2019/03/17 15:19m/7Dkm+g20952ドア開閉音更新 [5 - B] ( - )
2020/02/23 09:29VJfFPPD920954前照灯LED [2 - B] (20200223 - )
2024/04/03 08:50YWbjz+qf20954前照灯LED [2 - B] (20200223 - 20240403)
2020/03/03 09:31taEFwbLb20953前照灯LED [2 - B] (20200303 - )
2024/04/03 08:50YWbjz+qf20953前照灯LED [2 - B] (20200303 - 20240403)
2020/03/04 07:563wA+LugA20951前照灯LED [2 - B] (20200304 - )
2024/04/03 08:49YWbjz+qf20951前照灯LED [2 - B] (20200304 - 20240403)
2020/03/08 08:25E68y0zq620955前照灯LED [2 - B] (20200308 - )
2024/04/07 09:433sTqfTr820955前照灯LED [2 - B] (20200308 - 20240403)
2020/03/13 13:54eqfOET3L20952前照灯LED [2 - B] (20200313 - )
2024/04/03 08:49YWbjz+qf20952前照灯LED [2 - B] (20200313 - 20240403)
2020/06/18 10:12Oj6NgGl323145レール塗油器 [5 - C] (20181005 - )
2020/06/19 09:06ae7g7nB223146レール塗油器 [5 - C] (20181023 - )
2021/03/30 10:21eazBMT9B20951線路モニタリング装置準備工事 [5 - C] (20210329 - )
2021/07/18 14:02v5W1h/Bc23143レール塗油器 [5 - C] ( - )
2021/10/10 21:22wRjF07MQ20955線路モニタリング装置搭載 [5 - C] (20210907 - )
2023/06/01 19:16jlCX3D2I20952線路モニタリング装置搭載 [5 - C] (20180322 - )
2023/06/01 19:17jlCX3D2I20953線路モニタリング装置予備車 [5 - C] (20211102 - )
2024/05/03 14:48V4aMVjei231414号車前面編成札フォント違 [2 - B] ( - )