He is an expert in folkloristics and has a lot of knowledge about local traditions.

He is a specialist in that field.

He reads a lot of books.

He spends a lot of time studying.

My hometown is Kyoto.

In Japanese folklore, there are many festivals and traditions.

Japanese traditional culture is highly valued around the world.

He is an expert in folklore studies, and his research is highly regarded worldwide.

I'm always amazed by his extensive knowledge.

His specialty is physics.