The fourth head, Gentaro YOSHIMURA, had a career as the representative of the Shuzogyo Fukkatsu Kisei-domei (an association formed to carry out reactivation of the sake brewing industry,) which is a nationwide organization to submit requests for permission to restore the license to brew seishu by the sake breweries across the country who had been compelled to close or suspend their business by Senji Kigyo Seibi Rei (the acts for industrial readjustment in wartime) and he made a direct plea to the General Headquarters of the Allied Forces (GHQ) in 1947.
4代目吉村源太郎は、戦時企業整備令によって廃業・休業した全国の酒造会社の清酒製造免許復活許可を求める全国組織「酒造業復活期成同盟」の代表を務め、1947年連合国軍最高司令官総司令部（GHQ）に直訴。