Game ID: ATDE-FFB4EFE0
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Source: Codejunkies

Press UP to Unlock Designs for all Games
94000130 ffbf0000
d5000000 ffffffff
c0000000 00000006
d6000000 0223ccd0
d2000000 00000000

Press UP to Unlock Stamp & Special Color Paint in Chat Room
94000130 ffbf0000
2223ccc4 0000000f
d0000000 00000000

Press X to Unlock All Games in Free Player Area
927fffa8 fbff0000
2223ccea 0000001f
d0000000 00000000

Press Y in Mission Screen to Unlock All Icons, Missions & Music
927fffa8 f7ff0000
021a3c88 3fffffff
0223cccc 3fffffff
0223d4cc 3fffffff
d2000000 00000000
Press Y button while in the mission screen. 
Press SELECT for 10,000 Chips
94000130 000003fb
721a4cbe 00002710
121a4cbe 00002710
d2000000 00000000
94000130 000003fb
721a4cf2 00002710
121a4cf2 00002710
d2000000 00000000

Press SLEECT+DOWN for CPU 1: 0 Chips
94000130 0000037b
821a4d2a 00000000
121a4d2a 00000000
d2000000 00000000
94000130 0000037b
821a4daa 00000000
121a4daa 00000001
d2000000 00000000

Press SLEECT+DOWN for CPU 2: 0 Chips
94000130 0000037b
821a4d96 00000000
121a4d96 00000000
d2000000 00000000
94000130 0000037b
821a4e62 00000000
121a4e62 00000001
d2000000 00000000

Press SLEECT+DOWN for CPU 3: 0 Chips
94000130 0000037b
821a4e02 00000000
121a4e02 00000000
d2000000 00000000
94000130 0000037b
821a4f1a 00000000
121a4f1a 00000001
d2000000 00000000

HEARTS CODES:

Press SELECT for No Penalty Points
94000130 000003fb
221a4cb6 00000000
221a4cba 00000000
d2000000 00000000

MAHJONG CODES:

Press SELECT for Hint Count = 0
94000130 000003fb
221a45ea 00000000
d2000000 00000000

Instant Win
821a45ec 00008fff
221a45ec 00000000
d2000000 00000000

BOWLING CODES

Hold UP & Throw Hard for Easy Strike
94000130 ffbf0000
021a458c 00000af0
022ff614 00000af0
022ff824 00000af0
022ffd4c 00000af0
d2000000 00000000

SODA SHAKE CODES:

Press UP to Pop Soda Instantly
94000130 ffbf0000
021a4374 000038b1
d0000000 00000000

DARTS CODES:

Hold DOWN to Always Hit Triple 20
94000130 ff7f0000
021a457c 00000800
021a4580 0000f000
d2000000 00000000

Press and hold UP for Bull's Eye (for right handed)
94000130 ffbf0000
021a457c 00000080
021a4580 00000080
d2000000 00000000

Press and hold X for Bull's Eye (for left handed)
927fffa8 fbff0000
021a457c 00000080
021a4580 00000080
d2000000 00000000

LUDO CODES:

Always Roll a 6: HOLD UP Until Die Stops
94000130 ffbf0000
021a4605 ffff0006
022fe5d8 ffffc000
022fe5dc ffffc000
022fe5e0 ffffc000
d2000000 00000000