During rush hour, the trains are very crowded.

The concept of chemical equivalent is essential for understanding chemical reactions.

It is said that this Sekitou is for worshipping ancient gods.

His jokes often turn out to be many a true word spoken in jest.

He is suffering from the consequences of his own actions. It's truly a case of reaping what one sows.

He was able to find a solution from a difficult situation.

He won the game with a strategy of winning by a surprise move.

He always acts conspicuously, so the proverb 'The nail that sticks out gets hammered down' fits him perfectly.

He always acts conspicuously, which reminds me of the proverb, 'The nail that sticks out gets hammered down.'

His poem depicts a world of nothingness.