Taira no Tokimori

Chinese name	平时盛
Life	生卒年不详
Country	Ashikaga
Birthplace	Suzuka
Dynasty	Taira
Culture	Saigoku
Religion	Shintō

From the mod
Descriptions for Every Historical Character

Taira no Tokimori was a Taira warrior whom Buzen genealogies call a cousin of Taira no Kiyomori. His sixth son Yasumori, appointed governor of Buzen Province in 1157, built a stronghold at Nagano in Kiku District and founded the Buzen Nagano warrior clan.

References

ja.wikipedia.org/wiki/豊前長野氏