Telmic Co., Ltd., a leading provider in LED displays and stage machinery, used a Blackmagic Design workflow during Expo 2025 Osaka to handle live production, broadcast, and YouTube streaming. This deployment highlighted the growing importance of reliable, high-quality video infrastructure for large-scale events as industries recover from the pandemic. As part of Japan Broadcast Solutions, Telmic showcased their capabilities at the Expo, which provided a platform to test systems in a demanding environment. The partnership between Telmic and Japan Broadcast Solutions demonstrates how technology companies are collaborating to meet evolving needs of broadcasters and event organizers. The success of this project may inspire other event organizers to explore Blackmagic Design's products for their video needs. The ATEM 4 M/E Constellation 4K switcher at the heart of the production infrastructure enabled management of multiple camera feeds, video effects, and external sources. URSA Broadcast G2 cameras with B4 lens mounts were ideal for capturing wide shots and detailed telephoto images required by Expo 2025's expansive stages. Optical fiber networks efficiently transported high-quality signals using Blackmagic Studio Fiber Converters, while the Mini Converter Optical Fiber 12G units distributed these signals to return monitors and displays. HyperDeck Studio Pro 4K broadcast decks ensured reliable playback and recording, crucial for maintaining consistency across different stages and venues. The Blackmagic Streaming Encoder 4K enabled high-quality streaming directly from the production infrastructure, allowing live events to reach global audiences through YouTube. This integration was essential for streamlining operations during Expo 2025. , Telmic Co., Ltd.'s adoption of a full Blackmagic Design ecosystem at Expo 2025 Osaka showcased how an integrated approach can significantly enhance operational efficiency and technical performance during live events. The deployment highlights the strategic benefits of using unified tools designed to work seamlessly together under demanding conditions.