Onmyou Taisenki
English title: The Chronicle of the Big Battle between Yin and Yang
Japanese title: 陰陽大戦記
Type: TV
Episodes: 52
Premiered: fall 2004
Source: Manga
Genres: Adventure, Fantasy, Supernatural
Studios: Sunrise
Duration: 23 min per ep
Rating: PG-13 - Teens 13 or older

Riku Tachibana is an average 1st year junior high school student who was supposed to be living a peaceful, ordinary life, but just after entering junior high he ends up fighting a duel against a mysterious man calling himself “a Warrior of Earth,” and Riku’s life is changed forever! Riku discovers that he is a survivor of the believed extinct “Warriors of Heaven,” Using a device called “DRIVE” and summoning a Shikigami, or “Divine Beast,” called Kogenta to his side, Riku devotes his life to the battle against the Warriors of Earth!

(Source: Sunrise)