Matsunobori Shigeo 松登 晟郎 0 1924 Matsudo, Chiba 1956 1959 demoted Kotogahama Sadao 琴ヶ濵 貞雄 0 1927 Kan'onji, Kagawa 1958 1962 retired Wakahaguro Tomoaki 若羽黒 朋明 1 1934...