diff --git a/config/rel_slices.yml b/config/rel_slices.yml
index b729034e..c4ce9410 100644
--- a/config/rel_slices.yml
+++ b/config/rel_slices.yml
@@ -7,6 +7,11 @@ evw_anime.c:
     .text: [0x80372C8C, 0x803736D0]
     .rodata: [0x806412A8, 0x806412C0]
     .data: [0x8064D580, 0x8064D598]
+m_all_grow.c:
+    .text: [0x803736D0, 0x803742B8]
+    .rodata: [0x806412C0, 0x806412E8]
+    .data: [0x8064D598, 0x8064D600]
+    .bss: [0x8125A7C8, 0x8125A7E8]
 m_actor_dlftbls.c:
     .text: [0x8037619C, 0x803761BC]
     .data: [0x8064D628, 0x8064F4E8]
diff --git a/include/m_all_grow.h b/include/m_all_grow.h
index a34045ad..e464d40b 100644
--- a/include/m_all_grow.h
+++ b/include/m_all_grow.h
@@ -2,7 +2,9 @@
 #define M_ALL_GROW_H
 
 #include "types.h"
+#include "m_all_grow_ovl.h"
 #include "m_field_info.h"
+#include "m_time.h"
 #include "libu64/gfxprint.h"
 
 #ifdef __cplusplus
@@ -12,9 +14,36 @@ extern "C" {
 #define mAGrw_DUMP_WIDTH 4
 #define mAGrw_DUMP_HEIGHT 4
 
-extern void mAGrw_SearchDump(mFI_unit_c* dump_info);
+enum {
+  mAGrw_XMAS_PROC_CLEAR,
+  mAGrw_XMAS_PROC_SET,
+
+  mAGrw_XMAS_PROC_NUM
+};
+
+enum {
+  mAGrw_FRUIT_APPLE,
+  mAGrw_FRUIT_CHERRY,
+  mAGrw_FRUIT_PEAR,
+  mAGrw_FRUIT_PEACH,
+  mAGrw_FRUIT_ORANGE,
+
+  mAGrw_FRUIT_NUM
+};
+
+#define mAGrw_XMAS_LIGHTS_MAX_BLOCK 3
+#define mAGrw_CEDAR_BLOCK_Z_MIN 0
+#define mAGrw_CEDAR_BLOCK_Z_MAX 3 // [min, max)
 
 extern void mAGrw_PrintFossilHaniwa_debug(gfxprint_t* gfxprint);
+extern int mAGrw_CheckKabuPeddler();
+extern void mAGrw_OrderSetHaniwa();
+extern void mAGrw_ChangeItemBlock(mActor_name_t* block_items, mActor_name_t new_item, mActor_name_t target_item, u8 possible_num);
+extern void mAGrw_SetXmasTree();
+extern void mAGrw_RenewalFgItem(lbRTC_time_c* time);
+extern void mAGrw_ChangeTree2FruitTree();
+extern void mAGrw_ChangeTree2Cedar();
+extern void mAGrw_ChangeCedar2Tree();
 
 #ifdef __cplusplus
 }
diff --git a/include/m_all_grow_ovl.h b/include/m_all_grow_ovl.h
new file mode 100644
index 00000000..f898695c
--- /dev/null
+++ b/include/m_all_grow_ovl.h
@@ -0,0 +1,22 @@
+#ifndef M_ALL_GROW_OVL_H
+#define M_ALL_GROW_OVL_H
+
+#include "types.h"
+#include "m_time.h"
+#include "m_field_info.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define mAGrw_FOSSIL_NUM 5
+#define mAGrw_HANIWA_NUM 3
+
+extern void mAGrw_RenewalFgItem_ovl(lbRTC_time_c* time, int* haniwa_scheduled);
+extern void mAGrw_SearchDump(mFI_unit_c* dump_info);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/include/m_collision_bg.h b/include/m_collision_bg.h
index 3f39f4af..a947f327 100644
--- a/include/m_collision_bg.h
+++ b/include/m_collision_bg.h
@@ -103,6 +103,7 @@ 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 int mCoBG_Height2GetLayer(f32 height);
 extern void mCoBG_SetPlussOffset(xyz_t wpos, s16 offset, s16 new_attrib);
+extern int mCoBG_GetLayer(const xyz_t* wpos); 
 
