YOU SAID:
never gonna to give you up never gonna let you down
INTO JAPANESE
絶対にあなたをあきらめない 決してあなたを失望させない
BACK INTO ENGLISH
i will never give you up i will never let you down
INTO JAPANESE
私は決してあなたをあきらめません 私は決してあなたを失望させません
BACK INTO ENGLISH
i will never give you up i will never let you down
That didn't even make that much sense in English.