According to "Kojiki," a Japanese history book, 'the funeral rites were conducted on October 23, 628 and, according to the posthumous order, her remains were buried in the tomb where her son, Prince Tamura, slept.
日本の歴史書である『古事記』には、「その年の9月20日(旧暦)に喪礼が執り行われ、遺令によって女帝の亡骸は息子・竹田皇子が眠る墓に合葬された。