozo_c::CreateInit() {
     mAnimMorf->calc();
     wait_proc_init();
 
+    if (l_HIO.mChildID < 0) {
+        l_HIO.mChildID = mDoHIO_root.mDoHIO_createChild("モ石像", &l_HIO); // "Mo Statue" (mo sekizou)
+    }
+
     return cPhs_COMPLEATE_e;
 }
 
diff --git a/src/d/actor/d_a_nh.cpp b/src/d/actor/d_a_nh.cpp
index 46ec3f452..3175142e3 100644
--- a/src/d/actor/d_a_nh.cpp
+++ b/src/d/actor/d_a_nh.cpp
@@ -135,7 +135,7 @@ s32 daNh_c::create() {
     fopAcM_SetMtx(this, mpModel->getBaseTRMtx());
     
     if (l_HIO.mChildID < 0) {
-        l_HIO.mChildID = mDoHIO_root.mDoHIO_createChild("森のほたる", &l_HIO);
+        l_HIO.mChildID = mDoHIO_root.mDoHIO_createChild("森のほたる", &l_HIO); // "Forest Firefly" (mori no hotaru)
         l_HIO.mpActor = this;
     }
     if (!init()) {
diff --git a/src/d/actor/d_a_tbox.cpp b/src/d/actor/d_a_tbox.cpp
index 04cc4e30a..f010b5383 100644
--- a/src/d/actor/d_a_tbox.cpp
+++ b/src/d/actor/d_a_tbox.cpp
@@ -541,7 +541,7 @@ void daTbox_c::CreateInit() {
     mAllColRatio = 1.0f;
 
     if (l_HIO.mHioId < 0) {
-        l_HIO.mHioId = mDoHIO_root.mDoHIO_createChild("宝箱", &l_HIO);
+        l_HIO.mHioId = mDoHIO_root.mDoHIO_createChild("宝箱", &l_HIO); //  "Treasure Chest"
     }
 
     shape_angle.z = 0;