However, because the Kadenokoji family, which was in charge of calendar making in the imperial court during the Sengoku period (the period of warring states), was cut off, the compilation of the calendar in Kyoto became disorganized.
ところが、戦国時代(日本)に朝廷において暦道を担当していた勘解由小路家が断絶した影響などで京における暦の編纂に混乱が生じた。