Events in Hiroshima in May 2027
Hiroshima event dates for May 2027 are still being announced. Start with the planning leads and the city guide below — the lineup firms up closer to May.
Hiroshima's May 2027 lineup is still being announced — planning leads below.
By TripSapien · Updated September 3, 2026
Sourced events
Dates for this month are still being announced. Start with the planning leads below, or build the rest of your visit from the city guide.
Open the Hiroshima guideGoing to Hiroshima in May?
Add your dates and we'll build the rest of your trip around these events — every place checked for closures and booking needs.
Planning leads
Early leads on events still lining up. Exact dates and details firm up closer to your trip.
- May 1 - May 31
This is Hiroshima's biggest festival, begun in 1975 to celebrate the Carp's first baseball championship.
Planning lead · details firm up closer in · Source: seasonal calendar
- May 2 - May 4
Holidays, observances & long weekends
Holiday and observance schedules can affect services and venue hours; confirm each place directly.
- Constitution Day · publicMay 3
- Greenery Day · publicMay 4
- Children's Day · publicMay 5
- Long weekend with bridge dayApr 29–May 5
- Long weekendMay 1–May 3
- Long weekend with bridge dayMay 1–May 4
Holiday data: date-holidays (ISC/CC-BY-3.0).
Ready to plan Hiroshima?
Turn these May events into a full Hiroshima plan, every place checked for closures, limited hours, and booking needs on your dates.