Hard-Boiled Cop and Dolphin
Plot summary. Trouble-making police detective Boyle Samejima, who is not averse to breaking rules to get the job done, is transferred from Shinjuku, Tokyo to the laid-back Ogasawara Islands. Now at the Anegashima Police Department, Samejima investigates the bizarre unsolved case of , where a religious cult who worshiped a little girl as their oracle suddenly vanished. That little girl, Chako, has recently returned with a humanoid dolphin named Orpheus, whom she calls "Papa." Orpheus joins the police department on the same day as Samejima, as his partner and superior. Publication. "Hard-Boiled Cop  and Dolphin" is written and illustrated by Ryuhei Tamura. The manga was serialized in Shueisha's "Weekly Shōnen Jump" from June 27, 2020 to June 21, 2021. Shueisha collected its chapters in five "tankōbon" volumes, released from November 4, 2020, to October 4, 2021. The series is published digitally in English language by Viz Media. Viz Media will release its volumes digitally, with the first volume releasing on November 23, 2021.