Although the new administration had overthrown the Kamakura bakufu, it was essential for the administration without its own military force, to reward warriors, who participated in the coup to overthrow the Kamakura bakufu, so as to prevent them from plotting a breakaway.
倒幕を実現させたと言えども、実際には直属の軍隊を持たない新政権にとって倒幕に参画した武士に恩賞を与えることは彼らの離反を防ぐ意味でも重要であった。