Let's set the keyframe for this animation.

The levator costae brevis is a part of our back muscles.

The puborectalis muscle plays a crucial role in controlling defecation.

The stylohyoid muscle is part of the muscles of the head and has the role of lifting the hyoid bone.

The thyrohyoid muscle is one of the muscles that lift the larynx.

Kei's birthday party was filled with everyone's jubilation.

He laughed watching the children frolicking in the park.

I thought his behavior was strange.

The preface of this book is very interesting.

Shun is a good cook.