The motivational "stamp system"—where you earn daily stamps for consistent training—received a new set of collectible stamps. Additionally, the user interface for the "Brain Age Check" was streamlined, reducing loading times between the warm-up exercises and the final score.
The game is based on the research of at Tohoku University. It employs a variety of playstyles:
: Many exercises require holding the console vertically and using the official Nintendo stylus or a finger to write answers.
: Added hand-shape recognition tips for exercises like Rock, Paper, Scissors Test , Finger Calculations , and Finger Drills to ensure better detection by the Joy-Con's IR Motion Camera.
For North American players, the 2021 NSP update was the only way to experience the Sudoku expansion without creating a European eShop account. For archivists, it represents a completed game—abandoned by Nintendo but perfected by its own patch cycle.
: A new competitive mode added to Daily Training that allows you to face off against players globally.
Whether you are a preservationist building a complete Switch ROM set or a homebrew user unlocking regional content, seek out version . That is the final, canonical build—the last time Dr. Kawashima ever spoke to Switch owners before moving on to new puzzles.