In April 1967, "Fukuzawa Yukichi - Ikitsuzukeru Shisoka" (Yukichi FUKUZAWA - Living Theorist) (published by Kodansha) by a scholar of Western History of Ideas Kenji KONO was published.
1967年4月に、西洋思想史研究者河野健二の『福沢諭吉--生きつづける思想家』（講談社）が発行された。