日比谷公会堂　昭和12年5月　益田トリオ　新作発表会　ちらし　白のバレエ　情熱　バラの精　MASUDA’S TRIO Dancing Recital Flyer for a New Performance, MASUDA'S TRIO Dancing Recital, May 1937, Tokyo Metropolitan Hibiya Public Hall: “Shiro no Ballet (White Ballet),” “Jōnetsu (Passion),” and Bara no “Sei (Spirits of Roses)”