German Chancellor Olaf Scholz ended a brief visit to Japan on Friday with a tour of a hydrogen plant in the capital Tokyo. Finding new sources of energy has become a priority for Berlin as it tries to wean itself off Russian fossil fuels due to the war in Ukraine. The Chiyoda Corporation has developed a process in which hydrogen is combined with a solvent to allow it to be transported in conventional containers and cargo ships. On Thursday, Scholz met Japanese Prime Minister Fumio Kishida and agreed on closer cooperation between the two countries. “My trip is also a clear political signal that…