The disruption to the 2020 F1 season caused by the COVID-19 pandemic meant the Eifel Grand Prix was a late addition to the calendar, with F1 returning to the Nurburgring for the first time since 2013.
"We have shown that we can do our best in the face of the worst conditions," he said. "We have confidence of beating South Korea." Enditem
After a disappointing draw in the friendly against Turkey, Joachim Loew's team seems to have lost the nimbus of a team standing for commitment and efficiency.
Matthias Ginter scored the opener for Germany after a fine cross from Antonio Ruediger, while Leon Goretzka capitalized on a mistake by keeper Georgiy Bushchan to head the ball into the net.
Oyarzabal had a chance to double Spain's lead early in the second half, but volleyed wide when maybe he should have hit the target and shortly afterwards Luis Enrique made a double chance with Adama Traore and Sergio Canales replaced Dani Olmo and Ansu Fati.
Robinho, who parted ways with Turkish side Istanbul Basaksehi in August, played for Santos from 2002 to 2005 and returned for a six-month loan spell in 2010.
Bolivia couldn't take a trick and Jose Carrasco gifted Brazil their fourth goal by deflecting a Philippe Coutinho cross into his own net.
Behind the top three, Racing Point's Sergio Perez finished a solid fourth, followed by the McLaren of Carlos Sainz, Pierre Gasly's AlphaTauri and Charles Leclerc in his Ferrari.
Vasco dropped to 10th in the standings, having lost four of their past five fixtures.
Slovan Bratislava, one of the top title-contenders, was also close to losing its third in succession but managed to edge out Miskolc in OT to earn the first points of the season.
"Starting a qualifying tournament with a win gives us motivation and desire to work even harder to make sure that we continue on this path," he added.