EVENT
Before
Date and Time
2025/7/25～27
This is Muroran's biggest festival, held on a grand scale. Various events are held, including the summer fireworks display that beautifully colors the summer night sky, a dance performed by all citizens, and Muroran Nerikomi. The streets and the venue are bustling with many citizens, and laughter can be heard here and there, making this the town's most lively three days.
Official Site 公式XVenue
Main special venue next to Irie Rinkai Park
Organizer
むろらん港まつり実行委員会
Summary citation element： 室蘭観光推進連絡会議
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Please be sure to check the organizer's official website for the latest information on the event.