Each point is one game's rating·dashed lines show each series' overall trend
Games on the chart (3)
| Ar tonelico: Melody of Elemia | Jan 26, 2006 | Main Game | 70 | 70 | 70 |
| Ar tonelico II: Melody of Metafalica | Oct 25, 2007 | Main Game | 65 | 83 | 74 |
| Ar Tonelico Qoga: Knell of Ar Ciel | Jan 28, 2010 | Main Game | 75 | – | 75 |