The external anal sphincter plays a crucial role in helping us control defecation.

The external urethral sphincter is an important muscle for controlling the excretion of urine.

I went to see the beautiful scenery of Sotogahama.

He decided to change his character.

He said he would come back tomorrow.

I solved this problem over and over again, and finally understood all the patterns thoroughly.

My schedule has changed.

He is a very talented arranger.

He treats everyone fairly without prejudice.