4x4 (Casiopea album) Release history Release history

| Region | Date_ | Label | Format | Catalog_ |
|---|---|---|---|---|
| Japan | December 16, 1982 | Alfa Records | stereo LP | ALR-28045 |
| Japan | February 22, 1984 | Alfa Records | CD | 38XA-10 |
| Japan | January 25, 1987 | Alfa Records | CD | 32XA-114 |
| Japan | March 21, 1992 | Alfa Records | CD | ALCA-277 |
| Japan | July 27, 1994 | Alfa Records | CD | ALCA-9008 |
| Japan | July 23, 1998 | Alfa Records | CD | ALCA-9203 |
| Japan | January 23, 2002 | Village Records | ed remaster CD | VRCL-2208 |
| Japan | February 14, 2002 | Village Records | ed remaster CD | VRCL-2228 |
| Japan | May 27, 2009 | Sony Music Direct | ed remaster CD | MHCL-20010 |