Published October 20, 2026 at 2:10 PM JST

Hachinohe Sansha Taisai fills the Aomori city center with about 27 brand-new floats each summer, along with shrine processions, lion dances and tiger dances.

Quick answer: The Hachinohe Sansha Taisai is a five-day summer festival in Hachinohe, Aomori Prefecture, usually held from July 31 to August 4. Three local shrines join in with processions, and about 27 hand-built floats roll through the city center, each one made new for the year. It is one of the float festivals on the UNESCO list, and organizers confirm the exact schedule each year.

What the Sansha Taisai is

Sansha Taisai means "great festival of the three shrines," and the name tells you how the event works. Three shrines in Hachinohe, Ogami Shrine, Chojasan Shinra Shrine and Shinmei-gu Shrine, take part together, each sending out its own procession. Alongside them come the decorated floats built by neighborhood groups, which have become the face of the festival across Japan.

The result is a festival with two layers. One layer is quiet and traditional: priests, portable shrines, lion dancers and sacred music moving along the streets. The other layer is bright and theatrical: tall floats carrying scenes from legends, history and the kabuki stage, lit up in the evening and pulled by crowds of local people.

The festival is held in central Hachinohe, a port city on the Pacific side of Aomori Prefecture, and it is among the most celebrated summer events in the Tohoku region. The Japanese government designated it an Important Intangible Folk Cultural Property in 2004, and it later became part of the UNESCO inscription for yama, hoko and yatai float festivals.

A history that goes back to 1721

According to the Hachinohe tourism association, the story begins in 1721, when a portable shrine was carried from a shrine then called Horyodaimyojin, now Ogami Shrine, to a hall on Mount Chojasan, now Chojasan Shinra Shrine. The aim was to pray for a good harvest and the safety of the town.

In the late Edo period, wealthy merchants began adding processions of floats decorated with dolls, and local people added a lively tiger dance. The festival grew into the biggest event in the Hachinohe castle town area. Early floats reportedly carried the same dolls year after year, and over time the custom changed so that new floats were built every year, which is the style seen today.

The festival took its present three-shrine form in the Meiji era. Chojasan Shinra Shrine joined in 1884 and Shinmei-gu Shrine followed a few years later, according to the same sources. Together with the long tradition of community effort behind it, this history helps explain why the festival feels so deeply rooted in the city.

The floats and how they are made

About 27 floats take part, according to the tourism association, and no two are alike. Each is built by a neighborhood group, and the sources describe them as up to roughly 10 meters tall and 8 meters wide, with some growing to about 11 meters deep when fully opened out. Their themes come from folklore, Japanese and Chinese stories, and kabuki scenes.

Local guides sort the floats into four basic styles. Rock floats show rugged black boulders with autumn leaves and sometimes waterfalls. Wave floats use a ship or boat as the stage, often with swirling water effects. Building floats feature big gates, roofs or castle scenes. Bridge floats are framed by red railings and decorated with large paper flowers. Many newer floats blend two or more of these styles.

The most exciting feature is movement. Many floats have a front section that slides out sideways and a rear section that rises, so a float can change shape in front of the crowd. This happens when the street has enough room, which is why the wide main streets are good places to watch.

Float building starts around early May. Neighborhood members, who are volunteers with regular jobs, gather in work sheds into the evening for about a month. After the festival the floats are taken apart, though some are lent to other festivals and events.

The five days of the festival

The schedule follows a steady rhythm. According to a visitor guide from the city, the first evening, usually July 31, is the Eve Festival, when floats are displayed and lit up on the main downtown street and in front of City Hall. There is no parade that evening, so it is a calm time to look closely at the details.

The next day, August 1, is the Otori procession, when the shrine processions and floats move through the city in the afternoon and evening. A ceremony with sacred Horyo Kagura music at Ogami Shrine comes earlier in the day. August 2 is the middle day, with shrine rituals, a horseback polo event called Kiba Dakyu, and a night float parade that the guide describes as the only night parade of the festival.

August 3 is the Okaeri procession, a return parade with a different order of shrines, and many people consider it the climax. The festival closes on August 4 with another evening float display. Routes can change from day to day, so checking the official map for each day is a good habit. Organizers set the exact schedule each year.

