He terrified people by using black magic.

My mother decided to try spiritual healing as a treatment for her illness.

He is learning an ancient secret art.

He is good at arithmetic.

He goes to the dojo every day to learn unarmed martial arts.

He used lip reading to understand her words.

My father used to learn bojutsu when he was young.

He is a master of jojutsu.

I am majoring in information science.

He solved the problem in a scientific way.