diff --git a/configure.py b/configure.py
index 46ef767a..30b7cc23 100644
--- a/configure.py
+++ b/configure.py
@@ -334,8 +334,8 @@ config.libs = [
             Object(Matching, "game/objmain.c"),
             Object(Matching, "game/fault.c"),
             Object(Matching, "game/gamework.c"),
-            Object(NonMatching, "game/objsysobj.c"),
-            Object(NonMatching, "game/objdll.c"),
+            Object(Matching, "game/objsysobj.c"),
+            Object(Matching, "game/objdll.c"),
             Object(Matching, "game/frand.c"),
             Object(Matching, "game/audio.c"),
             Object(Matching, "game/EnvelopeExec.c"),
diff --git a/include/game/minigame_seq.h b/include/game/minigame_seq.h
new file mode 100644
index 00000000..95a04e6e
--- /dev/null
+++ b/include/game/minigame_seq.h
@@ -0,0 +1,21 @@
+#ifndef _GAME_MINIGAME_SEQ_H
+#define _GAME_MINIGAME_SEQ_H
+
+#include "game/object.h"
+
+void MGSeqInit(void);
+void MGSeqMain(void);
+s16 MGSeqCreate(s16 type, ...);
+u8 MGSeqStatGet(s16 id);
+void MGSeqPosSet(s16 id, float x, float y);
+void MGSeqParamSet(s16 id, s16 param1, s16 param2);
+void MGSeqKill(s16 id);
+void MGSeqKillAll(void);
+s32 MGSeqDoneCheck(void);
+void MGSeqStub(void);
+void MGSeqPauseInit(void);
+void MGSeqPauseEnableCtrl(s32 flag);
+void MGSeqPracticeInit(void);
+void MGSeqPracticeExitCheck(omObjData *object);
+
+#endif
diff --git a/include/game/object.h b/include/game/object.h
index 83b891f5..ecc9c99e 100644
--- a/include/game/object.h
+++ b/include/game/object.h
@@ -5,6 +5,8 @@
 #include "game/process.h"
 #include "game/dvd.h"
 
+#define OM_DLL_MAX 20
+
 #define OVL_DEFINE(name, path) name,
 
 typedef enum {
@@ -55,6 +57,13 @@ typedef struct om_obj_data {
 /* 0x5C */ void *data;
 } omObjData;
 
+typedef struct om_dll_data {
+	char *name;
+	OSModuleHeader *module;
+	void *bss;
+	s32 ret;
+} omDllData;
+
 void omMasterInit(int prio, FileListEntry *ovl_list, int ovl_count, OverlayID start_ovl);
 void omOvlCallEx(OverlayID overlay, s16 arg2, int event, int stat);
 void omOvlGotoEx(OverlayID overlay, s16 arg2, int event, int stat);
@@ -83,8 +92,14 @@ OverlayID omCurrentOvlGet(void);
 
 void omDLLDBGOut(void);
 void omDLLInit(FileListEntry *ovl_list);
-int omDLLStart(s16 ovl, s16 dll);
-void omDLLNumEnd(s16 ovl, s16 arg2);
+int omDLLStart(s16 overlay, s16 flag);
+void omDLLNumEnd(s16 overlay, s16 flag);
+void omDLLEnd(s16 dllno, s16 flag);
+omDllData *omDLLLink(omDllData **dll_ptr, s16 overlay, s16 flag);
+void omDLLUnlink(omDllData *dll_ptr, s16 flag);
+s32 omDLLSearch(s16 overlay);
+void omDLLInfoDump(OSModuleInfo *module);
+void omDLLHeaderDump(OSModuleHeader *module);
 
 void omSysPauseEnable(u8 flag);
 
@@ -102,7 +117,9 @@ extern int omovlstat;
 extern char omUPauseFlag;
 extern s16 omSysExitReq;
 extern s16 omdispinfo;
-extern char omSysPauseEnableFlag;
+extern u8 omSysPauseEnableFlag;
 extern OverlayID omprevovl;
 
