Tokyo police have arrested a South Korean man on suspicion of fatally attacking his ex-girlfriend in the capital's Setagaya Ward, despite having watched him go through a security check at Narita Airport days earlier. https://www.japantimes.co.jp/news/2025/09/02/japan/crime-legal/japan-woman-stabbing-suspect-arrest/?utm_medium=Social&utm_source=mastodon #japan #crimelegal #stabbings #japanesepolice#setagaya