Events in Kosai, Shizuoka

Lake Hamana Ice Cream Expo 2026

Sat, Aug 8, 2026 - Wed, Aug 26, 2026

Boat Race Hamanako

3rd Odoro Festival

Sat, Aug 29, 2026

Washizu Station Himawari Square Community Space

31st Kosai Oiden Festival (Including On-Lake Fireworks Display)

Sat, Sep 19, 2026

Hamanako Boat Race Opposite Shore Parking Lot

Washizu Festival

Fri, Oct 16, 2026 - Sun, Oct 18, 2026

Omote-Washizu Community Disaster Prevention Center