Actually this a going away train. A red steel plate in the right side of the train indicates that's a last coach(end of the train). It has to show & clearly seen

The backhoe stopped for a moment while this commuter was passing by to Porong station

Doraemon is leaving Sidoarjo as a commuter service to Surabaya

Waiting its schedule for departing Porong at 3pm sharply after an executive passenger class of Mutiara Timur passing by