By regularly checking the key performance indicators, you can understand the performance of the company and devise improvement measures.

He is good at solving technical problems.

He always has an optimistic attitude.

His music is very avant-garde, and some people might not understand it.

He is facing economic problems.

This word is etymologically derived from Latin.

Looking at this kanji graphically etymologically, its shape represents its meaning.

Japanese history had a feudal social structure for a long time.

He often acts selfishly.

He is leading a hedonistic lifestyle.