定春, Sadaemon Wolf The Mask
Birthday: February 25 Zodiac: Piscis Height: 170 cm Weight: 300 kg Sadaharu has the outward appearance of a giant dog but is actually an inugami. When sitting on his haunches he is taller than most humans. He was left in front of Gintokis apartment in a box that had To Mr. Freelancer written on it. Sadaharu chomps on anything smaller than itself such as Gintokis and other peoples heads. Kagura seems to be the only one who can control him for she has immense strength though he chomps on her occasionally. Though he was dangerous when Gintoki first received him he has become quite tame in the later episodes and has helped the main characters in many occasions. He was named by Kagura after her first pet a rabbit which she accidentally killed while having a nightmare. He was originally owned by a pair of miko sisters who initially called him Kamiko. Recently Sadaharu has impressed a yakuzas boss and receives permission to date his dog whom Sadaharu himself has fallen in love for. Source: Wikipedia