UDT Sorahaku is the official app of the Gifu-Kakamigahara Air and Space Museum. It offers explanations and voices for items on exhibit and videos, with subtitles in multiple languages. [Main Features] 1. Explanation Scan the panel exhibit QR code to display the explanation with subtitles in multiple languages. 2. Video Let the app listen to sound from video with the UDT mark to display the explanation with subtitles in multiple languages.