Homudawake no Mikoto, also known as Emperor Ojin, is a legendary Japanese sovereign traditionally counted as the fifteenth emperor of Japan and is venerated posthumously as the deity Hachiman. He is closely associated with martial and protective functions, and over centuries devotees have also looked to him in matters of wellbeing and health, though such benefits are traditionally understood as blessings sought through devotion rather than guaranteed outcomes. Shrines dedicated to Hachiman, honoring Ojin among other enshrined figures, remain widespread across Japan as centers of communal reverence.