The calculated distance (air line) between Tanushimarumachi-toyoki and Ōzu is approximately 34 miles respectively 55 kilometers.
By car or train, the actual journey to Ōzu is certainly longer, as only the direct route (as the crow flies) between Tanushimarumachi-toyoki and Ōzu has been calculated here.
Air line (approximately)
55 kilometers
30 nautical miles