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Yamagata Imoni Festival
🍜 Food Seasonal event Seasonal

Yamagata Imoni Festival

📍 Yamagata, Yamagata

A whole city gathers on a riverbed each September to share a single pot of taro-and-beef stew — a SIX-metre cauldron stirred by a construction crane, cooking 30,000 bowls of 'imoni' for everyone who shows up.

Yamagata’s autumn comfort food is imoni — a hearty stew of taro, beef, konnyaku, and green onion in a sweet-soy broth — and every September the whole region celebrates it in the most over-the-top way imaginable.

Why It’s Interesting

At the Nihon-ichi no Imoni-kai (“Japan’s No.1 Imoni Gathering”), a single colossal cauldron — roughly six metres across — is set up on the Mamigasaki riverbed, filled with tonnes of ingredients, and stirred not by ladles but by a construction crane fitted with a giant scoop. Over the day it cooks around 30,000 bowls of stew, ladled out to the crowds who pour in from across the city to share one enormous communal meal. It’s part festival, part civic record-attempt, part outdoor potluck — and gloriously, quintessentially Cinnamon Land.

Best Time to Visit

A Sunday in mid-September (usually the third Sunday) — a little after a peak-summer trip, but worth knowing about. Go early, before the bowls run out.

Getting There

The Mamigasaki riverbed is a walk or short bus from Yamagata Station; come by transit, as the area is mobbed.

🐿️ Cinnamon was here

Field report

Every September, Yamagata cooks one pot of stew for thirty thousand people. This is not an exaggeration; it is a SPECIFICATION: a six-metre cauldron on a riverbed, stirred by a construction crane with a dedicated, sanctified bucket, cooking tons of taro, beef, and konnyaku into imoni — the soul dish of Yamagata autumn.

I queued (bowl rental: adorable; my portion: a thimble, by arrangement) and watched the crane operator work the giant ladle with the precision of a tea master. The riverbank becomes one enormous shared table; strangers compare seasoning opinions like family; the steam column is visible from the bridge.

First Sunday of September-ish, Mamigasaki riverbed. Arrive early — the pot is huge but so is the province's appetite. One pot, one town, one crane: community, at engineering scale.

— Cinnamon 🐿️

📸 Cinnamon's camera roll

Snapshots from our very good boy on the road.

Bowl held up like baby Simba as the construction crane worked the six-metre cauldron's ladle with the precision of a tea master. My portion: a thimble, by arrangement.
The riverbank as one enormous shared table, strangers comparing seasoning opinions like family. Mon-chan's bowl was regulation size. He is not regulation size. He managed.
A giant cooking pot of taro stew stirred by a construction crane in a riverbed
A six-metre pot of imoni stew stirred by a CRANE. Thirty thousand bowls served.
Mon-chan and Cinnamon the squirrel holding bowls of imoni stew by a giant pot
A stew pot stirred by a crane. Bigger than me, but delicious, so I forgave it.

Where it is

Nearby discoveries

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