Seibu 001 series


The Seibu 001 series, also known as "Laview", is an electric multiple unit train type operated by the private railway operator Seibu Railway on limited express services in the Tokyo area of Japan. They will replace the 10000 series EMUs currently in service on the Seibu Ikebukuro Line and Chichibu Line.

Design

The trains are designed by Kazuyo Sejima, and feature large windows and a rounded front end with an oval windscreen.
Based on the concept of "a new train that no one has ever seen before," it was designed based on the following design concepts.

Formation

The trains consist of eight cars per set.

Interior

Seating accommodation consists of 2+2 seating, with power outlets at all seats. The interior also features wheelchair spaces and a ladies’ powder room. Free WiFi is provided in all cars.

History

Seven sets were ordered as a replacement for the New Red Arrow EMUs. The first set was presented to reporters at Kotesashi depot on 14 February 2019. The 001 series entered revenue service on 16 March 2019.
In 2020, the train type received the Blue Ribbon Award.
On 21 October 2025, Seibu announced its plans to procure a restaurant train based on the 001 series. The new train will be composed of four cars. It is planned to enter service in March 2028 on various Seibu lines including the Ikebukuro Line, Shinjuku Line, and Chichibu Line.