You say that, but it's not important with だって
Grammar Explanation: That said with だって

Yui hurries to her clubhouse to tell her friends, Kotoha and Sacchan, about a big case: there’s a cat that looks like a panda. However, Sacchan doesn’t engage in the topic and Kotoha continues playing her video game.
- 結衣:
- 「もおマジメに聞
( いてよ 琴葉( もっ」- “Geez, listen seriously. You too, Kotoha.”
- さっちゃん:
- 「だって全然
( 大変( じゃないじゃん」- “You say that, but it's not a big deal at all, right?”
- Literal: “Because it isn't hard at all, is it?”
- “You say that, but it's not a big deal at all, right?”
Key Points
1だって introduces the reason for not caring
- Sacchan uses だって to justify why she is not listening seriously.
2て makes a request
- 聞
( いてよ asks Sacchan and Kotoha to listen. The て-form makes the request without ください, and よ presses the request on the listener.
3全然〜じゃない makes a full negative
- 全然
( 大変( じゃない means “not a big deal at all”. - 全然 expects a negative ending here.
4じゃん seeks agreement casually
- じゃん adds “right?” or “isn’t it?” to her dismissal.
Vocabulary
大変 (Serious)
大変
( means serious, terrible, or difficult, and it is also widely used as an adverb meaning “very.” As a noun or adjective-like expression, it often describes a situation that has changed for the worse and become hard to handle. The underlying idea is that things have changed in a big way from the ordinary state.
See Also
- Grammar: Marking the topic with は and も
- Grammar: Connecting actions with 〜て・〜で
三ツ星カラーズ © its respective creators. It is used here for educational commentary.