Spoiler alert: the event hasn’t been swum at the Asian Games since 1951.
Rikako Ikee broke the Meet Record on the leadoff, which spurred Japan to a new Asian Games and Japanese Record in the 400 free relay.
Xu Jiayu tied Ryosuke Irie’s record in the 100 back,
Taylor Ruck broke the Canadian Record for most medals won at the Pan Pacific Championships with five.
Rikako Ikee recorded one of the fastest fly splits in history as Japan broke their National Record in the women’s 400 medley relay.
Ippei Watanabe broke the Pan Pacific Championship meet record to win gold in the men’s 200 breast.
Cate Campbell fell just .03 shy of her Commonwealth Record in the 50 free.
Ryan Murphy broke his own Pan Pac meet record to win the men’s 200 back final, also recording a new best time.
Kathleen Baker won gold in the 200 back in a new Pan Pac meet record.
Zane Grothe broke Grant Hackett’s 16-year-old Pan Pac Record in the men’s 800 freestyle.
The former mark was a 2:08.36 done by Japanese breaststroke legend Kosuke Kitajima at the 2010 Pan Pacs.
South African stars Cameron van der Burgh, Chad Le Clos and Brad Tandy were all in the Durban pool collecting qualification times for Short Course World Championships.
Americans Rebecca Meyers and Jessica Long picked up wins in the 200 IM Saturday, and Team Canada posted an impressive 10-medal day.
Caeleb Dressel broke Michael Phelps’ Pan Pacific Championship Record to win the men’s 100 fly.