|Date 25 April 1999|
Rider Kenny Roberts, Jr.
|Location Twin Ring Motegi|
|Official name Marlboro Grand Prix of Japan|
Course Permanent racing facility 4.801 km (2.983 mi)
The 1999 Japanese motorcycle Grand Prix was the second round of the 1999 Grand Prix motorcycle racing season. It took place on 25 April 1999 at the Twin Ring Motegi.
References1999 Japanese motorcycle Grand Prix Wikipedia
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