The calculated distance (air line) between Fukuoka and Tanushimarumachi-toyoki is approximately 23 miles respectively 37 kilometers.
By car or train, the actual journey to Tanushimarumachi-toyoki is certainly longer, as only the direct route (as the crow flies) between Fukuoka and Tanushimarumachi-toyoki has been calculated here.
Air line (approximately)
37 kilometers
20 nautical miles