Internet Initiative Japan Inc. Head Office
Internet Initiative Japan Inc. (IIJ) is one of Japan’s leading internet service providers and a pioneer in the country’s IT industry. Established in 1992, IIJ played a key role in developing Japan’s early internet infrastructure and continues to drive innovation in cloud computing, network solutions, and cybersecurity. The company’s Head Office, located in Tokyo, serves as the center of its operations — a hub where advanced technology and forward-thinking strategies come together to support businesses and society in the digital era.
Located at Chiyoda City, centers on the moats, gates, and pathways of the Imperial Palace East Gardens and adjoining Kokyo Gaien National Garden. Nippon Budokan hosts rock shows and martial arts tournaments, while the National Theatre stages kabuki plays and bunraku puppetry. Tokyo International Forum is a towering art and culture center. Upscale boutiques and bistros fill the busy commercial district around Tokyo Station.

Getting there
Address: Iidabashi Grand Bloom, 2-10-2 Fujimi, Chiyoda-ku, Tokyo 102-0071, Japan
Access by Train/Subway (from central Tokyo)
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Take a train/subway to Iidabashi Station, which is on multiple lines (including JR, Tokyo Metro and Toei).
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From Iidabashi Station, it’s a short walk to the Fujimi area in Chiyoda-ku where the building is located.
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Follow signage in the station for the Fujimi / Chiyoda-ku exit. The building should be visible or well-signposted once you exit.