Lake Toya is a picturesque city located in the Toyako Hot Spring region of Hokkaido, Japan. Nestled in the heart of the Shikotsu-Toya National Park, this stunning destination is renowned for its natural beauty and serene atmosphere. The centerpiece of the city is Lake Toya, a large caldera lake formed by volcanic activity. The crystal-clear waters of the lake are surrounded by lush green mountains, creating a breathtaking backdrop that attracts visitors from all over the world. The lake is also home to Nakajima Island, a small island known for its scenic beauty and the annual fireworks festival held during the summer.