He was also a Jodo (Pure Land) sect Buddhist, so he concentrated his energy on restoration (repair and construction of temple districts) of many Buddhist temples including his family temple: Shinkyo-ji Temple, Konkai Komyo-ji Temple, Zendo-ji Temple and other Jodo sect temples, and endeavored to protect Buddhism.
吉政は浄土系宗派の仏教徒で、菩提寺である真教寺、金戒光明寺、善導寺など浄土系仏教寺院を含む、多くの仏教寺院の再興（改修・寺町の造営など)にも力を尽くし、仏教の保護にも努めた。