Hokkaido Rensa Satsujin: Ohotsuku ni Kiyu - Tsuioku no Ryuuhyou / Namida no Nipopo Ningyou

A Nipopo doll sheds a tear—another soul is sheds its mortal coil. One morning, a man's body is found floating in the Tokyo bay. He's estimated to be in his forties. But the incident doesn't stop here. It moves to Hokkaido's cities: Kushiro, Abashiri, Shiretoko, Monbetsu... A second and third murder link the northern island to Tokyo.