noun
Shimose powder; Shimose explosive
Historical term for an explosive used by the Imperial Japanese Navy, developed by Shimose Masachika. Composed chiefly of picric acid.
下瀬火薬は日露戦争で使用された。
Shimose powder was used in the Russo-Japanese War.
Named after its inventor, Shimose Masachika (下瀬雅允), a Japanese naval engineer.