The calculated distance (air line) between Kannabechō-yahiro and Shōbara is approximately 30 miles respectively 49 kilometers.
By car or train, the actual journey to Shōbara is certainly longer, as only the direct route (as the crow flies) between Kannabechō-yahiro and Shōbara has been calculated here.
Air line (approximately)
49 kilometers
26 nautical miles