noun
railcar depot; train depot
A facility where trains are stored, maintained, and dispatched. Used primarily in railway contexts.
この電車区には最新の整備設備が整っている。
This train depot is equipped with the latest maintenance facilities.
Compound of 電車 (densha, 'electric train') and 区 (ku, 'ward' or 'district'), referring to a designated area for electric trains.