He resembles his father, Hiro, greatly. They share the same fur color, as well as the brown ears.
Tama like the rest of his siblings look up to his father Hiro admiring his strength. After running into the Aka-ari Army he fell great guilt about what happened to his brothers and Tonov but understands that he must move on for Kin and his mother but fills a great need to avenge his family.
Tama and his siblings were born in spring in Futago Pass, shortly after the death of Shōgun. As a puppy, Tama is just as mischievous as his siblings and is prone to biting. He remains in the care of his mother for most of his appearance.
After a volcano erupts in Ou, forcing the dogs to flee, Tama and his family are locked in a mine by Jinemon Kurohabaki until being later released by Daisuke.
A few months have passed since the defeat of Masamune Kurohabaki and Tama is grown up, but still lacking in fighting experience. When Monsoon attacks Ou, Tama encourages his father to fight but is escorted away with Reika and his siblings under Gin's orders.
Reika tells the children with her to rest for the night, when she notices a dog coming up the hill towards them. She recognizes him as Nyūdōunsai Sanada and tells him what has happened in Ou.
- Together with his brother Kinta's nickname Kin, it's a joke of the japanese word kintama (jap; 金玉), meaning testicles, or golden balls as a literal translation.
- As of GDN, Tamasaburō is confirmed to be his full name.