Sakon is a Siberian Husky that appears in the Ginga Densetsu Weed manga and with his brother Ukon.
Ginga Densetsu Weed
Sakon and his brother Ukon appear when the story of Rocket, Missile, and Jet's childhood when the take control of Saburō's pack and mercilessly attack the three brothers. After a while the former pack leader Saburō offers himself to be tortured and killed by the Husky brothers instead of them continuing the torture of the Borzoi brothers. Sakon accepts and kills Saburō with Ukon's assistance. It is unknown what happens to Sakon after this but it is assumed that he's alive even though there is no further mention of him in the manga.