The calculated distance (air line) between Higashi-ōsaka and Narutochō-mitsuishi is approximately 64 miles respectively 103 kilometers.
By car or train, the actual journey to Narutochō-mitsuishi is certainly longer, as only the direct route (as the crow flies) between Higashi-ōsaka and Narutochō-mitsuishi has been calculated here.
Air line (approximately)
103 kilometers
56 nautical miles