Nintendogs + Cats (ニンテンドッグス＋キャッツ, Nintendoggusu + Kyattsu) is a real-time pet simulation video game for the Nintendo 3DS.

All three editions of the game were re-released on the Nintendo eShop on January 30, 2013, in Japan, December 19, 2013, in Europe and November 6, 2014, in North America.

[9] If one of the Nintendo character cards (such as Mario, Link, Samus, or Kirby) is used, the dogs will appear wearing hats, fitting the theme of their respective games.

He stated that "Making a game called Nintencats just didn't seem right for Nintendo", so he brought cats into Nintendogs.

[13][14] Japanese magazine Famitsu gave the game a 38/40, the highest score of all Nintendo 3DS launch titles.

[16] Two months after the first launch, Nintendo announced sales of 1.71 million units, making it officially the first platinum game for the 3DS.