The 54-year-old Kotani, who won bronze in the solo and duet events at the 1988 Seoul Olympics, will act as the "voice of the athletes," in the overall management of the games. She will also coordinate with the International Olympic Committee and international sports federations.
By contrast, Bottas, who had started third, inherited the lead after Hamilton's pit stop, and was able to make his own stop on lap 27 without losing the first place that he would then hold to the end.
In the constructors' standings, Mercedes remains well out in front with 366 points, ahead of Red Bull on 192 points and McLaren on 106.
"I am just trying my best every single day. I am working hard in every practise to try to be better and better in every match," Nadal said,"Today was not that cold, so that's the main thing, the conditions are not that bad."
Local favourite Kristina Mladenovic was a victim of a missed call in her first round defeat to Laura Siegemund of Germany on Tuesday.
Ninth seed Denis Shapovalov of Canada crashed out after suffering a shock defeat to Roberto Carballes Baena of Spain.
Greek fifth seed Stefanos Tsitsipas is among the other players through to the third round of the men's draw after he recorded a comfortable 6-1, 6-4, 6-2 win over Uruguay's Pablo Cuevas.
Shandong expects a tough match on Sunday with title favorites Inner Mongolia as their next opponent, while Daqing hopes to bounce back in Sunday's encounter with Beijing, another losing side on Thursday. Enditem
Among fans and pundits, it seems common sense that Bayern's current squad is too small to talk about new titles. Top European sides are said to keep an eye on Flick despite his until 2023 running contract as the shooting star has proved his outstanding qualities.
Ranking fourth in the preliminary heats of the women's 400m individual medley, Ye didn't advance to that final, as she failed to make the top eight in a round of physical tests, a new requirement for this year's championships.
Yan Yuxiang from Shandong took first place in the men's 200m butterfly in 2:00.18, with Tianjin's Wu Guangshuai and Hunan's Wang Kecheng rounding out the top three.