to undergo a significant change or improvement
大きな変化や改善を経験する (ookina henka ya kaizen o keiken suru)
"The company had to go through a transformation to survive in the competitive market."
"その会社は競争の激しい市場で生き残るために変革を遂げなければならなかった。" (sono kaisha wa kyoso no hageshii shijo de ikinokoru tame ni henkaku o togenakereba naranakatta)
Something that is very expensive.
to take on a task that is too difficult
to make a problem seem less serious
stating one’s personal opinion only, not others’
to surrender or give up
to begin a new stage or period in life