Helicopter Bell 206L-4 Long Ranger Serial 52145 Register JA6173 used by Keisatsu-chō JNPA (National Police Agency). Aircraft history and location Aircraft History JA6173 Keisatsu-chō Kanagawa police Nov95-2011, test serial N64050 Kanagawa prefectural police aviation unit Send Updates Use APP to upload photo @ (optional) When Now? / / Send