Nounai Aesthe IQ Suppli DS 2: Sukkiri King Ketteisen

Nounai Aesthe IQ Suppli DS 2: Sukkiri King Ketteisen is a Japanese puzzle/brain-training game for the Nintendo DS, a sequel to the original IQ Suppli, focusing on various number and word puzzles to test and improve your brainpower, released by Spike in 2007. Known as a brain game/IQ tester, it's a Japan-exclusive release, featuring various logic and mental exercises for one to four players.