CONCEPT RIDERS SCHEDULE HISTORY 1964 1971 1978 1979 1980 1982 1983 1984 1985 1986 1987 1988 1989 1991 1992 1993 1997 1999 2000 2001 2002 1997 was held in rain. Serizawa and Konishi pair was running smoothly among the top group retreating, and ran in 3rd position. Konishi spinned and brought back his machine by pushing to pit. The rider pit out after the immediate repair by mechanics. The rider finally retired at 5:00 o'clock even though he ran very fast after pitout.