YOU SAID:

i need to buy a cat plush

INTO JAPANESE

猫のぬいぐるみを買わなければなりません

BACK INTO ENGLISH

I have to buy a cat stuffed animal

INTO JAPANESE

猫のぬいぐるみ買わなきゃ

BACK INTO ENGLISH

I have to buy a stuffed cat

INTO JAPANESE

猫のぬいぐるみを買わないといけない

BACK INTO ENGLISH

I have to buy a stuffed cat