The calculated distance (air line) between Fukuoka and Ureshinomachi-shimojuku is approximately 41 miles respectively 66 kilometers.
By car or train, the actual journey to Ureshinomachi-shimojuku is certainly longer, as only the direct route (as the crow flies) between Fukuoka and Ureshinomachi-shimojuku has been calculated here.
Air line (approximately)
66 kilometers
36 nautical miles