How Game Theory Turns Marker Pens Into a Midnight Mind Game! - YouTube
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A Tokyo livestreamer uses marker pens and sushi stickers to reveal how game theory secretly governs every choice we make — and why rationality alone won't save you.
Game TheoryNash EquilibriumDominant StrategyRational Choice Theory

Theory Briefing
- Mina Sato hosts a late-night Tokyo livestream, using marker pens and sushi stickers to make game theory instantly visual and tangible.
- The session breaks down how every decision is a strategic interaction — your best move always depends on what others will do.
- By gamifying everyday objects, Sato exposes how Nash Equilibria and dominant strategies quietly shape choices from boardrooms to dinner tables.