YOU SAID:
I don't know how to speak one word of Japanese!
INTO JAPANESE
日本語が一言話せない!
BACK INTO ENGLISH
I can't speak a word in Japanese!
INTO JAPANESE
日本語が話せない!
BACK INTO ENGLISH
I can't speak Japanese!
INTO JAPANESE
私は日本語が話せない。
BACK INTO ENGLISH
I can't speak Japanese.
INTO JAPANESE
私は日本語が話せない。
BACK INTO ENGLISH
I can't speak Japanese.
That didn't even make that much sense in English.