Specimen from the collection of Raymond LaBar. Photos courtesy of the owner.
It could also be related to Civil Defense Corps /Keibodan/ https://asiamedals.info/forums/keibodan-civil-defense-corps-badges.725/
Obverse
御視閲記念章 - Imperial Inspection Commemorative Badge
reverse
昭和十七年十月 - October 1942
佐賀縣 - Saga Prefecture
It could also be related to Civil Defense Corps /Keibodan/ https://asiamedals.info/forums/keibodan-civil-defense-corps-badges.725/
Obverse
御視閲記念章 - Imperial Inspection Commemorative Badge
reverse
昭和十七年十月 - October 1942
佐賀縣 - Saga Prefecture