“Earnestness Multiplies Your Strength 100 Times” (Magazine: Gendai) 「真剣は実力を百倍す」（雑誌現代）

Table of Numbers for Poles at a Laver Farm, Fiscal Year of 1953

Postcard Requesting for Appearance at the Tokyo Prefectural Office (Addressed to Mr. Aoki Kōhei, Hongō Regimental District in the Kitaadachigun Government Office, Urawaku, Saitamaken)

Tokyo Asahi Shimbun Newspaper Extra

Document of Samurai Class

Funabashi Seiichi Business Card

Photograph of the Great Kantō Earthquake: Powder Magazine

Haori