He ended up committing a serious mistake.

He admitted his mistake.

This world where people live is beautiful, and sometimes harsh.

This old document details the lifestyle of humans.

Humans can make mistakes.

He is involved in the development of androids.

Rumors are spreading throughout the town that he is a werewolf.

He became distrustful of other people due to his past experiences.

I undergo a complete medical checkup every year.

He was recognized as a living national treasure of Japan.