YOU SAID:
Hello, I got my nails done
INTO JAPANESE
こんにちは、私は爪が完了した
BACK INTO ENGLISH
Hello, I have completed the nail
INTO JAPANESE
こんにちは、私は爪を完了しました
BACK INTO ENGLISH
Hello, I completed the nails
INTO JAPANESE
こんにちは、私は爪を完了しました
it is unlikely that this phrase will ever reach equilibrium