Yasutoki started to consider the need for a 'legal code' that employed the sound commonsense in the warrior society called 'dori' as its criterion in order to serve as the basis of a more unified warrior society, thereby employing the precedents, and the opinions of the council members were similar to his own.
泰時は「道理」（武士社会の健全な常識）を基準とし、先例を取り入れながらより統一的な武士社会の基本となる「法典」の必要性を考えるようになり、評定衆の意見も同様であった。