There is a recent, lengthy & very valuable article by professor Matsuda Kiyoshi 松田清 @happymnt on the "B. A. senki" as translated by Aochi Rinsō 青地林宗 (1775-1833) and its underlying original, also providing the two versions in full (pdf: https://t.co/11hBNIIDyc). 10/ https://t.co/qf8nvqIMHu