Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/1998 |  | Claude Dambury | DF |  | FC Gueugnon | Gueugnon |
| 07/1998 |  | Anto Drobnjak | FW |  | RC Lens | RC Lens |
| 05/1998 | | Frédéric Antonetti | MA |  | SC Bastia | Bastia |
| 01/1998 |  | Kenichiro Tokura | DF |  | Kawasaki Frontale | Frontale |
| 01/1998 | | Eiji Hanayama | MF |  | Urawa Red Diamonds | Red Diamonds |
| 01/1998 | | Hideo Hashimoto | MF | |||
| 01/1998 | | Yuji Hironaga | MF |  | Tokyo Verdy | Verdy |
| 01/1998 | | Shingi Ono | MF | | Tokyo Verdy | Verdy |
| 01/1998 | | Ryuji Bando | FW |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 10/1998 |  | Nebojša Krupniković | MF | | SC Bastia | Bastia |
| 07/1998 |  | Boban Babunski | DF |  | AEK Athen | AEK Athen |
| 07/1998 |  | Patrick M'Boma | FW |  | Cagliari Calcio | Cagliari |
| 01/1998 | | Toshimi Kikuchi | DF | | Tokyo Verdy | Verdy |
| 01/1998 | | Takashi Kiyama | DF |  | Hokkaido Consadole Sapporo | Consadole |
| 01/1998 | | Koji Yoshinari | MF |  | Tokushima Vortis | Tokushima Vortis |