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