The first round of the women's golf domestic tour tournament was held in Mie Prefecture, and Momoko Osato started with a 6-under lead.
Osato is the sole leader with seven birdies and one bogey, 6 under, and one stroke behind in second place.
Mao Nozawa, Maria Shinohara, and Hana Wakimoto, who are aiming to win the tour for the first time, are in second place with 5 unders.
In addition, Sakura Kogure, who is at the top of the prize money ranking, finished in 15th place with 3 unders.
Meanwhile, Mone Inami, who won the silver medal at the Tokyo Olympics and won the tournament last week, abstained due to pain in his left arm.