• Yamaha International Corporation (YIC) founded in U.S. as subsidiary of Nippon Gakki
• Showa Works Ltd. joins Yamaha Motor group
• First Yamaha outboard motor "P-7" released
• First Yamaha FRP boat "CAT-21" and "RUN-13" released and press introduction held at lake Ashino-ko

• New listing on First Section of Tokyo Stock Exchange (Capitalized at 800 million yen, 1.6 million shares)
• First appearance in road race World GP at Round 3, the France GP
• Took 6th place in World GP 250cc class at round 4, the Isle of Mann TT Race in Britain
• CAT-21 wins 1st Pacific 1,000 km Motorboat Marathon

• Nationwide Yamaha Kai (authorized dealership organization) launched
• First meeting of overseas dealers held
• Pearl Yamaha founded in India as tie-up with local funding and starts production and sales of mopeds
• Won first 250cc class race in road race World GP (Belgium GP)
• Won first 250cc class victory at the Daytona Grand Prix (U.S.)

• Captures first manufacturer and rider titles in 250cc class of the road race World GP
• Siam Yamaha Co., Ltd founded in Thailand
• Won 1st Japan Motocross GP in 251cc and above class
• Recognize by Japan's Ministry of Trade and Industry (MITI) for contribution to exports (recognized again in '66 and'67)

• Tie-up with Toyota Motor Co. to develop and manufacture Toyota 2000GT, model displayed at the Tokyo Motor Show in Oct.
• First Yamaha FRP fishing boat "3rd Fuji Maru" built

• Liaison office opened in Thailand

• Yamaha Motor Europe N.V. (present YMENV) founded in the Netherlands
• First Yamaha snowmobile "SL350" exhibited at Chicago Trade Show
• First trail model "DT-1" released
• First Yamaha FRP utility boat models "W-16" and "W-18" released

• Sanshin Industries (present Yamaha Marine Co., Ltd.) joins Yamaha Motor group
• Product improvement activities program "IPC" start celebrated
• First Yamaha multipurpose engine model "MT100" released
• Yamaha Test Course opens in Fukuroi, Shizuoka Pref.