- Who
- Executive Committee of the Isesaki Monja Festival
- What
- 277 people
- Where
- Japan (Isesaki)
- When
The most people cooking teppanyaki simultaneously is 277 and was achieved by Executive Committee of the Isesaki Monja Festival (Japan) in Isesaki, Gunma, Japan, on 6 October 2019.
The participants cooked Isesaki monja on their own iron griddle, or teppan.