Naomi Osaka claims 4th Slam trophy by beating Jennifer Brady in Australia chronicle news services FacebookTwitterEmail MELBOURNE, Australia — The trouble for Naomi Osaka at Grand Slam tournaments comes in Week 1. Get beyond that stage at the hard-court majors, though, and start preparing to etch her name on the trophy. Osaka won her fourth title in her past eight appearances at a Slam, emerging from what initially was a tight Australian Open final and pulling away by grabbing six consecutive games to beat Jennifer Brady 6-4, 6-3 on Saturday. With strong serving that produced six aces, Osaka improved to 4-0 in major finals, a feat achieved in the Open era by Monica Seles on her way to nine total championships and Roger Federer on his way to 20.