The W350 Plan is a research and technology development project that aims to promote environmentally-friendly and timber-utilizing cities, as well as make wooden supertall skyscrapers possible.
This supertall skyscraper is planned to feature a hybrid timber-steel structure (amount of timber used: 185,000 cubic meters).
Completion planned for 2041, which will mark the 350th anniversary of Sumitomo Forestry (founded in 1691).
If built, it may become the tallest wooden building in the world.
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