YOU SAID:
he has a few screws loose
INTO JAPANESE
彼は、いくつかの緩んだネジを持っている
BACK INTO ENGLISH
he has some loose screws
INTO JAPANESE
彼はネジが緩んでいる
BACK INTO ENGLISH
he has loose screws
INTO JAPANESE
彼はネジが緩んでいる
BACK INTO ENGLISH
he has loose screws
You should move to Japan!