+extern omDllData *omDLLinfoTbl[OM_DLL_MAX];
+
 #endif
\ No newline at end of file
diff --git a/src/game/minigame_seq.c b/src/game/minigame_seq.c
index a4a7f58a..dc8d41cd 100644
--- a/src/game/minigame_seq.c
+++ b/src/game/minigame_seq.c
@@ -8,6 +8,7 @@
 #include "game/window.h"
 #include "game/wipe.h"
 #include "game/pad.h"
+#include "game/minigame_seq.h"
 
 #include "math.h"
 
@@ -18,10 +19,6 @@
 #define ABS(x) (((x) < 0) ? -(x) : (x))
 
 
-void MGSeqStub(void);
-
-void MGSeqPauseEnableCtrl(s32 flag);
-
 extern s16 HuSysVWaitGet(s16 param);
 
 typedef struct seq_work SeqWork;
@@ -329,7 +326,7 @@ void MGSeqParamSet(s16 id, s16 param1, s16 param2)
 	}
 }
 
-void MGSeqKill(s16 id, s16 param1, s16 param2)
+void MGSeqKill(s16 id)
 {
 	if(id >= 0 && id < 8) {
 		if(seqWorkData[id].stat != 0) {
@@ -338,7 +335,7 @@ void MGSeqKill(s16 id, s16 param1, s16 param2)
 	}
 }
 
