Ogawa Kentarou

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He first appears along with Miki, joining one of the Houses.

During the events of Sengoku Rance, he was heavily wounded by the acolyte Seiryuu and become a demon when Miki gives him her blood to save him. (Updating in progress)

Toushin Toshi 2
He only appears in the storyline.

Kichikuou Rance
He was severely hurt when running with Miki and Nikkou and they seek selter in Leazas's castle. This result in Kamiera leading a few other demons attack Leazas to get Miki back.

Sengoku Rance
He appears along with Miki.