for Kyosho. In a 1999 interview with RCCA, he said that he has appeared several times on Japanese TV. He also says that he has several non-RC sponsors, such as Pioneer. In his later career, he mentored teammate and compatriot Naoto Matsukura and was the lead organizer of the 2015 IFMAR 1:10 Electric Off-Road World Championship Equipment Throughout his career, Masami preferred to race with stick transmitters, largely as when he began racing, Japanese branded wheel transmitters did not exist; he once experimented with wheels but felt sticks gave better car control. Up until 1987, he used Futaba transmitter; after that he switched to KO Propo which he used through his career. Under his arrangement with Yokomo, his car ran on Reedy motors, a subsidiary of Associated Electrics. Throughout his career, Masami has always raced in the green over white with pink flames (similar style to those found typically in hot rods), but since the 1990s, the pink colour has become less dominant part of the colour as he added the orange and red to form part of his current colour scheme. Achievements Throughout his competition career, Hirosaka has a total of 307 victories out of a total of 447 races, with 47 second-place finishes and 27 third. He has a total of 37 World Championship starts with 25 podium appearances including 14 championship titles and 35 A-main appearances. Out of a total of 70 JMRCA All-Japan Championship appearances, he won 52 of those spanning 21 consecutive years (1986-2006), 67 of those are A-main appearances. In 1998, he is one of two drivers to achieve an electric car clean sweep at the JMRCA All-Japan Championship, the only driver to achieve this more than once (also 1987, 1989 and 1992) and the only one to achieve five out of five wins in eligible classes, a feat no longer possible since 2005 when the 1:10 Racing class was discontinued. An article by Radio Control Car Action list him on the top spot as the five greatest driver of all-time in 2010 In the 2015 edition of the Top 10 best of all-time, he was beaten to the spot by Ryan Cavalieri. Listed in RCCA in its May issues as one of the 10 Best Drivers between 1989 up to 1992. When the readers ranking was introduced, he was ranked 5th in 1996, 2nd in 1998 and 3rd in 1999. Hirosaka is the