The side from Pamplona produced a disciplined display and took the points with a 10th minute goal from Adrian Lopez and a 79th minute goal from Ruben Suarez.
The 23-year-old world champion was also awarded the most popular male player of the 2020 CBSL, with Huang Yaqiong being the most popular female shuttler.
Thiago Silva and Ben Chilwell should strengthen an at-times questionable back line, while Timo Werner and Kai Havertz are big money additions at the other end of the field and overall Lampard can be happy with his summer.
Both sides struggled to avoid relegation last season and neither look stronger after a summer in which Eibar have lost players such as Fabian Orellana, De Blasis and Gorka Escalante while Rafinha, Jeison Murillo, Fiodor Smolov and Pione Sisto have all left Celta.
In the Chengdu division, Beijing BSU, ranked eighth last season, edged off the Inner Mongolia Zhongyou 1-0. In the Jiangsu Derby, Taizhou Yuanda defeated Suzhou Dongwu 1-0.
In the 157th edition of the notorious duel between two ancient rivals, Slovan Bratislava and Spartak Trnava, the team from the nation's capital came out on top after a convincing 2-0 victory.
Lower league side Havelse broke the deadlock through Noah Plume with 17 minutes played. Mainz were unable to overcome Havelse's well-positioned defence in the first 45 minutes but the momentum on the pitch changed after the restart, and by courtesy of Jean-Philippe Mateta, who provided a second-half hat-trick for a 5-1 victory. Enditem
A total of 13 teams will play in two groups in the round-robin preliminaries with the top four finishers from each pool to qualify for the knock-out stage. Enditem
Wang is 30th in the WTA singles rankings. She participated in six WTA tournaments this year and won seven matches. She defeated former world No. 1, Serena Williams at the Australian Open where she entered the quarterfinals this January.
In the decider, the 22-year-old Osaka finally created her first break chances, and converted en route to a 4-1 lead. After that, Osaka never looked back.
After the half time, the "Herthaner" came out with their guns blazing whereas Braunschweig kept eleven men behind the ball to protect the lead.