Taira no Taketsune
Taira no Taketsune, also called Chichibu no Taketsune, was the second son of Taira no Masatsune of the Chichibu Taira. Toshima clan tradition names him as the founder of the Toshima line.
He followed Minamoto no Yoriyoshi and Minamoto no Yoshiie on their Ōshū campaigns and fell in either the Earlier Nine Years' War of 1051–1062 or the Later Three Years' War of 1083–1087. His son was Taira no Tsuneie.