Dejiko no Mahjong Party

Dejiko no Mahjong Party
Developer: Studio Saizensen Publisher: King Records Platforms: Game Boy Color Released in JP: December 8, 2000 This game has hidden development-related text. This game has a hidden sound test.

You can't have a party without mahjong!

Sound Test

Game Genie code 091-D3F-F72 will start the game in a sound test.

Development Related Text

Located at 0x144000 is development text also implying that debugging features existed at one point.

CHR01
CHR02
CHR03
CHR04
CHR15
CHR16
CHR17
CHR_SET
PLC01
PLC02
PLC03
PLC04
PLC05
PUT_CHR
TN_CHR
TN_CNT
INIT
STARS
TN_LOSE2
TN_MAN
TN_SPLAY
PRTCHR
PRT_BG
TN_JUDGET
TN_PARTST
YAKU_CHKT
SHOWITEMU
TN_LOSE
DEBUG
ENDING
FREE
GAMEOVER
GET_P
LUCKSYS
MJ_HELP
SERIAL
TIME
CARD
CARDCHK
DEBUG_SW
TN_CHR
TN_DEBUG
TN_TRC
WORD
APOSTLE
BEGINNER
BG_01
BG_02
BG_03
BG_04
BG_05
BG_06
BG_07
BG_08
BG_09
BG_10
ITEM
TN_PRO
GETITEM
GETITEM2
GET_TRC
OMAKE
TN_OPEN

PRTCHR

is found at 0x14802D, 0x148098 amongst 970 other places in the ROM.

In addition, prompts for a debug menu can be seen in Shift-JIS format at 1581F4.

(Source: nensondubois)