Size 35 mm.
Weight 8.7 g.
Obverse
記念 - Commemorative
reverse
奉祝紀元二千六百年 - 2600th [anniversary of the founding of the Empire] Celebration = 1940
牡丹江満鉄道場落成記念 - Mudanjiang (a prefecture-level city in Heilongjiang) [South] Manchurian Railway Completion Commemorative
In the center of obverse
Emblem of Manchukuo Railway General Administration Bureau that was in use until 1938
around the emblem
愛護鉄路 - Railway Protection
reverse
愛護鉄路章 - Railway Protection/Security Badge
Obverse
Latin phrase
Mens sana in corpore sano = A healthy mind in a healthy body
reverse
南満運動會 - South Manchurian [Railway] Sport Association
大正四年九月 - September 1915
1915 southmanchurian watch fob
1915年南満運動会章
mens sana in corpore sano badge
mens sana in corpore sano medal
southmanchurianrailwaybadgesouthmanchurianrailway sport association badgesouthmanchurianrailway watch fob
南満州鉄道章
南満運動会章
大正五年満鉄運動会記念徽章
大正四年九月南満運動会章
Reverse
昭和十二年六月 - June 1937
警友會記念 - Friends of Police Force Association Commemorative
満鐵自衛隊 - Mantetsu /South Manchurian Railway/ Self-Defense Force https://asiamedals.info/threads/badges-watch-fobs-and-other-artefacts-of-south-manchurian-railway.22805
Marked 純銀 - pure silver.
Obverse
Emblems of japanese newspapapers Osaka Mainichi Shimbun and Tokyo Nichi Nichi Shimbun near the suspension ring.
In the center emblem of South Manchuria Railway.
reverse
日満綴方使節 - Japan-Manchukuo Tsudurikata Envoy
[ 綴方 /つづりかた/ tsudurikata - (way of) literary composition...