On the other hand, in the Muromachi Period when "Ataka" was believed to be accomplished and in the Kamakura Period in the story, it was not so serious crime and the control of gokenin (an immediate vassal of the shogunate in the Kamakura and Muromachi through Edo periods)by bakufu (Japanese feudal government headed by a shogun) was not so strict.
それに対し、『安宅』が成立したと考えられる室町時代や作中の時代である鎌倉時代ではそれほど重い罪ではなく、また幕府による御家人の統制もそれほど厳しくはなかった。