The calculated distance (air line) between Omoku and Ogwashi-Uku is approximately 58 miles respectively 94 kilometers.
By car or train, the actual journey to Ogwashi-Uku is certainly longer, as only the direct route (as the crow flies) between Omoku and Ogwashi-Uku has been calculated here.
Air line (approximately)
94 kilometers
51 nautical miles