While being swept down the river, Natsume managed to feel the presences of Hudzuki-gami.  Natori must make the choice to follow Natsume instincts or seal Fudzuki-gami.
Thus, we assumed that he had grown tired of
 watching over the mountain from his shrine,
Por eso considerábamos que 
estaba descansando en el sello
Por lo que consideramos que lo había tomado como una oportunidad para descansar.
Então supomos que ele se cansou de proteger a floresta