The calculated distance (air line) between Tatebayashi and Ōmamachō-ōmama is approximately 19 miles respectively 31 kilometers.
By car or train, the actual journey to Ōmamachō-ōmama is certainly longer, as only the direct route (as the crow flies) between Tatebayashi and Ōmamachō-ōmama has been calculated here.
Air line (approximately)
31 kilometers
17 nautical miles