If you're craving some mental stimulation, spend an afternoon at Asahi-machi History Museum. Whether it's history, culture or traditions, you'll find plenty of interesting displays to keep your mind active here.
This Asahi collection of historical artifacts is a good spot to begin your day of sightseeing. There's plenty to enjoy close by, including Nagashima Spa Land, Nabana no Sato, and Anpanman Children's Museum. Wander around at your leisure at Asahi-machi History Museum before heading to these other fine sights.