-void MGSeqKillAll(s16 id, s16 param1, s16 param2)
+void MGSeqKillAll(void)
 {
 	seqDoneF = 1;
 	MGSeqMain();
@@ -3170,7 +3167,6 @@ static int SeqUpdateRecord(SeqWork *work)
 			}
 		}
 	}
-	
 	if(seqDoneF || (work->stat & 0x8)) {
 		MGSeqSprKill(work);
 		return 0;
diff --git a/src/game/objdll.c b/src/game/objdll.c
new file mode 100644
index 00000000..067bee54
--- /dev/null
+++ b/src/game/objdll.c
@@ -0,0 +1,172 @@
+#include "game/object.h"
+#include "game/dvd.h"
+#include "game/memory.h"
+
+typedef s32 (*DLLProlog)(void);
+typedef void (*DLLEpilog)(void);
+
+omDllData *omDLLinfoTbl[OM_DLL_MAX];
+
+static FileListEntry *omDLLFileList;
+
+void omDLLDBGOut(void)
+{
+	OSReport("DLL DBG OUT\n");
+}
+
+void omDLLInit(FileListEntry *ovl_list)
+{
+	int i;
+	OSReport("DLL DBG OUT\n");
+	for(i=0; i<OM_DLL_MAX; i++) {
+		omDLLinfoTbl[i] = NULL;
+	}
+	omDLLFileList = ovl_list;
+}
+
+int omDLLStart(s16 overlay, s16 flag)
+{
+	int dllno;
+	OSReport("DLLStart %d %d\n", overlay, flag);
+	dllno = omDLLSearch(overlay);
+	if(dllno >= 0 && !flag) {
+		omDllData *dll = omDLLinfoTbl[dllno];
+		OSReport("objdll>Already Loaded %s(%08x %08x)\n", dll->name, dll->module, dll->bss);
+		
+		omDLLInfoDump(&dll->module->info);
+		omDLLHeaderDump(dll->module);
+		memset(dll->bss, 0, dll->module->bssSize);
+		HuMemDCFlushAll();
+		dll->ret = ((DLLProlog)dll->module->prolog)();
+		OSReport("objdll> %s prolog end\n", dll->name);
+		return dllno;
+	} else {
+		for(dllno=0; dllno<OM_DLL_MAX; dllno++) {
+			if(omDLLinfoTbl[dllno] == NULL) {
+				break;
+			}
+		}
+		if(dllno == OM_DLL_MAX) {
+			return -1;
+		}
+		omDLLLink(&omDLLinfoTbl[dllno], overlay, TRUE);
+		return dllno;
+	}
+}
+
+void omDLLNumEnd(s16 overlay, s16 flag)
+{
+	s16 dllno;
+	if(overlay < 0) {
+		OSReport("objdll>omDLLNumEnd Invalid dllno %d\n", overlay);
+		return;
+	}
+	OSReport("objdll>omDLLNumEnd %d %d\n", overlay, flag);
+	dllno = omDLLSearch(overlay);
+	if(dllno < 0) {
+		OSReport("objdll>omDLLNumEnd not found DLL No%d\n", overlay);
+		return;
+	}
+	omDLLEnd(dllno, flag);
+}
+
+void omDLLEnd(s16 dllno, s16 flag)
+{
+	OSReport("objdll>omDLLEnd %d %d\n", dllno, flag);
+	if(flag == 1) {
+		OSReport("objdll>End DLL:%s\n", omDLLinfoTbl[dllno]->name);
+		omDLLUnlink(omDLLinfoTbl[dllno], 1);
+		omDLLinfoTbl[dllno] = NULL;
+	} else {
+		omDllData *dll;
+		dll = omDLLinfoTbl[dllno];
+		OSReport("objdll>Call Epilog\n");
+		((DLLEpilog)dll->module->epilog)();
+		OSReport("objdll>End DLL stayed:%s\n", omDLLinfoTbl[dllno]->name);
+	}
+	OSReport("objdll>End DLL finish\n");
+}
+
+omDllData *omDLLLink(omDllData **dll_ptr, s16 overlay, s16 flag)
+{
+	omDllData *dll;
+	FileListEntry *dllFile = &omDLLFileList[overlay];
+	OSReport("objdll>Link DLL:%s\n", dllFile->name);
+	dll = HuMemDirectMalloc(HEAP_SYSTEM, sizeof(omDllData));
+	*dll_ptr = dll;
+	dll->name = dllFile->name;
+	dll->module = HuDvdDataReadDirect(dllFile->name, HEAP_SYSTEM);
