"Koshu Nikki" (Record of the Days in May 1841, Year of the Ox) is a record of that time, with sketches and diaries written during his trip from Edo and stay in Kofu.
この時の記録が『甲州日記』（「天保十二年丑年卯月日々の記」）で、江戸から旅した際に道中や滞在中の写生や日記を書き付けられている。