The calculated distance (air line) between Tondabayashichō and Izumiōtsu is approximately 12 miles respectively 19 kilometers.
By car or train, the actual journey to Izumiōtsu is certainly longer, as only the direct route (as the crow flies) between Tondabayashichō and Izumiōtsu has been calculated here.
Air line (approximately)
19 kilometers
10 nautical miles