[1] A student of Yasuro Kikuchi, Yamashita turned professional in 1993.
He won the 19th Kisei 2 dan division in 1994.
[2] Yamashita reached the challenger finals of the Tengen in 1999.
[4] He also won the Shusai Prize for his play and broke the record for most games in a year with 77.
[5] Yamashita defeated O Rissei for the Kisei in 2003, becoming the fourth youngest big-three (Kisei, Meijin, Honinbo) winner at 24.