Shiranui-ryū
Shiranui-ryū is a traditional school of Japanese martial arts. It was created by Kawakami Gensai in the 1860s, following his study of swordsmanship under the instructor Todoroki Buhē. Shiranui-ryū was characterized by high speed. Kawakami Gensai was its only practitioner as he was executed in 1872.