Home/Yamagata/Yamagata City/Yamagata Imoni — Autumn Taro and Beef Stew Festival

Yamagata Imoni — Autumn Taro and Beef Stew Festival

Published: Jul 22, 2026
Updated: Jul 22, 2026
imonitaro stewautumnoutdoor cookinglocal tradition
Yamagata Imoni — Autumn Taro and Beef Stew Festival

Imoni (芋煮) is Yamagata's signature autumn comfort food — a hot pot stew made with taro root (satoimo), beef, konjac, green onions, and soy-based broth, traditionally cooked outdoors over firewood beside rivers during the autumn harvest season. Imoni culture is deeply embedded in Yamagata: in September and October, families, friends, and coworkers gather at riverside parks for 'imoni-kai' (芋煮会, imoni parties), bringing large pots, ingredients, and camping gear to cook and eat communal stew outdoors. The annual Nihon-ichi Imoni Festival (日本一芋煮会, 'Japan's #1 Imoni Festival') in mid-September cooks 30,000 servings of imoni in a massive 6-meter diameter pot, using 3 tons of taro and 1.2 tons of beef, stirred with a construction excavator. The stew is served free to attendees, creating a surreal spectacle of industrial-scale comfort food. Beyond the festival, imoni appears on restaurant menus throughout Yamagata in autumn, often served in nabemono (hot pot) style at the table. The dish embodies Yamagata's agricultural abundance — local taro, Yamagata beef, and river water.

Essential Information

Opening Hours

Nihon-ichi Imoni Festival: 10:00–14:00 (serving from 11:00) | Restaurants: typically 11:00–22:00

Closed: Festival: held once annually in mid-September | Restaurants: vary by establishment

Entrance Fee

Festival admission: free; imoni bowl ¥300 | Restaurant imoni: ¥800–1,500 per person

Best Season

September–November (imoni season); peak experience mid-September during the Nihon-ichi Imoni Festival

Visit Duration

2–3 hours at the festival (including queue time); 1–1.5 hours for restaurant meal

Getting There

Access Information

Imoni season: September-November. Nihon-ichi Imoni Festival: mid-September (check yamagata-imoni.jp for exact date), held at Mamigasaki Riverbank, Yamagata City. Free admission, imoni serving ¥300/bowl. Restaurant imoni: available at izakaya and hot pot restaurants throughout Yamagata City, ¥800-1,500/person. Typical serving is communal pot for 2+ people.

Insider Guide

Premium
**Imoni festival logistics:** The giant pot cooking starts at 10:00 and serves begin at 11:00. Lines form immediately and can reach 2+ hour waits. Strategy: arrive at 10:30, get in line before official serving time, bring folding chairs and snacks for the wait. The giant excavator-stirring demonstration occurs 10:30-11:00 — this is prime photo opportunity, position yourself on the western side of the pot for best angle with excavator and crowd visible. The festival is extremely popular with Yamagata locals (20,000+ attendees); go for the communal energy and absurdist spectacle rather than gourmet imoni (the restaurant versions taste better). **Imoni regional variations:** Yamagata inland style uses beef, soy sauce broth, and is savory-sweet. Coastal areas (Shonai region) use pork instead of beef and miso broth. Some villages use chicken. When ordering imoni at restaurants, specify 'Yamagata-fu' (Yamagata style) if you want the standard beef-shoyu version. The taro variety matters — Yamagata's local satoimo is smaller and denser than other regions, holding shape better during cooking. **DIY imoni-kai:** Yamagata riverside parks provide free communal cooking areas with fire pits and water access specifically for imoni-kai during autumn. If staying in Yamagata during September-October, consider organizing your own imoni party: buy ingredients from supermarkets (pre-cut 'imoni sets' available for ¥1,500-2,000), head to Babarazuka or Miyagi River parks, and cook outdoors. Firewood sold at nearby convenience stores. It's a genuinely local experience — you'll likely receive advice and tasting offers from adjacent groups. **Restaurant recommendations:** For premium imoni without outdoor cooking, try Izakaya Kiccho (きっちょう, near Yamagata Station, ¥1,200 for 2-person pot) or Yamagata Kyodo Ryori Sanbe (郷土料理 三べえ, traditional setting, ¥1,500). Both serve classic Yamagata-style imoni with high-quality beef and vegetables.

Book Your Stay Nearby

Find accommodation close to Yamagata Imoni — Autumn Taro and Beef Stew Festival on these trusted booking platforms:

Nearby Spots

The closest hidden gems to Yamagata Imoni — Autumn Taro and Beef Stew Festival, by straight-line distance.

Yamagata Cherries — Pick Your Own Sato-Nishiki
~0.0 km
Yamagata· Yamagata City

Yamagata Cherries — Pick Your Own Sato-Nishiki

Yamagata Prefecture produces 70% of Japan's cherry crop, earning its designation as the nation's cherry capital. The sig…

cherriesfruit pickingSato-Nishiki+2
Updated Jul 2026
Yamagata Hina Dolls — Historic March Doll Festival
~0.0 km
Yamagata· Yamagata City

Yamagata Hina Dolls — Historic March Doll Festival

The Hina Matsuri (雛祭り, Girls' Day or Doll Festival) on March 3rd is celebrated throughout Japan, but Yamagata takes spec…

hina dollsgirls' festivalMarch tradition+2
Updated Jul 2026
La France Pears — Yamagata's Premium Autumn Fruit
~0.0 km
Yamagata· Yamagata City

La France Pears — Yamagata's Premium Autumn Fruit

La France pears (ラ・フランス) are a French pear variety that thrives in Yamagata's climate, producing fruit with exceptional…

La France pearspremium fruitautumn harvest+2
Updated Jul 2026
Bunshokan — Taisho-Era Red Brick Cultural Hall
~0.9 km
Yamagata· Yamagata City

Bunshokan — Taisho-Era Red Brick Cultural Hall

The Bunshokan (文翔館) is a Western-style brick building constructed in 1916 to serve as the Yamagata Prefectural Office an…

Taisho architecturered brickmuseum+2
Updated Jul 2026
Kajo Park — Yamagata Castle Ruins and Cherry Blossoms
~1.2 km
Yamagata· Yamagata City

Kajo Park — Yamagata Castle Ruins and Cherry Blossoms

Kajo Park occupies the site of Yamagata Castle, once one of the largest feudal castles in the Tohoku region. Built in th…

castle ruinsparkcherry blossoms+2
Updated Jul 2026
Yamagata Beef — Premium A5 Wagyu Tenderness
~2.3 km
Yamagata· Yamagata City

Yamagata Beef — Premium A5 Wagyu Tenderness

Yamagata beef is one of Japan's elite wagyu brands, produced from Japanese Black cattle raised in Yamagata's clean mount…

wagyuYamagata beefA5 grade+2
Updated Jul 2026

More in Yamagata