Nagano Prefecture Chiisagata District Martial Arts Association Medal/長野県小県郡尚武会章

Quite early medal from Meiji era.

Reverse

長野 - Nagano [Prefecture]

尚武會 - Shōbu-kai ("Warlike Spirit” Martial Arts Association)

小縣 - Chiisagata /district located in Nagano Prefecture/

 

Another example.