Home Military people Tomioka Sadayasu Tomioka Sadayasu Military person Baron Tomioka Sadayasu (富岡 定恭, 24 December 1854 – 1 July 1917) was an admiral of the early modern Imperial Japanese Navy. Personal facts Birth dateDecember 25, 1854 Birth placeNagano Nagano Date of deathJuly 01, 1917 facebook tumblr linkedin twitter reddit google+ Search Military person allegianceEmpire of Japan military operationsRusso-Japanese WarFirst Sino-Japanese War service start1878 service end1911 Topical connections Anri KumakiMusical artist Tomioka Sadayasu on Wikipedia Tomioka Sadayasu