Key Facts
• Incident occurred on August 1, 2024, at dawn in Sendai’s Kokubuncho area.
• Defendants Koji Tada (26) and Ren Sato (27) charged with manslaughter.
• Tada and Sato consumed 38 shots of tequila at a bar before the incident.
• Victim, a 17-year-old high school student, had just finished a part-time job.
• Altercation began outside a ramen shop at 5:00 AM after Tada’s wife initiated contact.
• Tada allegedly struck the victim, causing him to fall and hit his head.
• Sato reportedly continued assaulting the unconscious victim.
• Victim died two days later from brain herniation caused by skull trauma.
• Prosecutors argue Tada and Sato acted in implicit collusion.
• Tada denies assault, claiming no involvement in the victim’s death.
• Sato admits to assault but denies causing fatal injuries or collusion.
• Prosecutors seek 10 years for Tada and 7 years for Sato.
• Verdict to be delivered on December 3, 2025.
Summary
A 17-year-old high school student tragically died following an altercation in Sendai’s Kokubuncho area on August 1, 2024. Defendants Koji Tada and Ren Sato, who had consumed 38 shots of tequila prior, are accused of manslaughter. The incident began outside a ramen shop when Tada’s wife initiated contact with the victim’s group. Tada allegedly struck the victim, causing him to fall and sustain fatal head injuries, while Sato reportedly continued the assault. The victim succumbed to brain herniation two days later. Prosecutors argue the two acted in collusion and seek 10 and 7 years of imprisonment, respectively. Both defendants deny key charges, with Tada claiming no involvement and Sato admitting to assault but denying responsibility for the fatal injuries. The verdict is expected on December 3, 2025.
