[1] Genchi started rowing in 1973 with the Stuart Ladies Rowing Club and as part of the junior fours the club won a title at the 1973 National Championships.
Called up by the Great Britain squad in 1974 at the age of 17, she competed in the eight at the 1975 World Rowing Championships in Nottingham the following year.
[2] In 1984, Genchi was selected for the Great Britain team in the women's coxed four event.
The team that consisted of Genchi, Tessa Millar, Katie Ball, Joanna Toch and Kathy Talbot finished in seventh place.
The race was the first dead heat for winners since the start of the Championships.