NOSIGNER Inc. (Headquarters: Naka-ku, Yokohama; Representative Director: Eisuke Tachikawa) held a press conference on June 19, 2026 (Fri.) at Yokohama Marine Tower (Naka-ku, Yokohama, Kanagawa Prefecture) to commemorate the introduction of "WOUDIO (Udio)", a multilingual audio guide and tourism DX platform developed by the company. WOUDIO has been in service as Yokohama Marine Tower's official audio guide, "Yokohama 360°", since June 2, 2026 (Tue.), Yokohama Opening Day. Yokohama Marine Tower is the first facility to adopt WOUDIO. Many members of the press and distinguished guests attended the event, where the service's features and design intentions were introduced through live demonstrations of "Yokohama 360°". NOSIGNER will continue to contribute to the realization of a society that connects to the next generation by promoting the transformation of the tourism industry, which protects and nurtures natural assets and historical cultural properties through the power of design. ▍What is WOUDIO? WOUDIO is a coined word combining "World" and "Audio". It is a tourism DX platform that delivers the history and culture of facilities and regions to visitors' smartphones in multiple languages. It can be used simply by reading a QR code, with no app download required. It supports up to 18 languages. It connects audio guides, digital tourism maps, disaster prevention information, and donations for cultural preservation on a single platform. ▍What is "Yokohama 360°"? "Yokohama 360°" https://woud.io/marinetower/ja Audio guide screenAudio guide screen "Yokohama 360°" is the official audio guide for Yokohama Marine Tower, and the first full-scale implementation case of the tourism DX platform "WOUDIO". It offers a new tourism experience that overlays the Yokohama cityscape visible from the observation deck with the history and information tied to those locations. Starting with 20 "questions" set on the observation deck, such as "What kind of ship couldn't pass under that bridge?"