It's the same the other way round. I'm a from Hong Kong and I have no trouble reading Kanji in Japan. Once I learned Katakana (which usually just transliterates

It's the same the other way round. I'm a from Hong Kong and I have no trouble reading Kanji in Japan. Once I learned Katakana (which usually just transliterates English) I can also decode 95+% of the things written. And I can't communicate verbally at all... That said, the voice in my head just pronounces the Japanese Kanji in my native Cantonese...