Shinya Kojima

Shinya Kojima (小島 慎也) is a Japanese chess player. He has the highest peak rating out of all of Japan's chess players.

Chess career
Kojima represented Japan at several Chess Olympiads, in: 2006, 2008, 2010, 2012, 2014, 2016, 2018, 2022.

Kojima won the Japanese Chess Championship five times, in: 2005, 2006, 2007, 2008, 2010.

In November 2022, Kojima won the Japan Open 2022, where he remained undefeated during the event. He won the Japan Open 2021 in the previous year, where he was the top-ranked Japanese player.

In July 2023, Kojima finished tied for second in the Japan Chess Classic 2023 alongside Trần Thanh Tú, Koya Matsuyama, and Samuel Song.

As of September 2023, Kojima is one of two active International Masters in Japan, alongside Ryosuke Nanjo.

Personal life
Kojima graduated from Keio University in 2011.