TOKYO, June 30 : The Japanese government will grant up to 148 billion yen ($912 million) to Rakuten Group to help it build a satellite communications network, industry group Communications and Information Network Association of Japan said on Tuesday. Rakuten, an e-commerce, financial and telecommunications conglomerate, is in talks with AST SpaceMobile of the United States to form a joint venture for the project, a Rakuten spokesperson said. •Japan currently depends on SpaceX's Starlink and