Odotter is an information website dedicated to bon odori, Japan’s traditional summer dance gatherings, and related festivals. It brings together event schedules from Tokyo and across Japan, helping visitors discover neighborhood celebrations as well as larger regional festivals. The site features a directory of more than 3,000 listings and describes itself as Japan’s largest bon odori listing service, based on its own September 2026 survey.

Visitors can browse events by date, region, or map, including gatherings taking place today or in the coming week. Listings may include the venue, nearest station, start time, scheduled dates, and music featured at the event, making it easier to plan a visit. The site also provides updates on cancellations and postponements, weather-related notices, and whether event details have been confirmed. Additional features include a real-time bon odori bulletin board, practice-session listings, and a personal page. By organizing practical details alongside dance and song information, Odotter serves both people looking for local events and those interested in exploring bon odori traditions around Japan.