Noshitani helped the Japanese ladies secure a gold-medal triumph in the group all-around at the 2016 Asian Championships in Tashkent, Uzbekistan, and eventually competed as a member of the nation's rhythmic gymnastics squad at the Summer Olympics in Rio de Janeiro on that same year. There, she and fellow gymnasts Airi Hatakeyama, Rie Matsubara, Sayuri Sugimoto, and Kiko Yokota attained a total score of 34.200 on the combination of ribbons, hoops, and clubs to wrap up the group all-around final roster of eight teams in last place.