Kawaguchiko Kojosai
河口湖湖上祭
A spectacular fireworks display over Lake Kawaguchi, celebrating the opening of Mount Fuji. A historic summer tradition since 1977.Kawaguchiko Kojosai is a fireworks festival held to celebrate the 'Oyamabiraki' (the traditional opening of Mt. Fuji).
Highlights
About Kawaguchiko Kojosai
- 富士山を背景にした花火
- キッチンカーによる飲食
Schedule
August 5, 2026
Weather forecast
Mon
8/3
30°/24°
69%
Tue
8/4
32°/22°
14%
Wed
8/5
30°/22°
10%
Thu
8/6
34°/23°
61%
Fri
8/7
33°/23°
76%
Sat
8/8
32°/23°
79%
Sun
8/9
28°/22°
66%
Plan your stay & activities
Tips
Payment
Not specified
English Support
Not specified
Reservations
Not specified
What to Bring
Not specified
Dress Code
Not specified
Etiquette
Not specified
Before & After the Event
Seisenryo Soft Serve Cream Day 2026
A special stay at Seisenryo in the Kiyosato Highlands featuring their famous soft-serve ice cream and hand-held sparklers. Perfect for making summer memories.
Held in the same area in 2026-07
Fuji Band Carnival
Experience the artistic stage of Musical Clown Mima, a rare opera-singing clown, in the immersive atmosphere of Kawaguchiko Circular Hall.
Held in the same area in 2026-07
IM Angels Social Ball
Enjoy an elegant evening of social dancing at the historic Seisenryo in Kiyosato. Join the IM Angels Social Ball for a sophisticated night of music and nature. Dress up and enjoy a refined experience.
Held in the same area in 2026-07
