This page contains Dr. Kawashima's Brain Training: How Old Is Your Brain? Easter Eggs for Nintendo DS called "Happy Birthday" and has been posted or updated on Apr 4, 2008 by littlemanyoda. Let us know what you think of this Easter Egg by thumbs voting.
- Developer: Nintendo
- Publisher: Nintendo
- Genre: Miscellaneous Edutainment
- Release Date: Apr 17, 2006
- ESRB: Everyone
Set your DS settings on your birthday and put in Brain Age. When you get to the main menu go to your name and the fat chinese guy will say "Happy Birthday".
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