The Seibu 001 series (西武001系), also known as "Laview", is an electric multiple unit (EMU) train type operated by the private railway operator Seibu Railway on limited express services in the Tokyo area of Japan.

[1][2] The trains are designed by Kazuyo Sejima, and feature large windows and a rounded front end with an oval windscreen.

[3] The interior also features wheelchair spaces and a ladies’ powder room.

[5] Seven sets were ordered as a replacement for the New Red Arrow EMUs.

[3] The first set was presented to reporters at Kotesashi depot on 14 February 2019.