Aizo SOMA and the members of Kinshukai were worried about Iguchi's future, and decided to establish a private school 'Kensei Gijuku' with the support of Kiyo USUI, an influential person in the village and Yasubei SOMA, Aizo's father, so that Iguchi could start his ideal education.
ことの成り行きを心配した相馬愛蔵ら禁酒会のメンバーが、井口が理想の教育を行えるようにと、村の有力者臼井喜代、愛蔵の父相馬安兵衛の援助を得て、私学校「研成義塾」を村に作ってくれることになった。