Upon Emperor Komei's visit to Iwashimizu Hachiman-gu Shrine to pray for the execution of Joi, if Iemochi received Setto (Emperor's sword that symbolically authorizes the Shogun to take charge of the upcoming battle on behalf of the Emperor) from the Emperor, he would have no choice but to execute Joi; Yoshinobu quickly made Iemochi cancel the audience [with the Emperor] by saying that Iemochi had a cold and a fever (pretended illness).
孝明天皇が石清水八幡宮へ行幸しての攘夷祈願において、天皇から家茂が節刀を受けてしまえば攘夷を決行せざるを得なくなるので、「風邪発熱」（仮病）と称して家茂に拝謁を急遽取りやめさせた。