Sakura Koiwai

Sakura Koiwai is a Japanese professional golfer with 12 career victories on the LPGA of Japan Tour. No independently verified overall net worth figure for Koiwai is publicly available, though her tour earnings are documented through official money-list figures, including more than 200 million yen in season earnings in 2020-21.

Early Life & Family

Sakura Koiwai was born on April 15, 1998, in Kitahiroshima, Hokkaido, Japan, and began playing golf at age 8. She won the Hokkaido Amateur Championship in both 2014 and 2016 as a junior player.

Rise to Fame

Koiwai turned professional and joined the LPGA of Japan Tour in 2017. In her rookie season in 2018, she recorded four runner-up finishes and was named both LPGA Rookie of the Year and Japan Professional Sports Rookie of the Year.

Career History

Koiwai claimed her maiden professional victory at the 2019 Samantha Thavasa Girls Collection Ladies Tournament and has since won 12 times on the LPGA of Japan Tour, including further victories in 2024 and 2025. In the 2020-21 season she finished third on the Japan money list with more than 200 million yen in season earnings, and by mid-2021 she had risen into the top 50 of the Women’s World Golf Rankings.

How They Built Their Wealth

Koiwai’s income comes from tournament prize money on the LPGA of Japan Tour, where official figures show she earned more than 200 million yen in the 2020-21 season alone, supplemented by sponsorship deals typical of a top Japanese professional golfer, including with equipment company Colan Totte.

With 12 tour victories and consistent top money-list finishes since turning professional in 2017, Sakura Koiwai has established herself among Japan’s leading professional golfers, though no independently verified overall net worth figure for her is publicly available.