From NASA’s Release: A Japanese cargo spacecraft loaded with more than four tons of supplies, spare parts and experiment hardware is scheduled to launch from the Tanegashima Space Center in southern Japan to the International Space Station at 5:33 p.m. EDT Tuesday, Sept. 10 (6:33 a.m. Sept. 11 in Japan).

https://www.space.com/17933-nasa-television-webcasts-live-space-tv.html