Norakuro (のらくろ) is a Japanese manga series created by Suihou Tagawa. The titular protagonist, Norakuro, or Norakuro-kun, is a black and white dog. The name Norakuro is an abbreviation of norainu (野良犬, stray dog) and Kurokichi (黒吉, the name of the dog, literally meaning "black lucky").

(Source: Wikipedia)