The calculated distance (air line) between Yamazakichō-nakabirose and Ono is approximately 24 miles respectively 39 kilometers.
By car or train, the actual journey to Ono is certainly longer, as only the direct route (as the crow flies) between Yamazakichō-nakabirose and Ono has been calculated here.
Air line (approximately)
39 kilometers
21 nautical miles