This IDC study describes the performance of the network-attached storage (NAS) market in Japan from 2002-2005 and provides a market forecast up to 2009. The market performances from 2002-2005 and forecast were studied from a revenue and a unit and terabyte shipment perspective and analyzed by price band and embedded OS type. The supplier shares from 1H04-1H05 were studied from a revenue and a unit and terabyte shipment perspective and analyzed by price band and embedded OS type as well. Forecasts up to 2009 have been provided for each price segment in terms of revenue and unit shipment.

Masaaki Moriyama, research director, Storage/Server Research, IDC Japan, says, "Managing the rapidly growing unstructured data and backup and archive processes will become important storage challenges among corporate users in Japan. It will become more important than ever for NAS suppliers to create solutions for the challenges facing users in order to expand business opportunities in the NAS space."