南満州鉄道株式會社 - South Manchuria Railway Co., Ltd.
總裁 - President
松岡洋右 - Yosuke Matsuoka /President of the South Manchuria Railway Company/
昭和十二年十二月 - December 1937
Cups were manufactured in pure silver by Mori Yoko workshop in Mukden https://asiamedals.info/threads/badges-labels-and-marks-of-mori-yoko-workshop.20422/
純銀 - Pure Silver
森洋行 - made by Mori Yoko