Anyway, the 8th generation Barbarian Subduing General Yoshimune TOKUGAWA sent the astronomical scholar Masayoshi NISHIKAWA to Kyoto, in an attempt to make a new calendar based on the Western astronomy.
折りしも、8代征夷大将軍徳川吉宗は、西洋天文学に基づいて新暦作成のために天文方の西川正休を京都に派遣した。