His surname has a historical background.

This is a general opinion.

This is a general Japanese home cooking.

In the past, people tried to predict the future using fortune-telling (卜).

In the old days, people used to predict the future using fortune-telling.

My surname is Tanaka.

His surname indicates a famous clan in that region.

His surname is very uncommon.

My surname is Tanaka.

卜 is a common Chinese surname.