to show the necessary ability when faced with a challenge
困難に直面したときに必要な能力を発揮すること (konnan ni chokumen shita toki ni hitsuyou na nouryoku o hakki suru koto)
"When the team needed him most, he rose to the occasion and led them to victory."
"チームが最も彼を必要としていたとき、彼はその場で力を発揮し、勝利に導いた。" (chiimu ga mottomo kare o hitsuyou to shite ita toki, kare wa sono ba de chikara o hakki shi, shouri ni michibiita)
with no special conditions or restrictions
to think creatively or unconventionally
To discuss and find a solution collectively.
to waste time creating something that already exists
a promise made with sincerity and integrity
to be so worried or upset that you don't know what to do