を飼う

to keep as a pet

→ を
phrase Common #3,635
to keep as a pet Used with を to say that someone owns or keeps an animal as a pet. 飼う is often translated as “to have” in this context.
JA: いつか猫を飼う。
EN: I will have a cat someday.

を飼うための基本的なルールは何ですか

What are the basic rules for owning a dog?

きっと居る大家族を飼うからね

There’s probably a dog too, since large families tend to have dogs.

— 灼熱の魂 (2010)

私たちにはを飼う余裕がない

We can’t afford to keep a horse.

を飼うようにしなさい

You should keep a dog, cat, or chicken.

父は僕がを飼うことを許してくれないんです

My dad won’t let me have a dog.