Ibuki Koizumi (School of Human Sciences, distance learning program) participated in the Sailing 49er Class World Championships held in Geelong, Victoria, Australia, from February 9 to 15, paired with Ryo Takahashi (University of Auckland). The two ranked the highest among Japanese participants, at 33rd place. This achievement fulfilled the criteria for the selection process, and they were unofficially selected to represent Japan at the Tokyo 2020 Olympic Games.
Born in Yamaguchi Prefecture in 1996. Began yachting at the age of seven. In 2014, he competed in the ISAF Youth Sailing World Championships, winning a bronze medal. After graduating from high school, he moved to New Zealand, where sailing is popular, intending to compete in the Tokyo 2020 Games. In 2015, Koizumi enrolled in Waseda University’s Faculty of Human Sciences through the distance learning program. In 2018, he finished second at the World Championships (Junior), coming in 10th the following year at the World Cup Series in Enoshima.