See: O.S. Engines

The 2018 JMRCA Japanese Nitro Buggy Championships were held at the RC Land 23 track in Matsuzaka, Mie prefecture. Defending champion Yuusuke Sugiura (Kyosho) took the overall TQ and won easily the 60 minutes final by leading from the start to the finish line. Kenji Tsuruta (Mugen) and Juliya Kajiwara (Kyosho) rounded out the top 3.