 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_common_data.h b/include/m_common_data.h
index 96f1af9d..f536adb3 100644
--- a/include/m_common_data.h
+++ b/include/m_common_data.h
@@ -252,6 +252,9 @@ extern common_data_t common_data;
 #define Save_GetPointer(name) (Common_GetPointer(save.save.name))
 #define Save_Set(name, value) (Common_Set(save.save.name, value))
 
+/* Useful for returning fg item data as a pointer to mActor_name_t */
+#define Save_GetFG() Save_Get(fg[0][0].items[0])
+
 extern void common_data_reinit();
 extern void common_data_init();
 extern void common_data_clear();
diff --git a/include/m_field_info.h b/include/m_field_info.h
index 6cf8c931..53d70032 100644
--- a/include/m_field_info.h
+++ b/include/m_field_info.h
@@ -146,6 +146,8 @@ extern mActor_name_t* mFI_GetUnitFG(xyz_t wpos);
 extern void mFI_Wpos2DepositOFF(xyz_t wpos);
 extern mActor_name_t mFI_GetOtherFruit();
 extern int mFI_Wpos2UtNum_inBlock(int* ut_x, int* ut_z, xyz_t wpos);
+extern int mFI_GetItemNumInBlock(mActor_name_t item_no, mActor_name_t* block_items);
+extern int mFI_BkNum2WposXZ(f32* wpos_x, f32* wpos_z, int block_x, int block_z);
 
 extern void mFI_PrintNowBGNum(gfxprint_t* gfxprint);
 extern void mFI_PrintFgAttr(gfxprint_t* gfxprint);
diff --git a/include/m_name_table.h b/include/m_name_table.h
index 332e1f92..e32325b6 100644
--- a/include/m_name_table.h
+++ b/include/m_name_table.h
@@ -112,6 +112,8 @@ extern int mNT_check_unknown(mActor_name_t item_no);
 
 #define IS_ITEM_GRASS(item) ((item) >= GRASS_A && (item) <= GRASS_C) /* aka IS_ITEM_WEED */
 
+#define IS_ITEM_HANIWA(item) ((item) >= HANIWA_START && (item) <= HANIWA_END)
+
 #define BG_CATEGORY 0
 #define ENV_CATEGORY 8
 
@@ -334,6 +336,10 @@ extern int mNT_check_unknown(mActor_name_t item_no);
 #define FTR_DRACAENA_NORTH 0x13B2
 #define FTR_DRACAENA_WEST 0x13B3
 
+#define HANIWA_START 0x15B0
+//
+#define HANIWA_END 0x17AB
+
 #define FTR_CLOTH_MANNIQUIN000_SOUTH 0x17AC
 
 #define FTR_REDALOHASHIRT 0x1814
diff --git a/include/zurumode.h b/include/zurumode.h
index 0ddddbbc..4b7f2605 100644
--- a/include/zurumode.h
+++ b/include/zurumode.h
@@ -45,6 +45,9 @@ enum zurumode_stage {
   ZURUMODE_STAGE_FINAL_e = ZURUMODE_STAGE_11_e
 };
 
