Translation of "written oath" into Japanese

Saiga shu greatly troubled Nobunaga , but later yielded to him by giving him their written oath .

雑賀 衆 信長 を おおいに 苦しめ る が 、 後 に 誓紙 を 差し出し 降伏 。

It was determined from a written oath which was sealed with blood , that his blood type was AB .

誓文 の 血判 から 判定 さ れ た 血液 型 は AB 型 で あ る 。