source https://www.cnn.com/2021/10/31/asia/tokyo-train-knife-fire-intl/index.html
Man wielding knife sets fire to Tokyo train, injuring at least 8, public broadcaster reports
A man has been arrested by Tokyo police after brandishing a knife and starting a fire on a moving train in the Japanese capital on Sunday, the country's public broadcaster NHK reported.
source https://www.cnn.com/2021/10/31/asia/tokyo-train-knife-fire-intl/index.html
source https://www.cnn.com/2021/10/31/asia/tokyo-train-knife-fire-intl/index.html