He studied relentlessly to pass the exam.

Tamashii is my best friend.

Kokoro is my best friend.

He apologized from the bottom of his heart.

I've helped him many times, so if you show someone favor, they will return it. I'm sure he will help me too.

He can completely empty his emotions.

A Rhus chinensis tree is planted in this garden.

His complexion was expressing depression.

This painting has beautiful light and shade of colors, giving it a realistic feel.

We all clapped for her wonderful performance.