すごいね

Phrases / Greetings and goodbyes

失礼しつれいします。

Shitsurei shimasu.

Excuse me (on entering, leaving, or hanging up).

Word for word
“I will be rude.”
Politeness: Polite
です/ます style. The safe default with strangers, shop staff and colleagues.
When you would say it
Entering an office, leaving a room, ending a phone call politely.
Worth knowing
Knock, then say 失礼します as you enter and again as you leave.