This entry features a series of clips posted from Twitter user @siz33one. In the top piece of footage, people are seen running inside a subway carriage, away from flames and smoke. Rail operator Keio reported and in-carriage injury at the station.
Update: NHK reported at least 17 people were injured in the attack on the Keio Line train near Kokuryo station on Sunday. Citing police, the report said a 24-year-old male suspect began attacking passengers at around 8 pm and was arrested on “suspicion of attempted murder”. Credit: siz33 via Storyful