The "Green-Whites" lacked in ideas to overcome Jena's well-positioned defence as only Davie Selke came close after unleashing a dangerous effort from a sharp angle two minutes before the break.
"I think in the first set I was so nervous, I wasn't moving my feet. I felt like I was not playing to my best. There are too many things in my head. It would be very embarrassing to lose this in under an hour so I just have to try my best," Osaka said of the turnaround.
International table tennis activity has been suspended for several months due to the COVID-19 pandemic.
Meanwhie, Xiralijan Muhtar, also a member of the Chinese national squad, announced his move to Nanjing Monkey Kings.
Nuremberg remained harmless and had to swallow a third goal as Hwang rounded off his powerful performance by scoring his maiden goal for Leipzig in the dying minutes of the game.
Trump, 31, opened his play in Milton Keynes, England with a 3-1 victory over Chinese teenager Fan Zhengyi before defeating David Lilley 3-0. He then settled for a 2-2 draw with Alan McManus in his last match and won the group without challenge.
Skocic said that he will try to build a new team with new players in the squad. "Right now, our focus is mainly on changing the style of the play of the national team," the Croatian coach said.
Elsewhere, Union Berlin and Karlsruhe were unable to break the deadlock within 90 minutes. Union snatched the ticket for the next round as Schlotterbeck was on target late in extratime. Enditem
The title is the 27-year-old Thiem's first Grand Slam trophy after three previous defeats in finals of tennis majors.
Thanks to his teammates Qiao Shijun/Chen Yingying, Han Yue and Liu Cheng/Huang Kaixiang, who clinched victories in the women's doubles, women's singles and men's doubles respectively, Xiamen gained the last three points, remaining at fourth in the standings.
In addition, Beijing 2022 has collaborated with Panasonic, the Worldwide Olympic Partner, on Technology at the Olympics, an educational resource for primary and middle schools that introduces the role of technology in the Games and explains how different technologies were applied in the previous Games.