1) Fictional samurai 2) Japanese deity 
In Japanese mythology, Hachiman-jin/Yahata no kami is the syncretic divinity of archery and war, incorporating elements from both Shinto and Buddhism. Although often called the god of war, he is more correctly defined as the tutelary god of warriors. He is also the divine protector of Japan and the Japanese people, and the Imperial house, the Mina...
one of the most popular Shint deities of Japan; the patron deity of the Minamoto clan and of warriors in general; often referred to as the god of ... [1 related articles]
In Japanese mythology, Hachiman is the god of war.
[n] - a Shinto god of war