Overview
- Nineteen-year-old Nishikawa (Toyo Univ.) captured the men’s 400m individual medley in 4:07.67.
- Sixteen-year-old Ohashi (枚方SS) won the men’s 50m breaststroke in 27.01, setting a national high-school record.
- Satomi Suzuki (Miki House), 34, took the women’s 50m breaststroke in 30.66 to complete the 50/100 sweep.
- Murasa (Itoman Tokyo) prevailed in the men’s 400m freestyle with a 3:46.73 finish.
- World championships silver medalist Matsushita (Toyo Univ.) placed fifth in the 400m IM, and Rikako Ikee was seventh in the women’s 100m freestyle at 55.35.