Koka City Tourism and Community Development Association is a tourism information organization promoting the history, culture, nature, and attractions of Koka City, Shiga Prefecture, Japan. Its visitor guide helps travelers plan trips with information on sightseeing spots, local food, accommodation, shopping, seasonal events, and suggested routes. A particular focus is Koka’s ninja heritage, with details on ninja-related sites, cultural experiences, children’s learning programs, themed tours, and the Koka-ryu Ninja Stamp Book. The association also shares information about historic castles and temples, museums, local specialties, cycling, hiking, golf, and other recreational activities.

Its services include tourism information, multilingual local guiding in English, Spanish, and Chinese, volunteer guides, bicycle rental information, and visitor resources such as maps and brochures. The organization publicizes and supports events and tours, including ninja programs, cultural festivals, and golf events, and sells selected ninja-related publications and commemorative castle stamps. Visitors can also consult the Koka Real Ninja Museum, which serves as a tourism information center.