If you're interested in learning about past civilizations, you'll love Togariishi Museum of Jomon Archaeology. Study its unearthed objects and gain an insight into the rituals and cultures of people from long ago.
You're spoiled for sightseeing choice when in Chino. Togariishi Museum of Jomon Archaeology is a good place to start here, but there are lots of other fine attractions to appreciate. Tateshina Lake, Kurumayamakogen Ski Area, and Pilatus Tateshina Ski Area are near the exhibition of human history and will fill in your day nicely.