Helicopter Sikorsky S-55C Serial 55-508 Register JA7152 used by Kaijō Hoan-chō JPCG (Japanese Coast Guard). Built 1953. Aircraft history and location Aircraft History JA7152 Kaijō Hoan-chō 1953-09-19Sikorsky S-55C, c/n 55-508, ff:? del Japanese Coast Guard as JA7152, 19Sep53 wfu & b/u unk. Send Updates Use APP to upload photo @ (optional) When Now? / / Send