diff --git a/constants/mobile_constants.asm b/constants/mobile_constants.asm
index dfc4b2cba..95ff56235 100644
--- a/constants/mobile_constants.asm
+++ b/constants/mobile_constants.asm
@@ -68,3 +68,6 @@ DEF MOBILE_BATTLE_ALLOWED_MINUTES EQU 10
 ; + JP Mail struct $2a
 DEF MOBILE_EMAIL_LENGTH EQU $1e
 DEF TRADE_CORNER_REQUEST_LENGTH EQU $8f
+
+DEF EASY_CHAT_MESSAGE_WORD_COUNT EQU 6
+DEF EASY_CHAT_MESSAGE_LENGTH EQU EASY_CHAT_MESSAGE_WORD_COUNT * 2 ; every word uses 2 bytes
diff --git a/engine/events/battle_tower/battle_tower.asm b/engine/events/battle_tower/battle_tower.asm
index 6bdab76c5..020b9dd72 100644
--- a/engine/events/battle_tower/battle_tower.asm
+++ b/engine/events/battle_tower/battle_tower.asm
@@ -147,10 +147,10 @@ Function170139: ; unreferenced
 	dec a
 	jr nz, .CopyLoop
 
-	ld a, BANK(s4_a013)
+	ld a, BANK(sEZChatBeginBattleMessage)
 	call OpenSRAM
-	ld hl, s4_a013
-	ld bc, 36
+	ld hl, sEZChatBattleMessages
+	ld bc, EASY_CHAT_MESSAGE_LENGTH * 3
 	call CopyBytes
 	call CloseSRAM
 
diff --git a/engine/link/mystery_gift.asm b/engine/link/mystery_gift.asm
index 2fa529904..abbc72c1f 100644
--- a/engine/link/mystery_gift.asm
+++ b/engine/link/mystery_gift.asm
@@ -1748,13 +1748,13 @@ StageDataForNameCard:
 	ld a, [sCrystalData + 0]
 	ld [de], a
 	inc de
-	ld a, BANK(s4_a603) ; aka BANK(s4_a007) ; MBC30 bank used by JP Crystal; inaccessible by MBC3
+	ld a, BANK(s4_a603) ; aka BANK(sEZChatMessages) ; MBC30 bank used by JP Crystal; inaccessible by MBC3
 	call OpenSRAM
 	ld hl, s4_a603 ; address of MBC30 bank
 	ld bc, 8
 	call CopyBytes
-	ld hl, s4_a007 ; address of MBC30 bank
-	ld bc, 12
+	ld hl, sEZChatIntroductionMessage ; address of MBC30 bank
+	ld bc, EASY_CHAT_MESSAGE_LENGTH
 	call CopyBytes
 	call CloseSRAM
 	ret
diff --git a/engine/menus/save.asm b/engine/menus/save.asm
index 00076de1b..3df36a70c 100644
--- a/engine/menus/save.asm
+++ b/engine/menus/save.asm
@@ -401,20 +401,28 @@ EraseHallOfFame:
 	call ByteFill
 	jp CloseSRAM
 
-Function14d18: ; unreferenced
-	ld a, BANK(s4_a007) ; MBC30 bank used by JP Crystal; inaccessible by MBC3
+InitDefaultEZChatMsgs: ; unreferenced
+	ld a, BANK(sEZChatMessages) ; MBC30 bank used by JP Crystal; inaccessible by MBC3
 	call OpenSRAM
 	ld hl, .Data
-	ld de, s4_a007
-	ld bc, 4 * 12
+	ld de, sEZChatMessages
+	ld bc, EASY_CHAT_MESSAGE_LENGTH * 4
 	call CopyBytes
 	jp CloseSRAM
 
 .Data:
-	db $0d, $02, $00, $05, $00, $00, $22, $02, $01, $05, $00, $00
-	db $03, $04, $05, $08, $03, $05, $0e, $06, $03, $02, $00, $00
-	db $39, $07, $07, $04, $00, $05, $04, $07, $01, $05, $00, $00
-	db $0f, $05, $14, $07, $05, $05, $11, $0c, $0c, $06, $06, $04
+; introduction
+	db $0d, EZCHAT_GREETINGS,    $00, EZCHAT_EXCLAMATIONS, $00, EZCHAT_POKEMON
+	db $22, EZCHAT_GREETINGS,    $01, EZCHAT_EXCLAMATIONS, $00, EZCHAT_POKEMON
+; begin battle
+	db $03, EZCHAT_BATTLE,       $05, EZCHAT_CONDITIONS,   $03, EZCHAT_EXCLAMATIONS
+	db $0e, EZCHAT_CONVERSATION, $03, EZCHAT_GREETINGS,    $00, EZCHAT_POKEMON
+; win battle
+	db $39, EZCHAT_FEELINGS,     $07, EZCHAT_BATTLE,       $00, EZCHAT_EXCLAMATIONS
+	db $04, EZCHAT_FEELINGS,     $01, EZCHAT_EXCLAMATIONS, $00, EZCHAT_POKEMON
+; lose battle
+	db $0f, EZCHAT_EXCLAMATIONS, $14, EZCHAT_FEELINGS,     $05, EZCHAT_EXCLAMATIONS
+	db $11, EZCHAT_TIME,         $0c, EZCHAT_CONVERSATION, $06, EZCHAT_BATTLE
 
