Shippō's father

was a Kitsune like his son.

History
He lived with Shippō in a village. At one point, he obtained a shard of the Shikon no Tama. He was killed by the Thunder Brothers for his shard.

During the Story
When Shippō's father was killed, his fur was used by Manten as a decorative sash. This caused Shippō to seek revenge on them, first by stealing jewel shards from Kagome Higurashi and Inuyasha. After hearing his story, Kagome and Inuyasha eventually agree help him, and the Thunder Brothers were killed by Inuyasha. During the battle, Shippō's father's spirit protected his son and Kagome from one of Hiten's attacks using his pelt.

Relationships
Shippō loved his father very much. He was willing to avenge his death.
 * Shippō