YOU SAID:

I have turtle head my on

INTO JAPANESE

私はタートル頭を私の上に持っている

BACK INTO ENGLISH

I have a turtle head on me

INTO JAPANESE

私は私の上にカメの頭を持っている

BACK INTO ENGLISH

I have a turtle's head on me

INTO JAPANESE

私は私の上にカメの頭を持っている

BACK INTO ENGLISH

I have a turtle's head on me