Shibutanimukouyama Kofun is Front-Square-Back-Circle located in Tenri, Nara.
Total length is 310m and 23m tall. Front Square is 170m long and back circle is 168m diameter.
Emperor Keiko is the 12the Emperor of Japan. He is one of the emperor that travled Kyusyu to put them under the control of the imperial court. He also ordered his son Yamatotakerunomikoto to conquer Kyusyu and Tohoku.