Yamamoto Maria CDs (singles)
Maria appears (sings/talks) in the following CD singles.
| 1998.10.23 | Yume no Naka he/S.O.S. | song |
| 1999.06.17 | Lu Puty La Puty (FSDA-010) | Song |
| 1999.12.27 | Angel Kiss (SCCD-10001) | Song |
| 2000.03.23 | Venus to Chiisana Kami-sama (PICA-007) | Song |
| 2000.12.06 | Memories Off Vol 1 Chikakute Tooi [Hizuki Ayaka] (SCDC-00051) | Song/Talk |
| 2000.12.06 | Memories Off Vol 2 Ame no Hi no Omi [Futami Shion] (SCDC-00059) | Talk |
| 2001.06.20 | Pure Blue / Love Forever (AVCA-14151) | Song |
| 2001.07.25 | Objection / Sayonara no 1/2 (AVCA-14164) | Song |