Battle of Dan-no-ura
After Kiyomori's death in 1181, Tokiko's son, Taira no Munemori, became the head of the Taira clan. After this, she became the representative pillar of the Taira clan. According to the "Tale of the Heike", Taira no Tokiko drowned herself during the Battle of Dan-no-ura together with her grandson, Emperor Antoku.