just ducky

Adjective

informal not-comparable often sarcastic

(informal, often sarcastic) Great or going well.

Japanese Meaning

絶好調、素晴らしい。 / 事が順調に進んでいるさま。 / （しばしば皮肉を込めて）物事が期待外れにも関わらず、うまくいっていると称する表現。

Well, everything's just ducky now that the presentation file has been deleted.

さて、プレゼンのファイルが削除された今、すべてが本当に順調だよ。

Sense（1）

(informal, often sarcastic) Great or going well.

Well, that's just ducky!