YOU SAID:
he is my best friend and he has a cute yellow dog who eats only meat and plays with his little red toys
INTO JAPANESE
彼は私の親友と彼は肉だけを食べるし、彼の小さな赤いおもちゃで遊ぶかわいい黄色の犬
BACK INTO ENGLISH
He's my best friend and his dog playing with his small red toy, eat only meat and cute yellow
INTO JAPANESE
彼は私の親友と彼の犬は彼の小さな赤いおもちゃで遊んで、肉とかわいい黄色だけを食べる
BACK INTO ENGLISH
He is my best friend and his dog playing with his small red toy, eat only meat and cute yellow
INTO JAPANESE
彼は私の親友と彼の犬は彼の小さな赤いおもちゃで遊んで、肉とかわいい黄色だけを食べる
BACK INTO ENGLISH
He is my best friend and his dog playing with his small red toy, eat only meat and cute yellow
That didn't even make that much sense in English.