Kamui Gaiden Daiichi-bu
The Legend of Kamui
カムイ外伝 第一部
A side story of the larger 'Kamui-Den' (Legends of Kamui) series, 'Kamui gaiden' (More Legends of kamui) deals with the adventures of the fugitive ninja Kamui as he befriends a fisherman's family and battles antagonizing ninjas.
(Source: Everything2)