Tulis terus kanggo paragraf iki - Sawise pungkasan WWII
, Pangeran Takamatsu dadi presiden kehormatan saka macem-macem organisasi amal, budaya lan atletik kalebu Japan Fine Arts Society, Denmark-Japan Society, France-Japan Society, Tofu Society for the Welfare of Leprosy Patients, Sericulture Association, Japan Basketball Association, lan Saise Welfare Society. Dheweke uga dadi pelindung saka Japanese Red Cross Society (saiki Presiden Kehormatan yaiku Permaisuri Michiko) lan dadi kontributor utama NBTHK (Nihon Bijutsu Token Hozon Kyokai utawa Masyarakat kanggo Perlindungan Pedhang Jepang). Dheweke uga dadi Presiden Kehormatan Komite Persiapan kanggo ngedegake Universitas Kristen Internasional (ICU) sing ana ing Mitaka, Tokyo.