Japan. 1940. Registered envelope to Persia bearing Yvert 241, 2s red, Yvert 242, 4s green, Yvert 269, 10s carmine, Yvert 271, 14s lilac and Yvert 274, 30s turquoise tied by Nagoya vernacular date stamp, routed via Kobe with transit registered label, sent on the 'S.S. Yamafuji Maru' with 'Crown/Opened by Examiner' censor label in blue and Teheran receiver on reverse. Very nice franking.