Obverse
出征記念 - Departure (for the front) Commemorative
reverse
熱秀力 - Commitment to excellence/striving for perfection
岸田隊 - Kishida Squadron
Original case.
贈 - Gift
騎兵大尉 - Cavalry Captain
岸田秀雄 - Hideo Kishida
Watch fob was made by the Nichiman workshop in Tokyo https://asiamedals.info/threads/badges-and-watch-fobs-made-by-the-nichiman-medal-works.24297/