Largest horizontal roller shutter
Who
Metropolitan Intercity Railway Company, Yokobiki SR Co., Ltd.
What
69.29 square metre(s)
Where
Japan (Tsukubamirai)
When

The largest horizontal roller shutter measures 69.29 m² (745 ft² 121 in²) and was achieved by Yokobiki SR Co., Ltd. and Metropolitan Intercity Railway Company (both Japan) in Tsukubamirai, Ibaraki, Japan, on 29 September 2017.

The shutter is installed at a train maintenance facility, in order to protect mechanics from falling.