Plastic Bottle Caps Turned into “Playable Blocks”: “Issun Block,” a “Zero-Waste” Product Design Featuring Natural Water, to Be Unveiled at the “TOKYO Toy Show 2026”
MegaHouse Corporation. (Bandai Namco Group; President and CEO: Akihiro Sato; Chiyoda-ku, Tokyo) will unveil a natural mineral water product featuring “Issun Block”—a product design that allows plastic bottle caps to be used as building blocks—at the MegaHouse booth (West Hall 4-04) during the “TOKYO Toy Show 2026,” which will be held at TOKYO BIG SIGHT starting Thursday, August 27.
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