Original Japanese WWII Officer Canvas Map Case U.S. Air Force 4 May 1945: The Active

4 May 1945:  The Active service in Battle of the Regiment ended

Certainly there are many other possible candidates

announcing the issue of the MH MkIV clearly states the knocks form of pattern A & B are 1/8th inch shorter than the pattern C

and is offered in wonderful fully functional condition

It is in the standard 1944 pattern Shin-Gunto setting

Original Japanese WWII Officer Canvas Map Case U.S. Air Force 4 May 1945: The ActiveOriginal Item: This is an very nice condition Imperial Japanese WW2 Officer's canvas map case well marked with Kanji characters in ink on the exterior. Features a leather with steel buckle closure, shoulder strap, and writing instrument pockets. This is the rare late war style as early and mid war were comprised of thick leather.