Why Did Hokkaido Police Party with a Murder Suspect?

Unseen Japan
6 min readJul 31, 2024

A teenage girl in Hokkaido is dead because she took someone’s picture. And now it’s emerging that local cops knew the suspect a little too well.

Picture: CRENTEAR / PIXTA(ピクスタ)

By Jay Andrew Allen

There have been several murder cases recently out of Japan’s island of Hokkaido that have rattled the public. One was the still-unfolding story of Tamura Runa in Sapporo, who murdered her lover and made her parents help. The other is the murder of 17-year-old high school student Murayama Runa at the hands of 21-year-old Uchida Riko in Asahikawa.

Like the Tamura case, Uchida’s is still pending trial. However, a shocking story this week revealed that some police officers in Asahikawa knew Uchida well before her arrest. Some outlets in Japan say this twist reflects years-long issues with a police organization hellbent on covering up its officers’ transgressions.

Note: This story deals with graphic subject matter, including abuse and murder.

Murayama Runa goes missing

The distance between Rumoi (left) and Asahikawa on Hokkaido.

Murayama Runa (村山月) was born in the town of Habocho. Her father was a well-known fisherman in the area, which is renowned…

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