そりゃあ

well, of course, that's...

interjection Rare #30,240
well, of course A conversational expression used to show agreement, emphasis, or surprise; a colloquial form of それは.
JA: そりゃあ、そうだよ。
EN: Well, of course that's true.

そりゃあ

Well...

— AKIRA (1988)

そりゃあすごいぞ

Wow, that’s amazing!

— となりのトトロ (1988)

そりゃあ・・・

Well...

— ハウルの動く城 (2004)

そりゃあ

Why, me, of course.

— ハウルの動く城 (2004)

そりゃあかまわないけど

Sure, I don't mind, but...

— 魔女の宅急便 (1989)

そりゃあ

Well, of course.

— 魔女の宅急便 (1989)

adverb Rare #33,850
well, that's... Colloquial contraction of それは; often used to introduce an obvious or emphatic statement.
JA: そりゃあ、難しいよ。
EN: Well, that's difficult.

そりゃあそうだけど

Well, sure, but...

— 千と千尋の神隠し (2001)

そりゃあ楽しそうじゃん

That sounds fun, doesn’t it?

そりゃあいいですよ

Sure, that’s fine.

— 東京物語 (1953)

そりゃあ無茶だ

That's asking too much.

— 生きる (1952)