The calculated distance (air line) between Dazaifu and Tanushimarumachi-toyoki is approximately 15 miles respectively 23 kilometers.
By car or train, the actual journey to Tanushimarumachi-toyoki is certainly longer, as only the direct route (as the crow flies) between Dazaifu and Tanushimarumachi-toyoki has been calculated here.
Air line (approximately)
23 kilometers
13 nautical miles