Just now breaking. Knife attack around Tokyo.
http://www.bbc.com/news/world-asia-36890655
http://www.usatoday.com/story/news/w...apan/87544148/
http://www.independent.ie/world-news...-34912115.html
Added a few more links. Reports coming in, up to 19 possibly dead.
Reported that it was a former, 20 year old employee, turned himself in.