JULY 1, 2026

Episode 46:
A Streamer With Child Sexual Assault Convictions Went Live One Last Time… Then He Was Found Dead

This is a condensed written summary. Watch the full video for the complete timeline, evidence, and unanswered details.

Written and compiled by Deeva Jessica.

A Streamer With Child Sexual Assault Convictions Went Live One Last Time… Then He Was Found Dead

In late December 2023, a fisherman walking along the Tama River in Kawasaki, Japan noticed an abandoned suitcase resting on a muddy riverbank.

Curious, he opened it.

Inside was the decomposed body of a middle-aged man with his hands and feet tightly bound.

Weeks later, investigators identified the victim as 46-year-old livestreamer Tadayuki Hara.

The Streamer Everyone Knew

Hara was known online under the nickname "Yuiga" and streamed on the Japanese platform Nico Nico. His broadcasts attracted attention not because of entertainment, but because of his shocking criminal past.

Tadayuki Hara livestream career — Hara openly discussed his prison record during his livestreams, turning his criminal history into online content.

He had been arrested more than twenty times and had previously served prison sentences, including a conviction for sexually assaulting a 12-year-old girl.

Rather than hiding his past, Hara built an online audience fascinated by it.

The Final Livestream

Only days before his body was discovered, Hara conducted what would become his final livestream.

Nothing during the broadcast suggested he would soon disappear.

Police investigation into Tadayuki Hara — Investigators retraced Hara's final movements after he suddenly vanished.

As detectives examined his personal relationships, they quickly realized countless people had reasons to hate him.

His criminal history, financial disputes, online conflicts, and personal relationships all became possible motives.

Suspicious

Unlike many homicide victims, investigators struggled not because there were too few suspects, but because there were simply too many.

Nearly every part of Hara's past had created another potential enemy.

Suitcase murder investigation — The discovery of the suitcase marked the beginning of one of Japan's most unusual homicide investigations.

Police continued examining his final contacts, financial records, livestream history, and digital communications to determine who had arranged his final meeting.

Final Thoughts

Tadayuki Hara spent years building an online identity around controversy, violence, and notoriety.

When his body was finally discovered inside a suitcase beside the Tama River, investigators faced an uncomfortable question: had his past finally caught up with him, or had someone carefully exploited the many enemies he had made throughout his life?

The case remains one of Japan's most talked-about modern true crime investigations because of the extraordinary life the victim had lived long before his murder.