Cats are animals found in Harvest Moon: A Wonderful Life, Harvest Moon: Another Wonderful Life and Harvest Moon: A Wonderful Life SE. Cats do not do much and one can be owned as a pet. There are a total of three cats that can be found in game, although you can only ever own one.
In chapters 2+ if you wake up after your husband a random event may trigger in which Romana will visit you and give you a black cat. Some say you do not have to befriend her to get the cat, however, it is still recommended to do so if you want the weird watering can from her.