Futari no Akai Enishi: Satomi Hakkenden - Hachitama no Ki

Futari no Akai Enishi: Satomi Hakkenden - Hachitama no Ki (ふたりの紅い糸里 見八犬伝 八珠之記) is a manga series by QuinRose with illustrations by Anyo Nekono.

Plot
Shinano is one of Hakkenshi (Eight Canine Warriors) and her main task is protecting the magical sword Murasamemaru. She travels with her comrades disguised as a man, but suddenly she starts realizing that she feels something more for Dosetsu. Will she choose him over her duty?