Kengo Tanabe

Kengo Tanabe is an antagonist in Chapter 156 from Domestic na Kanojo. Initially coming off as a charming man, Kengo is actuality an abusive individual when it comes to relationships. He briefly dates Hina Tachibana, but after being rejected, Kengo began stalking her. After further intervention which led to him getting fired, Kengo went to stab Hina, but ended up stabbing Natsuo Fujii instead, which led to his imprisonment. In Chapter 266, he secretly hired the journalist, Takeru Okunugi, in an attempt to expose the picture of an affair between Hina and Natsuo to the public since Natsuo's fame rose. But his plan was ultimately foiled by Hina with the help of Reiji Kiriya, Kengo claims the truth will come out and will scream her indecency from the rooftops when he plans to leave a jail. Only being coldly look down by Hina, she leaves him behind after defiantly tell him: "Go ahead". Enraging by this response, Kengo yells at her before being tasered and dragged back to his cell by the prison guard. He is never seen or heard for a while, but it is implied that he has served a life in prison due to his repeated denial over crimes at trial, thus bringing his threat to an end once and for all.