一いっ件けん落らく着ちゃく

noun

case closed; issue settled

Used when a matter, problem, or case is finally resolved. Often carries a sense of relief or closure. Common in both formal and casual contexts.

• 長ながかった裁さい判ばんも、これで一いっ件けん落らく着ちゃくだ。

  With this, the long trial is finally settled.

• トラブルが