N3 — outside your level filter

even so; all the same — grants what was just said and voices a reaction that stands regardless

忙いそがしいのは分わかるよ。それにしても、連絡れんらくぐらいしてほしかったな。

isogashii no wa wakaru yo. sore ni shite mo, renraku gurai shite hoshikatta na.

I get that you're busy. Still, I wish you'd at least been in touch. casual

値上ねあげは仕方しかたがないでしょう。それにしても、二倍にばいは高たかすぎます。

neage wa shikata ga nai deshou. sore ni shite mo, nibai wa takasugimasu.

A price rise may be unavoidable. Even so, double is too much. neutral

Variants

それにしましてもsorenishimashitemoformal
ます slipped into the する of the connective — the shape used from a podium or across a counter, never in ordinary conversation.

それにしても

それにしてもsore ni shite moN3neutral