He had to change schools because of his family's job transfer.

He is majoring in Japanology at university.

He is globally recognized as an expert in Indology.

The sexology class is very interesting.

Sexology is the scientific study of human sexual behavior and sexuality.

He is reading a book about demonology.

Eugenics is the science of improving human genetic qualities.

I like learning instrumental music.

He is a famous kapellmeister, and has directed many orchestras.

Physics and chemistry classes are very difficult.