During Kano's career, she made four appearances at the World Championships and won three all-around national titles.[1]
In 1978, at age 15, Kano became the youngest-ever winner of the Japanese Artistic Gymnastics Championships.[1] At the 1978 World Championships, she finished 23rd in the all-around.[2] In December, she competed at the 1978 Asian Games, where she placed 5th in the all-around. She qualified to the floor exercise final, where she won the bronze medal, and the balance beam final, where she placed 5th.[3]
The next year, Kano made her second appearance at the World Championships and placed 26th.[4] She also placed 12th at the 1979 FIG World Cup.[5]
In 1980, she won the Japanese Championships for a second time.[6] She also won the selection event for the 1980 Summer Olympics team; however, due to the Soviet Invasion of Afganistan, Japan boycotted the 1980 Olympics.[1] Kano did attend the USGF International Invitational 1980, an alternative gymnastics events for countries boycotting the Olympics, where she tied for 10th place in the all-around with Kelly Garrison.[7] She qualified for three out of four event finals and placed 5th on uneven bars and floor exercise and 6th on vault.[8]
The following year, she won her third national title.[6] She competed at the 1981 Summer Universiade in July, where she placed 10th.[9] In November, she again placed 26th at the 1981 World Championships.[10] The next year, at the 1982 Asian Games, she finished 10th in the all-around and qualified for the uneven bars final, where she placed 6th.[11]
In 1983, she again competed at the Summer Universiade, where she finished in 17th.[12] She also competed at the 1983 World Championships and placed 12th in the team event with her teammates, but she did not advance to the all-around final.[13][14]
She attempted to qualify for the 1984 Summer Olympics; however, she was 9th at the internal selection event and did not make the team. She retired from competition afterwards.[1]