Koharu Japanese Kaiseki Cuisine. Koharu Japanese Cuisine upholds the spirit of Kaiseki, not only using fresh seasonal ingredients but also adhering to traditional handmade cooking procedures to prepare dishes. Koharu Japanese Cuisine upholds the spirit of Kaiseki, not only using fresh seasonal ingredients but also adhering to traditional handmade cooking procedures to prepare dishes. This dedication to high-quality cuisine has earned widespread praise from many customers. Address: 南投縣草屯鎮中興路240號 Hours: 00:00–23:59 Nantou