+	dll->bss = HuMemDirectMalloc(HEAP_SYSTEM, dll->module->bssSize);
+	if(OSLink(&dll->module->info, dll->bss) != TRUE) {
+		OSReport("objdll>++++++++++++++++ DLL Link Failed\n");
+	}
+	omDLLInfoDump(&dll->module->info);
+	omDLLHeaderDump(dll->module);
+	OSReport("objdll>LinkOK %08x %08x\n", dll->module, dll->bss);
+	if(flag == 1) {
+		OSReport("objdll> %s prolog start\n", dllFile->name);
+		dll->ret = ((DLLProlog)dll->module->prolog)();
+		OSReport("objdll> %s prolog end\n", dllFile->name);
+	}
+	return dll;
+}
+
+void omDLLUnlink(omDllData *dll_ptr, s16 flag)
+{
+	OSReport("odjdll>Unlink DLL:%s\n", dll_ptr->name);
+	if(flag == 1) {
+		OSReport("objdll>Unlink DLL epilog\n");
+		((DLLEpilog)dll_ptr->module->epilog)();
+		OSReport("objdll>Unlink DLL epilog finish\n");
+	}
+	if(OSUnlink(&dll_ptr->module->info) != TRUE) {
+		OSReport("objdll>+++++++++++++++++ DLL Unlink Failed\n");
+	}
+	HuMemDirectFree(dll_ptr->bss);
+	HuMemDirectFree(dll_ptr->module);
+	HuMemDirectFree(dll_ptr);
+}
+
+s32 omDLLSearch(s16 overlay)
+{
+	s32 i;
+	FileListEntry *dllFile = &omDLLFileList[overlay];
+	OSReport("Search:%s\n", dllFile->name);
+	for(i=0; i<OM_DLL_MAX; i++) {
+		omDllData *dll = omDLLinfoTbl[i];
+		if(dll != NULL && strcmp(dll->name, dllFile->name) == 0) {
+			OSReport("+++++++++++ Find%d: %s\n", i, dll->name);
+			return i;
+		}
+	}
+	return -1;
+}
+
+void omDLLInfoDump(OSModuleInfo *module)
+{
+	OSReport("===== DLL Module Info dump ====\n");
+	OSReport("                   ID:0x%08x\n", module->id);
+	OSReport("             LinkPrev:0x%08x\n", module->link.prev);
+	OSReport("             LinkNext:0x%08x\n", module->link.next);
+	OSReport("          Section num:%d\n", module->numSections);
+	OSReport("Section info tbl ofst:0x%08x\n", module->sectionInfoOffset);
+	OSReport("           nameOffset:0x%08x\n", module->nameOffset);
+	OSReport("             nameSize:%d\n", module->nameSize);
+	OSReport("              version:0x%08x\n", module->version);
+	OSReport("===============================\n");
+}
+
+void omDLLHeaderDump(OSModuleHeader *module)
+{
+	OSReport("==== DLL Module Header dump ====\n");
+	OSReport("          bss Size:0x%08x\n", module->bssSize);
+	OSReport("        rel Offset:0x%08x\n", module->relOffset);
+	OSReport("        imp Offset:0x%08x\n", module->impOffset);
+	OSReport("    prolog Section:%d\n", module->prologSection);
+	OSReport("    epilog Section:%d\n", module->epilogSection);
+	OSReport("unresolved Section:%d\n", module->unresolvedSection);
+	OSReport("       prolog func:0x%08x\n", module->prolog);
+	OSReport("       epilog func:0x%08x\n", module->epilog);
+	OSReport("   unresolved func:0x%08x\n", module->unresolved);
+	OSReport("================================\n");
+}
\ No newline at end of file
diff --git a/src/game/objmain.c b/src/game/objmain.c
index 5712f4d5..4cd4a998 100644
--- a/src/game/objmain.c
+++ b/src/game/objmain.c
@@ -45,7 +45,7 @@ s16 omdispinfo;
 
