YOU SAID:

I've got a cat, named Otis

INTO JAPANESE

オーティスという猫を飼っています

BACK INTO ENGLISH

I have a cat called Otis

INTO JAPANESE

オーティスという猫がいます

BACK INTO ENGLISH

There is a cat called Otis

INTO JAPANESE

オーティスという猫がいます

BACK INTO ENGLISH

There is a cat called Otis