He is doing a special exercise to train his occipitofrontalis muscle.

Strengthening the occipitalis muscle can reduce neck pain.

By training the frontalis muscle, your facial expressions will become more expressive.

He works at the blacksmith's every day to forge his skills.

He suffered a minor contusion on his occiput.

This festival is held every year.

He is active as a Maegashira wrestler.

He suffered a large wound on the front of his head.

I strained a muscle at the gym yesterday.

This is a special day.