 static omOvlHisData omovlhis[OM_OVL_HIS_MAX];
 
-char omSysPauseEnableFlag = TRUE;
+u8 omSysPauseEnableFlag = TRUE;
 OverlayID omprevovl = OVL_INVALID;
 
 static void omWatchOverlayProc(void);
diff --git a/src/game/objsysobj.c b/src/game/objsysobj.c
new file mode 100644
index 00000000..478db6ef
--- /dev/null
+++ b/src/game/objsysobj.c
@@ -0,0 +1,149 @@
+#include "game/object.h"
+#include "game/hsfman.h"
+#include "game/pad.h"
+#include "game/objsub.h"
+#include "game/minigame_seq.h"
+#include "game/sprite.h"
+#include "game/hsfman.h"
+#include "game/audio.h"
+#include "math.h"
+
+Vec CRot;
+Vec Center;
+float CZoom;
+Vec CRotM[16];
+Vec CenterM[16];
+float CZoomM[16];
+
+omObjData *omDBGMenuButton;
+
+void omOutView(omObjData *object)
+{
+	Vec pos, target, up;
+	float rot_x = CRot.x;
+	float rot_y = CRot.y;
+	float rot_z = CRot.z;
+	pos.x = (sin(M_PI*rot_y/180.0)*cos(M_PI*rot_x/180.0)*CZoom)+Center.x;
+	pos.y = (-sin(M_PI*rot_x/180.0)*CZoom)+Center.y;
+	pos.z = (cos(M_PI*rot_y/180.0)*cos(M_PI*rot_x/180.0)*CZoom)+Center.z;
+	target.x = Center.x;
+	target.y = Center.y;
+	target.z = Center.z;
+	up.x = sin(M_PI*rot_y/180.0)*sin(M_PI*rot_x/180.0);
+	up.y = cos(M_PI*rot_x/180.0);
+	up.z = cos(M_PI*rot_y/180.0)*sin(M_PI*rot_x/180.0);
+	Hu3DCameraPosSet(1, pos.x, pos.y, pos.z, up.x, up.y, up.z, target.x, target.y, target.z);
+}
+
+void omOutViewMulti(omObjData *object)
+{
+	u8 i;
+	for(i=0; i<object->work[0]; i++) {
+		Vec pos, target, up;
+		float rot_x = CRotM[i].x;
+		float rot_y = CRotM[i].y;
+		float rot_z = CRotM[i].z;
+		pos.x = (sin(M_PI*rot_y/180.0)*cos(M_PI*rot_x/180.0)*CZoomM[i])+CenterM[i].x;
+		pos.y = (-sin(M_PI*rot_x/180.0)*CZoomM[i])+CenterM[i].y;
+		pos.z = (cos(M_PI*rot_y/180.0)*cos(M_PI*rot_x/180.0)*CZoomM[i])+CenterM[i].z;
+		target.x = CenterM[i].x;
+		target.y = CenterM[i].y;
+		target.z = CenterM[i].z;
+		up.x = sin(M_PI*rot_y/180.0)*sin(M_PI*rot_x/180.0);
+		up.y = cos(M_PI*rot_x/180.0);
+		up.z = cos(M_PI*rot_y/180.0)*sin(M_PI*rot_x/180.0);
+		Hu3DCameraPosSetV((1 << i), &pos, &up, &target);
+	}
+}
+
+void omSystemKeyCheck(omObjData *object);
+
+void omSystemKeyCheckSetup(Process *objman)
+{
+	omObjData *object;
+	object = omAddObjEx(objman, 32731, 0, 0, -1, omSystemKeyCheck);
+	omDBGSysKeyObj = object;
+	omSetStatBit(object, 0xA0);
+	object->work[0] = 0;
+	object->work[1] = 0;
+	object->work[2] = 0;
+}
+
+void omSystemKeyCheck(omObjData *object)
+{
+	if(!omSysPauseEnableFlag) {
+		return;
+	}
+	if(object->work[0] & 0x1) {
+		u32 pad = object->work[1];
+		if(pad != (u16)-1 && HuPadStatGet(pad) == 0 && (HuPadBtnDown[pad] & PAD_BUTTON_START)) {
+			object->work[0] |= 0x200;
+		}
+		if(object->work[0] & 0x200) {
+			if(omMgIndexGet(omcurovl) != -1) {
+				MGSeqPauseKill();
+			} else {
+				object->work[0] |= 0x100;
+			}
+		}
+		if(object->work[0] & 0x100) {
+			object->work[0] &= ~0x301;
+			omAllPause(0);
+			HuPrcAllPause(0);
+			Hu3DPauseSet(0);
+			HuSprPauseSet(0);
+			HuAudFXPauseAll(0);
+			HuAudSeqPauseAll(0);
+		}
+	} else {
+		int i;
+		s16 pause = 0;
+		if(WipeStatGet() || omCurrentOvlGet() == OVL_INVALID || omSysExitReq) {
+			return;
+		}
+		for(i=0; i<4; i++) {
+			if(HuPadStatGet(i) == 0 && (HuPadBtnDown[i] & PAD_BUTTON_START)) {
+				pause = 1;
+				break;
+			}
+		}
+		if(object->work[0] & 0x80) {
+			object->work[0] &= ~0x80;
+			pause = 1;
+			i = (u16)-1;
+		}
+		if(pause) {
+			object->work[0] |= 0x1;
+			object->work[1] = i;
+			omAllPause(1);
+			HuPrcAllPause(1);
+			Hu3DPauseSet(1);
+			HuSprPauseSet(1);
+			HuAudFXPauseAll(1);
+			HuAudSeqPauseAll(1);
+			if(omMgIndexGet(omcurovl) != -1) {
+				MGSeqPauseInit();
+			}
+			HuPadRumbleAllStop();
+		}
+	}
+}
+
+
+void omSysPauseEnable(u8 flag)
+{
+	omSysPauseEnableFlag = flag;
+}
+
+void omSysPauseCtrl(s16 flag)
+{
+	if(!omDBGSysKeyObj) {
+		return;
+	}
+	omDBGSysKeyObj->work[0] &= ~0x180;
+	if(flag) {
+		omDBGSysKeyObj->work[0] |= 0x80;
+	} else {
+		omDBGSysKeyObj->work[0] |= 0x100;
+	}
+}
\ No newline at end of file