Mitsubishi Heavy Industries Tokyo Tank Factory Paperweight/三菱重工業株式会社東京機器製作所文鎮

See also https://asiamedals.info/threads/mit...tank-factory-commemorative-paperweight.24978/.

Size 65 mm.

Reverse

三菱重工業株式會社 - Mitsubishi Heavy Industries, Ltd.

東京機器製作所 - Tokyo Machinery Manufacturing Co., Ltd. /Tokyo Tank Factory/

Marked

宮本 for 宮本商行 - Miyamoto Shoko https://asiamedals.info/threads/history-marks-and-badges-of-miyamoto-shoko.19512/

Miyamoto Shoko label.