SoftBank Corp. and TOPPAN Holdings Develop Lightweight, Durable Skin for Solar HAPS Aircraft Wings

By SquaredTown on April 27, 2026

Skin's compatibility with stratospheric conditions such as extreme UV rays and ultra-low temperatures makes longer HAPS operations possible TOKYO, April 27, 2026 /PRNewswire/ -- SoftBank Corp. (TYO: 9434) (President & CEO: Junichi Miyakawa, "SoftBank") and TOPPAN Holdings Inc. (TYO: 7911)...

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