A 36-year-old man, Yuichi Sasaki, was arrested by the Chiba Prefectural Police for allegedly assaulting a 5-year-old boy, resulting in severe injuries including intracranial bleeding. The incident occurred in Funabashi City, where the boy was reportedly under the care of Sasaki, who is an acquaintance of the boy's mother. Despite the severity of the boy's condition, Sasaki has denied wrongdoing, claiming he thought the events were accidental.

The alleged assault transpired on the afternoon of the 27th, during which Sasaki reportedly struck the boy on the cheeks and threw him, inflicting critical injuries that led to the child being unconscious. The police are currently investigating the specifics of the incident, including Sasaki's claim that they were engaged in training activities such as sumo or judo at the time of the assault. This situation raises concerns about child safety and the responsibilities of caregivers.

As the boy remains in a coma and his future remains uncertain, this incident has sparked widespread outrage and concern within the community. It also highlights issues regarding the safety of children when left in the care of acquaintances, emphasizing the need for stronger protective measures and awareness among parents regarding whom they trust with their children.