However, it had been suspected that Ono's research about the customs and manners of samurai might have violated the regulation at the stage of publishing "Tonoibukuro" and "Taihei-nenpyo" (a chronicle of the Edo period).
だが、大野の武家故実の研究がその規定に反する疑いが先著である『殿居囊』・『泰平年表』刊行の段階で持たれていた。