2001 Press Releases

TOKYO, May 10, 2001 - Crosswave Communications Inc. ("Crosswave", NASDAQ: CWCI) today announced plans to open a data center in Kyoto, adding to its six other data centers already operating across Japan. With approximately 900 square meters of floor space, the data center is scheduled to begin service in October 2001. Directly connected to Crosswave's nationwide broadband network infrastructure, the Kyoto data center, in linkage with the six other data centers, provides a reliable multi-site operation, and will offer a full lineup of Crosswave services, including robust housing space and broadband data communications services such as its Wide-area Ethernet Platform Service.

The Kyoto data center will also function as a key station for providing the total network solution services developed by Internet Initiative Japan Inc. ("IIJ", NASDAQ: IIJI) and other IIJ Group companies. IIJ's total network solutions range from Internet connectivity through security, systems integration, monitoring and other management services, and is supplied mainly to high-end corporate network users.

The new facility will be built in cooperation with Kyoto Research Park, a locus for new industry creation in the region, and will respond swiftly to the comprehensive network solution needs of the many leading-edge businesses clustered in the area, including electronics and precision machinery manufacturers and distributors.

Crosswave and the IIJ Group will continue to proactively develop their data center businesses as hub-points for the provision of total network solutions geared to the new network age.

About Crosswave

Crosswave Communications Inc. (NASDAQ: CWCI) offers broadband data communication services on Japan's first nationwide fiber-optic network specifically designed and dedicated to data traffic. Crosswave was established in October 1998 by Internet Initiative Japan Inc. (IIJ, NASDAQ: IIJI), Sony Corporation and Toyota Motor Corporation with the goal of providing advanced, high-speed, cost-effective, end-to-end data communications services to customers in Japan and to take advantage of market growth and demand for broadband data communications networks.

About IIJ

Internet Initiative Japan Inc. (IIJ, NASDAQ: IIJI) is Japan's leading Internet-access and comprehensive Internet solution provider mainly targeting high-end corporate customers. Founded in 1992 as a pioneer of commercial Internet services in Japan, IIJ has built one of the largest Internet backbone networks in Japan as well as between Japan and the United States. IIJ and its group companies provide total solutions including new generation network services over optical-fiber infrastructure optimized for data communications, construction of Asian-wide IP backbone networks, high-quality Internet access, securities, hosting/housing, and content design and systems integration.

The statements within this release contain forward-looking statements about our future plans that involve risk and uncertainties. These statements may differ materially from actual future events or results. Readers are referred to the documents filed by Crosswave Communications Inc. and Internet Initiative Japan Inc. with the SEC, specifically the most recent reports on Forms 20-F and 6-K, which identify important risk factors that could cause actual results to differ from those contained in the forward-looking statements.

For inquiries, contact:

Ms. Kayoko Miyako for Crosswave Communications Inc.
Tel: +81-3-5205-4580 E-mail: press@cwc.co.jp URL: http://www.cwc.co.jp/

Ms. Junko Higasa for Internet Initiative Japan Inc.
Tel: +81-3-5259-6310 E-mail: press@iij.ad.jp URL: http://www.iij.ad.jp/