He was involved in compiling the province-wide cadastral survey (known as "kuni ezu" in Japanese) for Kofu domain, and after working with the convoluted Juji Calendar he began looking for an opportunity to revise the calendar system, but once the Jokyo Calendar, developed by Harumi SHIBUKAWA, was created, he had no chance to make any noteworthy achievements with regards to the calendar.
甲府藩の国絵図の編纂に関わり、又改暦に備えて授時暦を深く研究して改暦の機会を窺っていたが、その後渋川春海によって貞享暦が作られ、暦学において功績を挙げることは適わなかった。