+#define ZURUMODE_ENABLED() (zurumode_flag >= 1)
+#define ZURUMODE2_ENALBED() (zurumode_flag >= 2)
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/rel/m_all_grow.c b/rel/m_all_grow.c
new file mode 100644
index 00000000..aec33a24
--- /dev/null
+++ b/rel/m_all_grow.c
@@ -0,0 +1,403 @@
+#include "m_all_grow.h"
+
+#include "libultra/libultra.h"
+#include "m_field_info.h"
+#include "m_field_make.h"
+#include "m_name_table.h"
+#include "libu64/gfxprint.h"
+#include "m_time.h"
+#include "m_collision_bg.h"
+#include "zurumode.h"
+#include "m_common_data.h"
+
+static mActor_name_t l_tree_max_table[mAGrw_FRUIT_NUM] = {
+  TREE_APPLE_FRUIT,
+  TREE_CHERRY_FRUIT,
+  TREE_PEAR_FRUIT,
+  TREE_PEACH_FRUIT,
+  TREE_ORANGE_FRUIT
+};
+
+typedef struct {
+  u8 block_x;
+  u8 block_z;
+} mAGrw_block_c;
+
+static int l_fossil_num_debug;
+static int l_haniwa_num_debug;
+
+static mAGrw_block_c l_fossil_block[mAGrw_FOSSIL_NUM];
+static mAGrw_block_c l_haniwa_block[mAGrw_HANIWA_NUM];
+
+#pragma pool_data on
+static void mAGrw_ClearDebugData() {
+  l_fossil_num_debug = 0;
+  l_haniwa_num_debug = 0;
+
+  bzero(l_fossil_block, mAGrw_FOSSIL_NUM * sizeof(mAGrw_block_c));
+  bzero(l_haniwa_block, mAGrw_HANIWA_NUM * sizeof(mAGrw_block_c));
+}
+#pragma pool_data reset
+
+static int mAGrw_CheckRegistedData_debug(mAGrw_block_c* block_info, int num, int block_x, int block_z) {
+  int res = FALSE;
+  int i;
+
+  for (i = 0; i < num; i++) {
+    if (block_info->block_x == block_x && block_info->block_z == block_z) {
+      res = TRUE;
+    }
+    
+    block_info++;
+  }
+
+  return res;
+}
+
+static void mAGrw_SetBlockData_debug(mAGrw_block_c* block_info, int num, int block_x, int block_z) {
+  if (mAGrw_CheckRegistedData_debug(block_info, num, block_x, block_z) == FALSE) {
+    int i;
+
+    for (i = 0; i < num; i++) {
+      if (block_info->block_x == 0 && block_info->block_z == 0) {
+        block_info->block_x = block_x;
+        block_info->block_z = block_z;
+        break;
+      }
+    
+      block_info++;
+    }
+  }
+}
+
+static void mAGrw_SetDebugDataBlock(mActor_name_t* fg_items, u16* deposit, mAGrw_block_c* fossil_block_info, int fossil_max, int* fossil_num, mAGrw_block_c* haniwa_block_info, int haniwa_max, int* haniwa_num, int block_x, int block_z) {
+  int ut_z;
+  for (ut_z = 0; ut_z < UT_Z_NUM; ut_z++) {
+    int ut_x;
+    for (ut_x = 0; ut_x < UT_X_NUM; ut_x++) {
+      if (mFI_GetLineDeposit(deposit, ut_x) == TRUE) {
+        mActor_name_t item = *fg_items;
+        if (item == ITM_FOSSIL) {
+          mAGrw_SetBlockData_debug(fossil_block_info, fossil_max, block_x, block_z);
+          (*fossil_num)++;
+        }
+        else if (IS_ITEM_HANIWA(item)) {
+          mAGrw_SetBlockData_debug(haniwa_block_info, haniwa_max, block_x, block_z);
+          (*haniwa_num)++;
+        }
+      }
+
+      fg_items++;
+    }
+
+    deposit++;
