皆川淇園門人公巌口授・恵広筆記『易学開物小箋記聞』について（上）

抄録

This article will introduce and analyze "Ekigakukaibutsushōsen-kibun". "Ekigakukaibutushōsen-kibun" is the manuscript that clarifie doctrines and Kaibutsu-gaku (Opening the Meanings of Characters Theory) of MINAGAWA Kien. Kaibutsu-gaku is a method to analyze the meaning of Chinese characters by phonemes. For this analysis, it had required the simplified chart called "Ekigakukaibutushōhsen". Recently, the author has obtained the manuscript of "Ekigakukaibutushōhsen-kibun". It was taught orally by Kōgan, the disciple of Minaga-wa Kien and was recorded by Ekō. The manuscript reveals the essence of enigmatic Kaibutsu theory and the human net-works that support the theory.