unexpectedly, surprisingly; more ... than expected
お前って案外深いな
You're deeper than I expected.
— カンフーハッスル (2004)
あの人は案外いい人かもしれない。
That person might actually be a pretty good person.
案外いい部屋ね
This room is surprisingly nice.
— 魔女の宅急便 (1989)
あの子の英語案外よかったよ。
That kid's English was surprisingly good.
案外子供っぽい反応するのね。
You react in a surprisingly childish way.
案外そうかもしれないよホラ。
Maybe that’s actually true, you know. See?
— となりのトトロ (1988)