YOU SAID:

I totally know how to Japanese

INTO JAPANESE

私は日本語の使い方を完全に知っています

BACK INTO ENGLISH

I completely know how to use Japanese

INTO JAPANESE

日本語の使い方を完全に知っています

BACK INTO ENGLISH

I fully know how to use Japanese

INTO JAPANESE

日本語の使い方をよく知っています

BACK INTO ENGLISH

I know how to use Japanese well

INTO JAPANESE

日本語の使い方をよく知っています

BACK INTO ENGLISH

I know how to use Japanese well