"Brain Age: Train Your Brain in Minutes a Day" Nintendo DS Includes box, instruction manual, and game cartridge. Functionality confirmed (as of 2025/1/24) *Please note that we do not guarantee functionality after arrival. Used, but in relatively good condition (in my personal opinion). Please comment if you would like more details. Please be sure to confirm any concerns beforehand before purchasing. Retro game Nintendo Exam preparation Study Professor Ryuta Kawashima Brain training game supervised by For all ages"