Japan collected a total of 41 points to beat the South Korean, European and Australian teams and claim victory at The Queens women's golf match play tournament on Sunday.
Misuzu Narita was among the six Japanese who won their singles matches on the final day to help hosts maintain their overnight lead and come out winners at the inaugural event held in Miyoshi Country Club.
The Korean LPGA team finished second with 38 points, followed by the Ladies European Tour team (12) and the Australian Ladies Professional Golf team (7).
South Korean Park Sung-hyun defeated Japan captain Momoko Ueda 5 and 4 in the final singles match, but Japan dominated in the first two rounds and earned the ¥45 million prize money.
The three-day event featured four teams playing a total of 34 matches — eight four-ball matches, eight foursomes matches and 18 singles matches.