[2] In 1985, Morishita advanced to the championship match of the 16th Shinjin-Ō [ja] tournament, but lost to Keita Inoue 2 games to 1.

[2][3] The following year, Morishita met Toshiyuki Moriuchi in the championship match of the 22nd Shinjin-Ō tournament, but lost 2 games to none.

The following year he defeated Kōichi Fukaura to win the 29th Nihon Series tournament and repeat as champion.

[15] Morishita has received a number of awards and honors throughout his career for his accomplishments both on an off the shogi board.

[16][17] Morishita has finished in the "Top 10" of the JSA's year-end prize money and game fee rankings [ja] a number of times since 1993.