Choei summarized his opinions on the incident in "Bojutsu Yume Monogatari" (literally, a fantasy in the Bojutsu year), which was read internally (however, against his expectations, this book became well-known among many scholars).
長英はそうした意見をまとめた『戊戌夢物語』を著し、内輪で回覧に供した（ただし、長英の想像を超えてこの本は多くの学者の間で出回っている）。