YOU SAID:
It is kitten, cats, and kittens.
INTO JAPANESE
子猫、猫、子猫です。
BACK INTO ENGLISH
It is kitten, cats, and kittens.
INTO JAPANESE
子猫、猫、子猫です。
BACK INTO ENGLISH
It is kitten, cats, and kittens.
That didn't even make that much sense in English.