補足 2

ただし

however
今は雨がふっていません。ただし、傘を持って行った方がよさそうですよ。

It's not raining now. However, it seems better to bring an umbrella with you.

雨の日でも、あの山は見えるでしょう。ただし、晴れの日に見るほど、きれいじゃないかもしれません。

You can see that mountain even on a rainy day. However, it may not be as beautiful as it looks on a sunny day.

補足 2