YOU SAID:
hi hi hi chest big is
INTO JAPANESE
こんにちは、こんにちは胸は大きいです
BACK INTO ENGLISH
Hello, hello, I have big breasts
INTO JAPANESE
こんにちは、こんにちは、私は胸が大きいです
BACK INTO ENGLISH
Hello, hello, I have big breasts
That didn't even make that much sense in English.