Holy Warrior Kazuma ―True Demon Legend

Miko Retsuzan has been killing children one after another who could be "revolutionary stars" who are said to be a threat to the Miko family aiming for world domination, but the real "revolutionary stars" are still alive. Kazuma Katsuragi, the "revolutionary star", is attacked by a demon in the park while he is on a date with Aya Iwatani. Kazuma is helplessly killed by the overwhelming strength of the demon. After hearing from Aya, the priest decides to perform a secret technique to revive Kazuma.
A battle manga about fighting demons. The comic is unfinished.