Japanese rider Yoshinari Matsushita, 43, was killed during the qualifying session at the 2013 Isle of Man TT. His death marks the 240th fatality at at this event and the 21st since 2000. The session was immediately red flagged following the accident. Yoshinari, from Saitama in Japan was an experienced racer who first competed at the TT Races in 2009. 'SORELY MISSED'As well as competing regularly in the Superstock and Superbike classes he also finished 5th in the 2011 TT Zero for electric bikes. He was also 2008 Motegi Endurance race winner.Gary Thompson, clerk of the course, said: “Yoshi was a really popular competitor who had a large number of friends in the TT Races paddock. He was a genuine and friendly character who always had time for everyone. He will be sorely missed.”The Coroner of Inquests has been informed and an investigation into the circumstances of the accident is underway.