Shinagawa Ward Air Raid Defense Corps Kitashinagawa Branch Merit Badge/品川區防護團北品川分團功勞章

See also https://asiamedals.info/threads/193...tashinagawa-branch-participation-badge.25043/

Suspension

功勞章 - Merit Badge

reverse

品川區防護團 - Shinagawa Ward Air Raid Defense Corps

北品川分團 - Kitashinagawa Branch

Suspension and badge are marked 純銀 - pure silver.