Dr. Kawashima's Devilish Brain Training: Can You Stay Focused?

Dr. Kawashima's Devilish Brain Training: Can You Stay Focused?, is an educational puzzle video game developed and published by Nintendo. It is the fourth major entry in the Brain Age series and the first made specifically for the Nintendo 3DS. Dr. Kawashima presents the game's purpose as being to counter prevalent subpar concentration skills onset by social media and other aspects of modern life.

Brain Age: Concentration Training features a selection of activities and minigames that are designed to stimulate and improve the player's concentration and working memory interspersed with brief lectures by Dr. Kawashima. Improvements to mental strength supposedly happen as the player advances to levels of higher challenge reflective of the player's current concentration subskill.
Amidst training activities, Dr. Kawashima mentors the player.