Formal — to staff
Train · Station · Lost · Found
You
すみません、昨日、電車の中に傘を忘れてしまったのですが、届いていますか?
すみません、きのう、でんしゃのなかにかさをわすれてしまったのですが、とどいていますか?
Excuse me, I left my umbrella on the train yesterday. Has it been turned in?
Romaji: Sumimasen, kinō, densha no naka ni kasa o wasurete shimatta no desu ga, todoite imasu ka? / Reply Romaji: Donoyō na densha ni noraremashita ka? Kuwashiku jōkyō o okikase itadakemasu ka?
Reply
どのような電車に乗られましたか?詳しく状況をお聞かせいただけますか?
どのようなでんしゃにのられましたか?くわしくじょうきょうをおきかせいただけますか?
Which train did you take? Could you please tell us more about the situation in detail?
Gesture & etiquette
None specific, perhaps a slightly worried expression to convey the situation's importance.
Be prepared to provide specific details: train line, time, direction, specific car number if possible, and a clear description of the item. Patience is key.