 EraseBattleTowerStatus:
 	ld a, BANK(sBattleTowerChallengeState)
diff --git a/mobile/fixed_words.asm b/mobile/fixed_words.asm
index b60b2592a..a347555d3 100644
--- a/mobile/fixed_words.asm
+++ b/mobile/fixed_words.asm
@@ -339,9 +339,9 @@ Function11c1b9:
 
 Function11c254:
 	push af
-	ld a, BANK(s4_a007)
+	ld a, BANK(sEZChatMessages)
 	call OpenSRAM
-	ld hl, s4_a007
+	ld hl, sEZChatMessages
 	pop af
 	sla a
 	sla a
@@ -352,7 +352,7 @@ Function11c254:
 	ld b, 0
 	add hl, bc
 	ld de, wcd36
-	ld bc, 12
+	ld bc, EASY_CHAT_MESSAGE_LENGTH
 	call CopyBytes
 	call CloseSRAM
 	ret
@@ -1762,9 +1762,9 @@ Function11cb66:
 	ld a, [hl]
 	and a
 	jr nz, .asm_11cbd4
-	ld a, BANK(s4_a007)
+	ld a, BANK(sEZChatMessages)
 	call OpenSRAM
-	ld hl, s4_a007
+	ld hl, sEZChatMessages
 	ld a, [wMenuCursorY]
 	dec a
 	sla a
@@ -1776,7 +1776,7 @@ Function11cb66:
 	ld b, 0
 	add hl, bc
 	ld de, wcd36
-	ld c, 12
+	ld c, EASY_CHAT_MESSAGE_LENGTH
 .asm_11cba2
 	ld a, [de]
 	ld [hli], a
diff --git a/mobile/mobile_40.asm b/mobile/mobile_40.asm
index ce83fc0d2..2371fc9be 100644
--- a/mobile/mobile_40.asm
+++ b/mobile/mobile_40.asm
@@ -2423,14 +2423,14 @@ Unknown_100feb:
 	db -1 ; end
 
 Unknown_100ff3:
-	macro_100fc0 wdc41,                1
-	macro_100fc0 wPlayerName,          NAME_LENGTH
-	macro_100fc0 wPlayerName,          NAME_LENGTH
-	macro_100fc0 wPlayerID,            2
-	macro_100fc0 wSecretID,            2
-	macro_100fc0 wPlayerGender,        1
-	macro_100fc0 s4_a603,              8
-	macro_100fc0 s4_a007,              PARTYMON_STRUCT_LENGTH
+	macro_100fc0 wdc41,           1
+	macro_100fc0 wPlayerName,     NAME_LENGTH
+	macro_100fc0 wPlayerName,     NAME_LENGTH
+	macro_100fc0 wPlayerID,       2
+	macro_100fc0 wSecretID,       2
+	macro_100fc0 wPlayerGender,   1
+	macro_100fc0 s4_a603,         8
+	macro_100fc0 sEZChatMessages, EASY_CHAT_MESSAGE_LENGTH * 4
 	db -1 ; end
 
 Unknown_10102c:
diff --git a/ram/sram.asm b/ram/sram.asm
index 12dfd895e..2621f2ebf 100644
--- a/ram/sram.asm
+++ b/ram/sram.asm
@@ -201,11 +201,12 @@ SECTION "SRAM Mobile 1", SRAM
 
 	ds $7
 
-s4_a007:: ; struct size $30
-
-	ds $c
-
-s4_a013:: ds 36
+sEZChatMessages::
+sEZChatIntroductionMessage:: ds EASY_CHAT_MESSAGE_LENGTH
+sEZChatBattleMessages::
+sEZChatBeginBattleMessage::  ds EASY_CHAT_MESSAGE_LENGTH
+sEZChatWinBattleMessage::    ds EASY_CHAT_MESSAGE_LENGTH
+sEZChatLoseBattleMessage::   ds EASY_CHAT_MESSAGE_LENGTH
 
 s4_a037:: ds 4