At Festivals in Japan, you can find a huge variety of Food Vendors. Fukuoka-based Youtuber, Micaela introduces what to eat at Food Vendors. They are a little bit different from food of restaurants.
Ika-yaki (grilled Squid)
Hashi-Maki (Rolled Pancake with Chopstick)
Fruit-AME (candied fruit)
Niku-Maki Onigiri (Rice Ball covered with meat)
Yaki-Tori (skewered chicken)
Umegae-Mochi (Crispy MOCHI Rice Cake with Red Bean)