Play Dr Kawashima's Brain Training: How Old is Your Brain online in your browser and enjoy with Emulator Games Online! Dr Kawashima's Brain Training: How Old is Your Brain is NDS game USA region version that you can play free on our site. This game has puzzle, trivia genres for Nintendo DS console and is one of a series of trivia games. If you love trivia games you can also find other games on our site with Retro Games. Below you will find control for the emulator to play Dr Kawashima's Brain Training: How Old is Your Brain.