Kaoru is the central antagonist of Kichikujima and it’s prequel Zoumotsujima debuting in the first volume of the former. He was born as the second child of Yoshikazu and Mariko Glaccias he was the younger brother of Mari and the older brother of Anna,Kanna,and Satoru as well as the grandson of Otoki. Growing up he was bullied by other kids and he had to wear a pig mask seeking vengance thanks to his family’s magic and mutations kaoru grew stronger but was also born mentally handicapped. He has worshipped Zanta Maria and later on meets Alice who he mistakes for his mother who was away for a time. After chasing and capturing alice then attacking Hanakuro and crew Kaoru gets his wish of getting his mother back while bonding to alice. As he got older Kaoru was able to use the chainsaw his father used and met Ami Murata a girl he captured and sewed a pig mask on her as he grew to love as a wife having developed Lima Syndrome for her. He would later save her from her father and had a wedding cermony. he would soon fight Takahisa alongside his sister Mari and then fight the archbishop with his family. Then Pursured the Child of Perdiction with his family killing it.
The Zombies rise and Kaoru went to save Ami again. He would later team up with his sister Mari against higashiyama to save takahisa. He was defeated and was checked up by Ami. Later after recovering He noticed Alice being Active again and later fighting against higashiyama again he and his kin was successful at capturing him. Kaoru knows of the special book Alice has and went after her on his own where he sees uehara with her.Kaoru and Alice team up to get the book from uehara but Alice was killed by the empowred uehara enraging Kaoru.