Below is the abstract from pages 82-85 and 193-239 of the "Fukuzawa Yukichi no Shinjitsu" (The Truth about Yukichi FUKUZAWA) (Bunshun Shinsho paperback, ISBN 4-16-660394-9) by Yo HIRAYAMA, an Assistant Professor of the Faculty of International Relations of University of Shizuoka.
以下、静岡県立大学国際関係学部助教の平山洋による『福沢諭吉の真実』（文春新書、ISBN4-16-660394-9）、pp.82-85、pp.193-239からの情報を要約する。