Amatsu-Sora (meaning "Heavenly sky" in Japanese) is the setting of Toro and Friends: Onsen Town. A fictional town in Japan, it serves as the titular "Onsen Town" as it is known for it's many hot springs.
Amatsu-Sora is also known for it's fruit; working as a fruit picker is a common occupation among the town's residents. It is the hometown of Sora, who seems to be named after the town as well,