He can speak American English fluently.

Wasei-eigo is a uniquely Japanese English-like language.

He works as a Japanese-English interpreter.

Learning Modern English is important for smooth international communication.

The study of Middle English is very important for understanding the history of English.

I am learning Old English.

He wants to work in an Anglosphere country.

He has a strong Canadian English accent.

He has a strong Australian English accent.

He has a strong New Zealand English accent.