The 281 series (281系, 281-kei) is a DC electric multiple unit (EMU) train type operated by West Japan Railway Company (JR-West).

Introduced on September 4, 1994, it is used exclusively for Kansai Airport Limited Express Haruka services to and from Kansai International Airport.

Built jointly by Kinki Sharyo and Kawasaki Heavy Industries,[1] the trains are used on the Haruka limited express service via the Kansai Airport Line in three- or six-car formations.

[citation needed] Sets are based at Hineno Depot, and are formed as shown below.

The KuMoHa 281 car is fitted with one WPS27D scissors-type pantograph.