+  }
+}
+
+#pragma pool_data on
+static void mAGrw_SetDebugData() {
+  mFM_fg_c* fg_items = Save_Get(fg[0]);
+  u16* deposit = Save_Get(deposit[0]);
+  int block_z;
+
+  mAGrw_ClearDebugData();
+
+  for (block_z = 0; block_z < FG_BLOCK_Z_NUM; block_z++) {
+    int block_x;
+    for (block_x = 0; block_x < FG_BLOCK_X_NUM; block_x++) {
+      mAGrw_SetDebugDataBlock(fg_items[0].items[0], deposit, l_fossil_block, mAGrw_FOSSIL_NUM, &l_fossil_num_debug, l_haniwa_block, mAGrw_HANIWA_NUM, &l_haniwa_num_debug, block_x + 1, block_z + 1);
+      fg_items++;
+      deposit += UT_Z_NUM;
+    }
+  }
+}
+#pragma pool_data reset
+
+#pragma pool_data on
+extern void mAGrw_PrintFossilHaniwa_debug(gfxprint_t* gfxprint) {
+  gfxprint_color(gfxprint, 240, 50, 50, 255);
+  gfxprint_locate8x8(gfxprint, 3, 17);
+
+  gfxprint_printf(
+    gfxprint, "%4d %1d%1d %1d%1d %1d%1d %1d%1d ",
+    l_fossil_num_debug,
+    l_fossil_block[0].block_x, l_fossil_block[0].block_z,
+    l_fossil_block[1].block_x, l_fossil_block[1].block_z,
+    l_fossil_block[2].block_x, l_fossil_block[2].block_z,
+    l_fossil_block[3].block_x, l_fossil_block[3].block_z
+  );
+
+  gfxprint_locate8x8(gfxprint, 20, 17);
+  
+  gfxprint_printf(
+    gfxprint, "%1d%1d %4d %1d%1d %1d%1d %1d%1d",
+    l_fossil_block[4].block_x, l_fossil_block[4].block_z,
+    l_haniwa_num_debug,
+    l_haniwa_block[0].block_x, l_haniwa_block[0].block_z,
+    l_haniwa_block[1].block_x, l_haniwa_block[1].block_z,
+    l_haniwa_block[2].block_x, l_haniwa_block[2].block_z
+  );
+}
+#pragma pool_data reset
+
+extern int mAGrw_CheckKabuPeddler() {
+  lbRTC_time_c peddler_spawn_time;
+  lbRTC_time_c* rtc_time = Common_GetPointer(time.rtc_time);
+  lbRTC_time_c* renew_time = Save_GetPointer(all_grow_renew_time);
+  int res = FALSE;
+  
+  if (rtc_time->weekday == lbRTC_SUNDAY) {
+
+    lbRTC_TimeCopy(&peddler_spawn_time, rtc_time);
+    peddler_spawn_time.hour = 6;
+    peddler_spawn_time.min = 0;
+    peddler_spawn_time.sec = 0;
+
+    if (lbRTC_IsOverTime(&peddler_spawn_time, renew_time) == lbRTC_OVER ||
+        mTM_AreTimesEqual(&mTM_rtcTime_clear_code, renew_time) == TRUE
+    ) {
+      res = TRUE;
+    }
+  }
+
+  return res;
+}
+
+extern void mAGrw_OrderSetHaniwa() {
+  Save_Set(haniwa_scheduled, TRUE);
+}
+
+extern void mAGrw_ChangeItemBlock(mActor_name_t* block_items, mActor_name_t new_item, mActor_name_t target_item, u8 possible_num) {
+  int selected = RANDOM(possible_num);
+  int i;
+
+  for (i = 0; i < UT_TOTAL_NUM; i++) {
+    if (*block_items == target_item) {
+      if (selected <= 0) {
+        *block_items = new_item;
+        return;
+      }
+
+      selected--;
+    }
+
+    block_items++;
+  }
+}
+
+static void mAGrw_ChangeItemBlock2(mActor_name_t* block_items, mActor_name_t new_item0, mActor_name_t new_item1, mActor_name_t target_item0, mActor_name_t target_item1, u8 possible_num) {
