Also during this period, she repeatedly studied videos of Katsuhiko Kashiwazaki and absorbed his newaza techniques.

[5] After the high school she played at Yamanashi Gakuin University, where she started Sambo, a Russian combat sport, alongside Judo to expand her range of newaza skills, and won the gold medal at 2014 World Sambo Championships.

[6] After the university she joined the Japan Self-Defense Forces where she brushed up her transition skills between tachiwaza (standing/throwing techniques) and newaza.

In the Olympic Games held at Tokyo in 2021, she won the gold medal in the -78 kg category, defeating Beata Pacut (Poland), Aleksandra Babintseva (Russia), Anna-Maria Wagner (Germany), and Madeleine Malonga (France), all with Ippon by newaza.

Although she has some powerful standing techniques such as Uchi mata and Ouchi gari, she mostly uses them as a transition to a ground fight, and once on the ground, she attacks from any direction (under, over, or side of the opponent) with her masterly newaza techniques such as Hikikomi gaeshi and Ude garami (Kimura Lock) gaeshi, which, with a high probability, leads to osaekomi or tapping out by arm-joint lock.