BroadBand Tower, founded in 2000 and headquartered in Uchisaiwaicho, Chiyoda, Tokyo, is built around a data center business. Its computer platform business offers colocation and network services at six data center sites in Tokyo, Osaka and Ishikari in Hokkaido, cloud services that can be combined with AWS and Azure, and storage products as a Dell Technologies Platinum partner. It also offers security, AI technology and IoT services.
Its media solutions business, run through Japan Cable Cast, supports multichannel broadcasting for cable TV operators with a video distribution platform on a dedicated network. The group had 197 full-time employees on a consolidated basis as of September 30, 2026.
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