"One-stroke game for Touhou" is a puzzle game that challenges players with its simple yet engaging gameplay. Developed as a secondary creation of the "Touhou Project," this game offers a deep and thought-provoking experience. Players must draw figures with one continuous stroke, following specific rules for each stage. With arrowed, numbered, and red lines to draw, the game provides a variety of challenges to keep players entertained.

Players can enjoy exercising their brains while having fun solving puzzles. The game offers hints and answers for free, making it accessible to all players. With sound by Wingless Seraph and illustrations by 庵田チカ, "One-stroke game for Touhou" combines engaging gameplay with captivating visuals for an immersive gaming experience.