Katsumi Yamamoto - Career and Success:

Season   Series / Class Standing Team / Car / Races
1997   Formula Nippon (Navi)
1996   Formula Nippon (Dome)
1995   Japanese Formula 3000, 9.
1994   German Formula 3, Class B-9.
1993   German Formula 3, Class B
  Japanese Formula 3
1992   German Formula BMW
  Japanese Formula Junior 1600 Series
1991   Karting
1990   Karting
1989   Karting

Legend:

Intermediate standings during the current season are in italics.

Wins and Top6-Point-Positions are marked bold.

When racing in several series in a season the chronologically later participation is always on top.