Undated (AP) _ KARASUYAMA, Japan (AP) - Taiwan's Tu Ai-yu, who led or shared the lead all the way, shot a 2-under-par 70 Sunday and won the Japan LPGA Championship by a comfortable three shots.

It was Tu's first victory in this prestigious championship although she has won 57 tournaments in her career.

The victory was worth $20,800 out of a total purse of $125,000.

Tu ended with a 72-hole total of 284, 4-under par on the 6,330-yard, par-72 Karasuyamajo Country Club course.

She had started the final round tied with Japan's Midori Wakaura but pulled away quickly with birdies on the first and the fifth holes. She added one birdie and one bogey later.

Taiwan's Chen Li-ying finished second place after shooting a 72 Sunday for a 287 total. Wakaura finished in a third place tie with South Korea's Ku Ok- hee at 288. Wakaura shot a 74 Sunday and Ku a 71.

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SAPPORO, Japan (AP) - Tsuneyuki Nakajima held off a challenge by Masahiro Kuramoto with a 3-under-par 69 Sunday and scored a two-shot victory in the $208,000 All Nippon Airways Sapporo Open Golf Tournament.

Nakajima earned $37,500 for his third victory of the season and his 27th career triumph.

Nakajaima, who led from the start, was caught by Kuramoto at one point but pulled away with birdies on the 16th and 17th holes om the 7,139-yard, par-72 Sapporo Golf Club.

He finished with a 277 total, 11-under par, and Kuramoto ended at 279 after firing a 68 Sunday.

Katsunari Takahashi and Masashi Ozaki shared third at 282. Takahashi had a 68 and Ozaki a 69 Sunday.

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TOKYO (AP) - Former minor leaguer Chris Nyman slugged a three-run home run, his 25th homer of the season, leading the Nankai Hawks to a 7-0 Japanese League baseball victory over the Nippon Ham Fighters.

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MADRID, Spain (AP) - Marco Gentile of Switzerland rode his Yamaha to victory in the 500 c.c. class race of the 27th Madrid Motorcycling Grand Prix at the Jarama circuit Sunday, the last event in the European speed championship.

Gentile won the 30-lap race in 47:16.10 followed by Italy's Vinicio Bogani, on a Suzuki, in 47:18.13, and Britain's Paul Iddon, on a Suzuki, in 47:23.80.