Douillet had previously been declared victor at the 1997 championships in Paris after a French judge gave Shinohara a controversial penalty.

[2] Three years after, Shinohara received the silver medal at the 2000 Summer Olympics when he was defeated by Douillet due to another disputed judgment about Uchi Mata Sukashi in the finals which was strongly protested by the Japanese participants.

Douillet performed Uchi Mata but over-rotated and landed on his back; Shinohara fell to the mat as well.

"[4] As of 2007, Shinohara coaches judo at his alma mater, Tenri University, where he previously studied as an undergraduate.

Shinohara portrayed himself in the 2016 game Yakuza Kiwami, serving as a potential opponent for protagonist Kazuma Kiryu.