Overview
- Police arrested Aiko Kobayashi, 58, at the scene on suspicion of attempted murder after two diners were stabbed at a first-floor restaurant in the Rihga Royal Hotel Tokyo in Shinjuku.
- A man in his 50s and a woman in her 40s were taken to hospital by ambulance; the woman sustained injuries to her right eye and both shoulders expected to need about two weeks of treatment, and the man suffered minor injuries.
- Kobayashi admitted the attack and told investigators she does not remember why she stabbed them.
- Investigators say the three had a prior dispute related to a marital relationship and are examining whether it prompted the assault.
- According to police and other accounts, the suspect allegedly brought a small knife and stabbed the female victim in the back of the head during a meal with friends.