JSAT Reports JCSAT-1B Satellite Anomaly

JSAT Corporation (“JSAT”; Head Office: Chiyoda-ku, Tokyo; President and CEO: Kiyoshi Isozaki) reported today that its JCSAT-1B communications satellite experienced an anomaly on January 17, 2005 at 21:26 JST, leading to difficulties with services provided by the satellite. Below are details of the incident to date and how JSAT is responding.

1. Current Situation

All channels provided by the satellite are still unavailable

2. Developments to Date

JSAT has determined that its JCSAT-1B satellite experienced an anomaly in one of its thrusters. Preparations are currently being made to operate the satellite using its remaining functional thrusters. To cover all possibilities, JSAT has also begun moving its back-up satellite into the orbital position of JCSAT-1B.

3. Response by JSAT

JSAT expects to steadily begin restoring services provided by JCSAT-1B from around 03:00 JST on January 19 (Wed.), 2005. JSAT apologizes to customers and asks for their understanding regarding this incident.