WK60-019A LaserKaraoke : 60's Hits vol.19 (1990) 8" NTSC USA
WK60-020A LaserKaraoke : 60's Hits vol.20 (1990) 8" NTSC USA
WK60-021A LaserKaraoke : 60's Hits vol.21 (1990) 8" NTSC USA
WK60-022A LaserKaraoke : 60's Hits vol.22 (1990) 8" NTSC USA
WK60-023A LaserKaraoke : 60's Hits vol.23 (1990) 8" NTSC USA
WK60-024A LaserKaraoke : 60's Hits vol.24 (1990) 8" NTSC USA
WK60-025A LaserKaraoke : 60's Hits vol.25 (1990) 8" NTSC USA
WK60-026A LaserKaraoke : 60's Hits vol.26 (1990) 8" NTSC USA
WK60-027A LaserKaraoke : 60's Hits vol.27 (1990) 8" NTSC USA
WK60-028A LaserKaraoke : 60's Hits vol.28 (1990) 8" NTSC USA
WK60-029A LaserKaraoke : 60's Hits vol.29 (1990) 8" NTSC USA
WK60-030A LaserKaraoke : 60's Hits vol.30 (1990) 8" NTSC USA
WK60-031A LaserKaraoke : 60's Hits vol.31 (1990) 8" NTSC USA
WK60-032A LaserKaraoke : 60's Hits vol.32 (1990) 8" NTSC USA
WK60-033A LaserKaraoke : 60's Hits vol.33 (1990) 8" NTSC USA
WK60-034A LaserKaraoke : 60's Hits vol.34 (1990) 8" NTSC USA
WK60-035A LaserKaraoke : 60's Hits vol.35 (1990) 8" NTSC USA
WK60-036A LaserKaraoke : 60's Hits vol.36 (1990) 8" NTSC USA
WK60-037A LaserKaraoke : 60's Hits vol.37 (1990) 8" NTSC USA
WK60-038A LaserKaraoke : 60's Hits vol.38 (1990) 8" NTSC USA
WK60-039A LaserKaraoke : 60's Hits vol.39 (1990) 8" 1991 NTSC USA
WK60-040A LaserKaraoke : 60's Hits vol.40 (1990) 8" NTSC USA
WK60-042A LaserKaraoke : 60's Hits vol.42 (1990) 8" NTSC USA
WK60-043A LaserKaraoke : 60's Hits vol.43 (1990) 8" NTSC USA
WK60-044A LaserKaraoke : 60's Hits vol.44 (1990) 8" NTSC USA
WK60-045A LaserKaraoke : 60's Hits vol.45 (1990) 8" NTSC USA
WK60-046A LaserKaraoke : 60's Hits vol.46 (1990) 8" NTSC USA
WK60-048A LaserKaraoke : 60's Hits vol.48 (1990) 8" 1992-04-30 NTSC USA
WK60-049A LaserKaraoke : 60's Hits vol.49 (1990) 8" NTSC USA
WKCO-001A LaserKaraoke : Country vol.01 (1990) 8" NTSC USA
WKST-005A LaserKaraoke : Standards Vol.05 (1990) 8" NTSC USA
—— Pioneer Proof Disc: Space Cartoons <== TITLE PENDING VALIDATIONNTSC USA
—— Pioneer Proof Disc: Electronic <== TITLE PENDING VALIDATIONNTSC USA
DEMO 91-E4 Pioneer Demonstration Disc (1991) Bilingual/CAV 1991 PAL Netherlands
DEMO-021 Pioneer: Demo Disc Volume 1 P&S/ANA/CAV PAL United Kingdom