Japan. (Switzerland). 1943. Registered envelope addressed to Switzerland bearing SG 316, 3s green (pair), SG 322, 10s red, SG 327, 30s turquoise and SG 328, 50s bistre tied by Kobe date stamp with registration label with framed bilingual instructional 'Can Be Opened by Censor' with Japanese censor label routed via Siberia with Basel receiver on reverse. Scarce.