+  int selected = RANDOM(possible_num);
+  int i;
+
+  for (i = 0; i < UT_TOTAL_NUM; i++) {
+    if (*block_items == target_item0 || *block_items == target_item1) {
+      if (selected <= 0) {
+        if (*block_items == target_item0) {
+          *block_items = new_item0;
+        }
+        else {
+          *block_items = new_item1;
+        }
+
+        return;
+      }
+
+      selected--;
+    }
+
+    block_items++;
+  }
+}
+
+static int mAGrw_CheckPutXmasTree(lbRTC_time_c* time) {
+  int res = mAGrw_XMAS_PROC_CLEAR;
+
+  if (time->month == lbRTC_DECEMBER && time->day >= 10 && time->day <= 25) {
+    res = mAGrw_XMAS_PROC_SET;
+  }
+
+  return res;
+}
+
+static void mAGrw_SetXmasTreeBlock(mActor_name_t* block_items) {
+  u8 exist_num = 0;
+  u8 possible_num = 0;
+  int i;
+
+  for (i = 0; i < UT_TOTAL_NUM; i++) {
+    if (*block_items == TREE || *block_items == CEDAR_TREE) {
+      possible_num++;
+    }
+    else if (*block_items == TREE_LIGHTS || *block_items == CEDAR_TREE_LIGHTS) {
+      exist_num++;
+    }
+
+    block_items++;
+  }
+
+  if (possible_num != 0) {
+    int spawn_num = mAGrw_XMAS_LIGHTS_MAX_BLOCK - exist_num;
+
+    if (spawn_num > 0) {
+      if (possible_num < spawn_num) {
+        spawn_num = possible_num;
+      }
+
+      for (i = 0; i < spawn_num; i++) {
+        mAGrw_ChangeItemBlock2(block_items - UT_TOTAL_NUM, TREE_LIGHTS, CEDAR_TREE_LIGHTS, TREE, CEDAR_TREE, possible_num);
+        possible_num--;
+      }
+    }
+  }
+}
+
+static void mAGrw_ClearXmasTreeBlock(mActor_name_t* block_items) {
+  int i;
+
+  for (i = 0; i < UT_TOTAL_NUM; i++) {
+    if (*block_items == TREE_LIGHTS) {
+      *block_items = TREE;
+    }
+    else if (*block_items == CEDAR_TREE_LIGHTS) {
+      *block_items = CEDAR_TREE;
+    }
+
+    block_items++;
+  }
+}
+
+static void mAGrw_XmasTreeField(int type) {
+  static void (*xmas_proc[mAGrw_XMAS_PROC_NUM])(mActor_name_t*) = { &mAGrw_ClearXmasTreeBlock, &mAGrw_SetXmasTreeBlock };
+
+  mFM_fg_c* block = Save_Get(fg[0]);
+  int i;
+
+  for (i = 0; i < FG_BLOCK_TOTAL_NUM; i++) {
+    (*xmas_proc[type])(block[0].items[0]);
+    block++;
+  }
+}
+
+extern void mAGrw_SetXmasTree() {
+  if (Save_Get(scene_no) == SCENE_FG) {
+    int type = mAGrw_CheckPutXmasTree(Common_GetPointer(time.rtc_time));
+    mAGrw_XmasTreeField(type);
+  }
+}
+
+extern void mAGrw_RenewalFgItem(lbRTC_time_c* time) {
+  if (Save_Get(scene_no) == SCENE_FG) {
+    int haniwa_scheduled = Save_Get(haniwa_scheduled);
+
+    mAGrw_RenewalFgItem_ovl(time, &haniwa_scheduled);
+    Save_Set(haniwa_scheduled, haniwa_scheduled);
+
+    if (ZURUMODE2_ENALBED()) {
+      mAGrw_SetDebugData();
+    }
+  }
+}
+
+static void mAGrw_ChangeTree2OtherBlock(mActor_name_t* block_items, mActor_name_t other, mActor_name_t tree, int change_num) {
+  u8 count = mFI_GetItemNumInBlock(tree, block_items);
+
