Kanehira IMAI fought alongside his foster brother MINAMOTO no Yoshinaka until the end, and the death of Yoshinaka and Kanehira in the 'Death of Kiso' section of "Heike Monogatari" (The tale of the Heike) is full of tragic beauty.
源義仲とは乳兄弟でもあり、最後まで義仲と共に戦い、『平家物語』の「木曾殿最期」の段の義仲と兼平の最期は、悲壮美に満ちている。