
SoftBank Corp. and TOPPAN Holdings Develop Lightweight, Durable Skin for Solar HAPS Aircraft Wings
Tokyo – April 27, 2026 – SoftBank Corp. (TYO: 9434) (President & CEO: Junichi Miyakawa, “SoftBank”) and TOPPAN Holdings Inc. (TYO: 7911) (President & COO: Satoshi O




