YOU SAID:

Once every couple thousand years or so, when the sun doth shine and the moon doth glow

INTO JAPANESE

数千年に一度、太陽も月も輝くとき

BACK INTO ENGLISH

Once in thousands of years, when the sun and moon shine

INTO JAPANESE

数千年に一度、太陽と月が輝くとき

BACK INTO ENGLISH

Once in thousands of years, when the sun and moon shine