Ujinori had a reputation for preeminent ability of diplomacy, whereas his older brother Ujiteru HOJO and Ujikuni HOJO were known for their ability of governance and military prowess.
兄の北条氏照や北条氏邦は統治能力と武勇で知られていたが、氏規は秀でた外交手腕で世に聞こえた。