The calculated distance (air line) between Higashi-ōsaka and Fujinomiya is approximately 176 miles respectively 283 kilometers.
By car or train, the actual journey to Fujinomiya is certainly longer, as only the direct route (as the crow flies) between Higashi-ōsaka and Fujinomiya has been calculated here.
Air line (approximately)
283 kilometers
153 nautical miles