<p>On Court Suzanne Lenglen, the Japanese star once again made an eye-catching entry, wearing a gold jacket and a voluminous gold train, an outfit, bracketed by pink tennis sneakers and a black sponsor's visor.</p><p>She shed the outer layers to play in another variation of her gold tennis dress, which shone in the blazing sun of the fading Paris heatwave.</p><p>After the match, Osaka refused to reveal if she had more outfits lined up in her hotel room.</p><p><strong>"I think it's a surprise every time," </strong>she said.</p><p>The No. 16 seed continued what is already her longest Roland Garros run.</p><p>"I was a lot calmer than in my first matches," <strong>said Osaka, who has won the Australian and US Opens twice each.</strong></p><p>"In a slam the further I get the calmer I am. It such an honour to be here. It's the furthest I have ever been here."</p><p>She will next face either women's No. 1 Aryna Sabalenka or unseeded Australian Daria Kasatkina.</p><p>In a match dominated by the serve, Osaka gained the decisive break in the 10th game of the third set.</p><p>Jovic, seeded 17, opened the game with a 162kph ace, but after that, faltered when Osaka returned, finding the net twice and then hitting long on the first match point.</p><p>The players exchanged breaks early in the first set and midway through the second before both went to tiebreaks.</p><p>Osaka edged the first. Jovic, 18, raced away to win in the second.</p><p>The 28-year-old Osaka said her serve had been crucial against her young opponent.</p><p><strong>"I am really glad it was working,"</strong> said Osaka.<strong> "Against some players you need to put your serve in and she was very aggressive on my second serve,"</strong></p><p><strong>Check out the match summary here.</strong></p>