In addition to the background of Yoken himself, the historical background of this story was as follows: The period from the last years of World War II, through Japan's defeat, to directly after the war's end; the period in which the Japanese people's spiritual beauty was, in their consciousness, denied and trampled upon by the United States.
養賢個人の背景だけでなく、時代背景としては大戦末期から敗戦、戦後直後であり、日本人の精神的美が否定され、アメリカに蹂躙された意識の時代であった。