Enjoy Mountain Views from the Shores of the Reservoir
About this spot
A reservoir created by the Gassan Dam. The quiet water surface is surrounded by mountains, and even in summer, a cool breeze feels refreshing. A viewing area is set up along the lakeshore where families can relax and take in the scenery. It's a place to escape the hustle and bustle of the city and experience the peaceful mountain valley atmosphere.
Fireworks details
Name: にしかわ夏祭り
Date & time: 7/25 (Sat) 19:30– ※祭り全体16:00–21:00
Venue: 西村山郡西川町・西川交流センターあいべ周辺
Shells: approx. 5,000
2026年7月25日(土)16時から21時まで開催される、西川町最大の夏祭りです。西川交流センターあいべ周辺には夜店が立ち並び、盆踊りなど地域に根ざした催しでにぎわいます。夕食を屋台グルメで済ませながら祭りの雰囲気を楽しみ、日が暮れると夜空に約5,000発の花火が打ち上がります。山々に囲まれた会場だからこそ、花火の音が周囲に響き渡る迫力も魅力です。名水と温泉を楽しんだ1日の締めくくりにふさわしい、長く楽しめる夏祭りです。
Tips
荒天時は中止・延期の可能性があるため、当日の開催可否は事前に確認を。会場周辺は駐車場が限られるため、早めの到着がおすすめです。夜は羽織ものを忘れずに。
Tips
Drive from the Nishikawa roadside station. There's little shade around the viewing area, so bringing a hat is recommended.
Best time to visit
About 1 hour. In the afternoon, the clear air brings out the vibrant green of the surrounding mountains.
Access & map
〒990-0732 Yamagata Prefecture, Nishi-Murayama District, Nishikawa Town, Sunago-Sekiyama Lake
Model course featuring this spot
2026 Nishikawa Summer Festival Full-Day Course
Yamagata
Explore features & model courses
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