Keigo Higashino is one of the most widely known detective novelists in Japan. His works, like incredible cases, ingenious reasoning and enthralling plots, revealing the complexity of human relations, are often known as “dark aesthetic novels”. Miracles of the Nayami General Store, one of his most influential works, however, does not fall into the category. The narrative motif running through a cluster of heart-warming stories and the clue afforded by time-travelling letters unfold a series of humanistic decisions concerning dreams, love, family, and humanity. The paper is text analysis of Miracles of the Nayami General Store in terms of narratology . First of all, the novel is associated with humanism; and then the humanistic concern is explored from four perspectives: dreams, love, family and humanity. Finally, it is concluded that the approval of individual values, inclusivity of love, affection of parents towards their children, and redemption of humanity are manifestations of humanistic concern in Keigo Higashino’s literary works.