He supported the study of Japanese classical literature of Hirata-ha school, and as well as other members of the Aoyama family, he actively advocated the denial of the Confucian education, elimination of the Buddhist temples in the domain (including the family temple of the domain lord), and abandonment of the Buddhist mortuary tablet.
平田派国学を信奉し、他の青山一門と同様、儒教教育の否定や、藩内の寺院（藩公の菩提寺を含む）、位牌の破却を特に率先して行った。