Sena Irie won her country's first women's boxing medal and then said she plans to call it quits, her win over world champion Nesthy Petecio of the Philippines at the Tokyo Games on Tuesday allowing the Japanese the opportunity to finish on the highest of highs."I want to end my career with success, so I will retire after graduation from college." said Irie, a student at Nippon Sport Science University.Irie's unanimous victory at Kokugikan Arena was also the inaugural gold in the newly added women's 54 to 57-kilogram division, another first for the 20-year-old from Tokyo."By winning this med…READ FULL ARTICLE