
Isobe Onsen (磯部温泉)
Flow of the course
About 30 min from the previous stop
About 40 min here
About this spot
Held on Saturday, August 15, 2026, from 7:30 PM for about 40 minutes, this fireworks display brings the summer at Isobe Onsen to a close. About 2,000 fireworks are launched one after another right beside the hot spring town, letting you enjoy the fireworks in the calm, distinctive atmosphere of a hot spring town. Packed into a short span of time, the fireworks are dense and highly impressive. The finale's rapid bursts coloring the night sky are the climax of the day.
Fireworks details
Name: 磯部温泉祭り花火大会
Date & time: 8/15 (Sat) 19:30–(約40分間)
Venue: 磯部温泉
Shells: approx. 2,000
Food stalls
Where: 磯部公園
Scale: 約2000発の大会・温泉街に屋台が並ぶ
※WalkerPlus 2026年イベント情報に『磯部公園には屋台が並び、お祭りグルメを堪能できるのも魅力の一つ』と記載。. Stall lineups change year to year. Please check the official site for the latest details.
Turn this into a day plan with stall time includedTips
The event may be cancelled or postponed in case of bad weather, so check the organizer's announcement on the day to confirm whether it is going ahead. Surrounding roads get congested after the display ends, so it's recommended to enjoy the afterglow for a while before heading home. It's dark underfoot, so a smartphone light is reassuring.
Best time to visit
Timed to the event hours of 7:30–8:10 PM. Secure your spot 20 to 30 minutes before the start.
How was this spot?
Access & map
群馬県 磯部温泉
Model course featuring this spot

2026 Isobe Onsen Festival Fireworks Display – A Full-Day Course
Gunma
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