At a glance
それでは means "well then" or "in that case". It comes after something just said, and leads to a decision, suggestion or response. It is polite. The casual form is それじゃ.
A。それでは、B。
「雨ですね。」「それでは、タクシーで行きましょう。」 "It's raining, isn't it?" "Well then, let's go by taxi."
How to form it
それでは is a connector. It goes at the start of sentence B, followed by a comma.
| Form | Where it goes | Register |
|---|---|---|
| それでは | Start of the sentence after A | Polite |
| では | Start of the sentence after A | Polite, a little more formal |
| それじゃ | Start of the sentence after A | Casual |
| じゃあ / じゃ | Start of the sentence after A | Casual |