YOU SAID:
Hello, How are you? I am underwater.
INTO JAPANESE
こんにちは、元気ですか。私は水中です。
BACK INTO ENGLISH
Hello how are you? I'm underwater.
INTO JAPANESE
こんにちは、元気ですか。私は水中にいます。
BACK INTO ENGLISH
Hello how are you? I'm underwater.
That didn't even make that much sense in English.