Graduation Commemorative Watch Fobs of Utsunomiya Army Flight School/宇都宮陸飛行学校 卒業記念章

Size 57x53.5 mm.
Weight 30.6 g.

Obverse

偵 - Reconnaissance

reverse

2600 = 1940

卒業記念 - Graduation Commemorative

操縦第八十二期 - 82nd class of flying (a plane)

宇都宮陸飛行学校 - Utsunomiya Army Flight School

Engraved

大善 - Daizen (name)

Original case.

卒業記念 - Graduation Commemorative

 

Daizen's second watch fob tells us a story of his follow-up military service and full name.

Size 51x46 mm.
Weight 22 g.

Obverse

偵察 - Reconnaissance

reverse

志那事変出動記念 - China Incident Dispatch Commemorative

関東軍 - Kwantung Army

新京飛行隊 - Hsinking Squadron https://en.wikipedia.org/wiki/Changchun

engraved

大善禮次郎 - Daizen Reijirō

Most likely this is his pilot badge https://asiamedals.info/threads/nco-pilot-badge-of-82nd-aerial-reconnaissance-class-graduate.23737/