Japan is leading the Asia-Pacific region in Open RAN (O-RAN) technology, showcasing its advanced role in integrating virtualized RAN (vRAN) solutions. Rakuten Mobile operates the world’s largest O-RAN network, influencing both domestic and global markets, with telecom giants like NTT Docomo, KDDI, and SoftBank gradually adopting these cutting-edge solutions.
KDDI and HPE are set to revolutionize Japan’s digital landscape with their upcoming AI data center in Osaka. This collaboration aims to boost AI application development and LLM training. With Nvidia’s Blackwell architecture and advanced cooling, this facility promises peak performance and sustainability.
KDDI and AMD’s partnership marks a strategic move to enhance 5G virtualized networks by 2026. Leveraging AMD’s 4th Gen EPYC processors, the collaboration aims to optimize network performance and energy efficiency to meet rising wireless data demand.
KDDI and Okinawa Cellular, in partnership with Starlink, have launched au Starlink Direct — Japan’s first direct-to-device satellite service. Starting April 10, 2025, au users can enjoy seamless connectivity even beyond network zones, enabling emergency alerts, location sharing, and AI-powered assistance, all at no extra cost.
Samsung and KDDI Research are spearheading the integration of artificial intelligence into future 6G networks. By enhancing multiple-input multiple-output (MIMO) systems with AI, they aim to boost transmission speeds and network capacity, revolutionizing mobile networks.
KDDI and Space Data, in partnership with JAXA, are developing a virtual ISS to simulate space robot operations from April to October 2025. Using real ISS data, the project aims to enhance robotic accuracy and efficiency.
KDDI has joined the Aduna API joint venture, reinforcing its commitment to open network innovation. Partnering with telecom giants like Vodafone and AT&T, Aduna fosters cross-industry collaboration.
Kyocera, a prominent player in the telecom sector, is making waves by divesting a part of its KDDI stake to strengthen financial dynamics. This strategic move is key for VoIP advancements, as Kyocera enhances its focus on core telecom offerings.
Samsung Electronics today announced that the company has been selected by KDDI as a main vendor to provide 4G and 5G O-RAN compliant virtualized Radio Access Network (vRAN) solutions for their Open RAN deployment in Japan. In line with KDDI’s vision to adopt leading-edge network technology, the companies will expand the reach of Open RAN in the coming years. Starting from 2025, KDDI will expand its Open RAN deployment leveraging the advantages of a fully disaggregated and software-based architecture powered by Samsung vRAN. KDDI’s Open RAN network will feature enhanced capabilities for improved energy efficiency, optimized performance and intelligent automation. “KDDI has been focused on identifying and preparing for next-generation networks, and we have been conducting numerous technical verification and feasibility studies on Open RAN with industry-leading companies like Samsung,” said Kazuyuki Yoshimura, Chief Technology Officer of KDDI. “Today’s announcement represents KDDI’s dedication to bringing innovative technologies to Japan. We are proud to deliver a cutting-edge and reliable radio access…
In a significant move towards bolstering AI infrastructure in Asia, Japan’s KDDI and Sharp have initiated discussions with Super Micro Computer Inc. and Datasection to establish the region’s largest AI data centre. The ambitious project will be situated at the soon-to-be-closed Sharp Sakai Plant in Osaka, marking a strategic repurposing of the unprofitable facility slated to shut down in September.
