JAPANESE WWII DIPLOMAT’S BLACK SILK AND MOHAIR “FORE AND AFT” STYLE HAT, THE “WHITE” OSTRICH FEATHER PLUME HAS BEEN REMOVED FROM THE HAT??, HM’ED

JAPANESE LATE WAR REGIMENTAL ID’ED SQUAT STYLE HELMET, C/W WOOL KNIT LINER WITH 50% MATCHING MATERIAL CHIN STRAP, HELMET HAS 60/70% ORIGINAL BROWN FINISH, NO STAR OR PROVISION FOR ONE, STENCILED IN YELLOW TO THE 617TH REGIMENT?, HAS SEVERAL CHARCTERS WITH 617 IN BACK, VG/VG+