(born 5 July 2002) is a Japanese professional golfer. She plays on the LPGA Tour and on the LPGA of Japan Tour where she has 6 wins.
Early life and amateur career.
Iwai was born in Saitama Prefecture and started playing golf at 8 years old. In 2019, she won the Junior Golf World Cup.
Professional career.
Iwai turned professional and joined the LPGA of Japan Tour in 2021. As a rookie she won a title on the developmental circuit, the Step-Up tour, and the JLPGA Rookies Championship.
She had her breakthrough in 2023 when she won three titles and finished second on the money list.
In 2024, she finished top-10 in two LPGA majors, and rose to 26th in the Women's World Golf Rankings.
In December 2024, Iwai earned her LPGA Tour card for 2025 by finishing T-5 at the LPGA Final Qualifying Tournament.
Personal life.
Her twin sister, Chisato, is also a professional golfer on the LPGA of Japan Tour.
Professional wins (8).
Step-Up Tour wins (1).
^Shortened to 36 holes due to weather
Results in LPGA majors.
CUT = missed the half-way cut<br>
"T" = tied
Team appearances.
Amateur
Professional
Source: