Ogawa Kentarou

Profile
Ogawa Kentarou is a human from Japan of Dimension 3E2 (Japan of modern day Earth, not to be confused with JAPAN in Rance World). He is a childhood friend of Kurusu Miki (Little Princess), but he is ignorant of her romantic interest in him.

During the events of Sengoku Rance, he was heavily wounded by the acolyte Seiryuu and became a demon after Miki gave him her demon blood in order to save him.

He is the weilder of the Holy Sword Nikkou. Formerly practiced Kendo in 3E2 (which explains his sword skills).

Rance 1
He is mentioned by Miki when you meet her in the castle.

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, still looking for a way to stop her from becoming the Demon King. During the course of the game, he is mortally wounded by one of Xavier's Apostles. Miki saves his life by turning him into a demon, strengthening him in the process (permanently).