Due to the accident at Kiyose Station in Tokyo, the Seibu Ikebukuro Line has suspended operation on the up and down traces between Ikebukuro Station and Tokorozawa Station in Tokorozawa City, Saitama Prefecture from earlier than 9 am. As a end result, trains between Toshimaen Station and Nerima Station on the Toshima Line and between Kotake-Mukaihara Station and Nerima Station on the Seibu Yurakucho Line are each suspended. It is anticipated to renew operation round 9:50 am.
Source