Music, dances and rituals along the route

The processions bring a collection of traditional performing arts. Lion dancers called Daikagura lead each shrine procession and are said to purify the route. Horyo Kagura, sacred music and dance kept at Ogami Shrine, features dancers in lion masks that represent the shrine deity.

The tiger dance, Toramai, is a crowd favorite. The tiger performs playfully in front of spectators, and local belief says that being gently bitten by the tiger brings good health. A visitor guide suggests catching the tiger's eye and leaning in.

Other performances include Koma Odori, a horse dance with dancers wearing mock armor and holding model horses, and Sasa-no-ha Odori, a bamboo leaf dance performed by about 15 dancers with sprigs of bamboo. Tekomai dancers clack sticks and guide the way, and a flower stall float closes the parade with songs and performances. Each element has its own character, so a single procession offers a wide variety of sights and sounds.

Tips for enjoying the festival as a visitor

The festival is held in central Hachinohe, and JR Hachinohe Station is the main rail gateway. The city center and the station are linked by public transport, but street closures are common during processions, so plan extra time for walking. The city says the best places to see the floats fully in action are the main street in the center and the plaza in front of City Hall.

Picking a day helps. Evenings on July 31 and August 4 are good for still floats and photography. August 1 and 3 offer daytime shrine and float parades, and August 2 combines rituals, horseback polo and the night parade. Paid seating is sold for some of the parade days according to the visitor guide, so check the official site if you want a reserved view.

A few simple etiquette points help everyone. Form orderly lines while waiting, take your litter with you, and keep a respectful distance from the floats and from the people pulling them. If you want to join in, the tourism association says visitors can ask about taking part as a float puller.

For a deeper look, a visitor guide suggests collecting shrine seals at all three shrines. Ogami Shrine issues limited festival editions during the festival days, according to that guide.

Food, area highlights and the UNESCO listing

During the festival, a food plaza in front of City Hall, hosted by the local Junior Chamber, has booths from popular local restaurants alongside street vendors. In the evenings, performers such as kagura dancers and tiger dancers are said to visit the small izakaya in the Hachinohe alley districts, and a small tip can earn a private performance.

You can see floats outside festival time too. A city facility connected to Hachinohe Station has a Sansha Taisai exhibit with a life-size half-cut float. A city museum has a permanent wave-style float on display, and the first floor of City Hall shows a one-fifth scale float based on the story Journey to the West. Ogami Shrine keeps an Edo-period float on display year-round.

The festival is one of the original 33 Japanese yama, hoko and yatai float festivals inscribed on UNESCO's Representative List of the Intangible Cultural Heritage of Humanity. Japanese sources date the Hachinohe listing to 2016. UNESCO describes these events as community traditions in which people of all ages share in building floats, carrying out the rituals and passing skills to the next generation. That description fits Hachinohe well.

Frequently Asked Questions

When is the Hachinohe Sansha Taisai held?

It is usually held from July 31 to August 4 each year, according to the Hachinohe tourism association. The shrine processions and float parades fall mostly on August 1, 2 and 3, with float displays on the first and last evenings. Organizers set the exact days and times each year, so check the official festival page before you plan a trip.

How many floats are in the festival?

The tourism association says about 27 floats take part. Each one is newly made by a neighborhood group for the year, so the designs change from one summer to the next. Themes include folklore, historical tales and kabuki scenes.

How do visitors get to the festival?

The festival takes place in central Hachinohe, and JR Hachinohe Station is the main rail stop for visitors. The viewing areas, including the main downtown street and the plaza in front of City Hall, are in the city center. Expect road closures during the processions and check the official map for each day's route.

Further reading: the UNESCO page for the float festivals, the Hachinohe tourism guide to the Sansha Taisai and the Hachinohe visitor tips for enjoying the festival.

Keep exploring: Kakunodate Festival: Samurai Town Floats That Bump for the Right of Way; Tsuchizaki Minato Hikiyama Festival: Warrior Floats in Akita City's Port; Hanawa Bayashi: Ten Lacquered Floats and Kazuno's Night-Long Music; Shinjo Festival: Brand-New Kabuki Floats Light Up a Yamagata Town.