池袋刺殺の容疑者 強い執着心か - Yahoo!ニュース

This page covers a murder case in Ikebukuro, Tokyo, where a woman was killed by her ex-boyfriend at a commercial facility. When arrested last year, the man made statements suggesting "I cannot die alone," indicating strong obsessive attachment. After the breakup, the man became a stalker and harassed the victim. Police provided support to the victim, but could not prevent the tragedy. The incident is considered a type of extended suicide, with criminal psychologists analyzing the case and questioning what measures could have prevented this outcome.