Train · Lost · and · Found

Excuse me, I left my umbrella on the train. Where is the lost and found center?

Excuse me, I left something on the train I just rode. Where should I inquire?

Excuse me, I left something on the train. My XX (item) on the XX Line (line name).

I left a green Hello Kitty tote bag on the earlier 〇〇 Line train.

Excuse me, yesterday on the [Train Line] Line, I was on a train heading towards [Station] Station, and I left behind a black neck pillow.

Excuse me, I left my umbrella on the train just now. I rode on the XX Line up to XX Station.

I left my bag on the train, where can I inquire about it?

I left something on the train. I was riding on the [Train Line] from [Station A] to [Station B].

Excuse me, I just left my umbrella on the train I just got off. I think I left it on a seat in car number [X].