Pleased that they had reached an agreement after all the discussions they had had over a month, Kido suggested that the restaurant's name be renamed 'Kagairo,' and he calligraphed the name on its signboard by himself.
しかし、1ヶ月におよぶ議論の妥結を喜んだ木戸は、舞台となった料亭・加賀伊の店名を「花外楼」と改名することを提案、みずから看板を揮毫した。