Nintendo 3DS game Soroban - Anzan - Flash Anzan Kanzenban (日本語名：そろばん・暗算・フラッシュ暗算完全版) is an educational game that teaches the basics of Soroban, a type of Japanese abacus. The game is designed to help players learn the fundamentals of Soroban and Anzan, a type of mental arithmetic, by providing a variety of lessons and exercises. It also includes a tutorial mode to help players learn the basics, as well as a practice mode to help players hone their skills. The game also features a variety of mini-games, such as a time attack mode, to help players test their skills. Players can also challenge their friends to a game of Soroban - Anzan - Flash Anzan Kanzenban using the local wireless multiplayer mode. Overall, Soroban - Anzan - Flash Anzan Kanzenban is an educational game that helps players learn the fundamentals of Soroban and Anzan, while also providing a variety of mini-games and challenges to test their skills.