• Card Set: R Twin Character Set (ツインキャラカード セーラームーンR)
• Printed by: BANPRESTO (バンプレスト)
• Year: 1993
• Season: R (2nd)
• Size: 6.5cm×4.7cm
• Special Cards: ? [ Prism Cards: ? ]
• Regular Cards: 18 [ 1-18 ]
• Total: 18

These were very first twin character cards and most card collectors have never seen any. I was told that the complete set contains only 18 regular cards and they are exacly the same as Banpresto R cards.