The calculated distance (air line) between Hatogaya-honchō and Kamifukuoka is approximately 13 miles respectively 21 kilometers.
By car or train, the actual journey to Kamifukuoka is certainly longer, as only the direct route (as the crow flies) between Hatogaya-honchō and Kamifukuoka has been calculated here.
Air line (approximately)
21 kilometers
11 nautical miles