頑がん張ばり時どき

noun

time to give one's all; time to do one's best; time to shine

Used when a crucial moment demands maximum effort, such as an exam, competition, or career-defining task.

• ここが頑がん張ばり時どきだ。

  This is the time to give it your all.

• 受じゅ験けん生せいにとって、夏なつ休やすみは頑がん張ばり時どきです。

  For exam candidates, summer vacation is the time to do their best.