+  while (change_num > 0 && count != 0) {
+    mAGrw_ChangeItemBlock(block_items, other, tree, count);
+    count--;
+    change_num--;
+  }
+}
+
+static void mAGrw_ChangeTree2FruitTreeBlock(mActor_name_t* block_items, mActor_name_t fruit_tree) {
+  mAGrw_ChangeTree2OtherBlock(block_items, fruit_tree, TREE, 1);
+}
+
+static void mAGrw_ChangeTree2FruitTreeLine(mFM_fg_c* fg_blocks, mActor_name_t fruit_tree) {
+  int block0 = RANDOM(FG_BLOCK_X_NUM);
+  int block1 = RANDOM(FG_BLOCK_X_NUM - 1);
+
+  if (block1 == block0) {
+    block1++;
+  }
+
+  mAGrw_ChangeTree2FruitTreeBlock(fg_blocks[block0].items[0], fruit_tree);
+  mAGrw_ChangeTree2FruitTreeBlock(fg_blocks[block1].items[0], fruit_tree);
+}
+
+extern void mAGrw_ChangeTree2FruitTree() {
+  int fruit = Save_Get(fruit) - ITM_FOOD_START;
+  mActor_name_t fruit_tree;
+  int block_z;
+  
+  if (fruit < mAGrw_FRUIT_APPLE || fruit >= mAGrw_FRUIT_NUM) {
+    fruit = mAGrw_FRUIT_APPLE;
+  }
+
+  fruit_tree = l_tree_max_table[fruit];
+  for (block_z = 0; block_z < FG_BLOCK_Z_NUM; block_z++) {
+    mAGrw_ChangeTree2FruitTreeLine(Save_Get(fg[block_z]), fruit_tree);
+  }
+}
+
+extern void mAGrw_ChangeTree2Cedar() {
+  static int cedar_max_table[(mAGrw_CEDAR_BLOCK_Z_MAX + 1) - mAGrw_CEDAR_BLOCK_Z_MIN] = {
+    6, // A
+    4, // B
+    2, // C
+    0  // D
+  };
+  
+  mFM_fg_c* fg_block = Save_Get(fg[0]);
+  int block_z;
+  int block_x;
+
+  for (block_z = mAGrw_CEDAR_BLOCK_Z_MIN; block_z < mAGrw_CEDAR_BLOCK_Z_MAX; block_z++) {
+    for (block_x = 0; block_x < FG_BLOCK_X_NUM; block_x++) {
+      mAGrw_ChangeTree2OtherBlock(fg_block[0].items[0], CEDAR_TREE, TREE, cedar_max_table[block_z]);
+      fg_block++;
+    }
+  }
+}
+
+extern void mAGrw_ChangeCedar2Tree() {
+  mFM_fg_c* fg_block = Save_Get(fg[1]);
+  xyz_t wpos = { 0.0f, 0.0f, 0.0f };
+  mActor_name_t* items;
+  int block_z;
+  int block_x;
+
+  for (block_z = 0; block_z < mAGrw_CEDAR_BLOCK_Z_MAX - 1; block_z++) {
+    for (block_x = 0; block_x < FG_BLOCK_X_NUM; block_x++) {
+      xyz_t centered_wpos;
+      
+      mFI_BkNum2WposXZ(&wpos.x, &wpos.z, block_x + 1, block_z + 2);
+      items = fg_block->items[0];
+
+      wpos.x += mFI_UT_WORLDSIZE_X_F / 2.0f;
+      wpos.z += mFI_UT_WORLDSIZE_Z_F / 2.0f;
+      centered_wpos = wpos;
+
+      if (fg_block != NULL) {
+        int ut_x;
+        int ut_z;
+        
+        /* Iterate through all units in the acre */
+        for (ut_z = 0; ut_z < UT_Z_NUM; ut_z++) {
+          centered_wpos.x = wpos.x;
+          for (ut_x = 0; ut_x < UT_X_NUM; ut_x++) {
+            if (*items == CEDAR_TREE && mCoBG_GetLayer(&centered_wpos) == mCoBG_LAYER0) {
+              *items = TREE;
+            }
+
+            centered_wpos.x += mFI_UT_WORLDSIZE_X_F;
+            items++;
+          }
+
+          centered_wpos.z += mFI_UT_WORLDSIZE_Z_F;
+        }
+      }
+
+      fg_block++;
+    }
+  }
+}