The wings are crafted in Japan by the Mitsubishi group using Toray-made carbon fiber.

FORBES: Japan's Progress in Aerospace: No Lost Decades Here

It turns out that Toray and Mitsubishi are far from the only players.

FORBES: Japan's Progress in Aerospace: No Lost Decades Here

As for the American aerospace executives in the room, Toray needed no introduction.

FORBES: Japan's Progress in Aerospace: No Lost Decades Here

The learning curve in putting this tricky new material to work has been climbed by Tokyo-based Toray and Mitsubishi, not by Boeing.

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Already there are rumors that Airbus is planning a plane with similar wings, which will be similarly sourced from Toray and Mitsubishi.

FORBES: Japan's Progress in Aerospace: No Lost Decades Here

In return Boeing has sourced an ever increasing share of its manufactured content from Japanese corporations like Mitsubishi Heavy Industries, Toray, and Panasonic.

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The shares of some of the largest companies (including Toyota, Toshiba, Toray, IHI, Hitachi and Kawasaki Heavy Industries) are up 15-30 percent from the beginning of the year on higher growth expectations.

FORBES: Can Japan Hold Third Place?

The answer is Toray Industries.

FORBES: Japan's Progress in Aerospace: No Lost Decades Here