Because the clan could not collect 10,000 koku in 1669 and 13,000 koku in 1676 due to great floods, the finance became worse to the extent of asking the bakufu for exemption from Sankinkotai (a system under which feudal lords in the Edo period were required to spend every other year in residence in Edo).
寛文9年（1669年）には1万石、延宝4年（1676年）には1万3,000石が大洪水によって徴収できず、それによって参勤交代の免除を幕府に願い出ているほどである。