Iemoto
...that schools of traditional Japanese arts such as Go, calligraphy, tea ceremony, Noh theatre and martial arts are based on a hereditary system of grand masters called Iemoto? 
...that schools of traditional Japanese arts such as <a class="mw-redirect" href="./Go_(board_game)" id="mwAng" rel="mw:WikiLink" title="Go (board game)">Go</a>, <a class="mw-redirect" href="./Shodo" id="mwAnk" rel="mw:WikiLink" title="Shodo">calligraphy</a>, <a href="./Japanese_tea_ceremony" id="mwAno" rel="mw:WikiLink" title="Japanese tea ceremony">tea ceremony</a>, <a href="./Noh" id="mwAns" rel="mw:WikiLink" title="Noh">Noh</a> theatre and <a href="./Martial_arts" id="mwAnw" rel="mw:WikiLink" title="Martial arts">martial arts</a> are based on a hereditary system of grand masters called <b id="mwAn0"><a href="./Iemoto" id="mwAn4" rel="mw:WikiLink" title="Iemoto">Iemoto</a></b>? <i id="mwAn8">(pictured: Sen no Riky?, founder of 3 schools of arts)</i>