Komeiji Satori no Jousou Kyouiku

The story is that Byakuren Hijiri has Koishi Komeiji, Rin Kaenbyou and Utsuho Reiuji dancing, presumably to brainwash them. Satori, rather suspicious, makes them turn away by treating them to sweets via mental education.

A doujin action puzzle game by Twilight Frontier based on the Touhou Project series.