Sing All Overtures is a Character Image Song for the main female characters and Kirito. It is sung by Yoshitsugu Matsuoka (Kirito), Haruka Tomatsu (Asuna), Ayana Taketatsu (Leafa), Kanae Itō (Yui), Rina Hidaka (Silica), and Ayahi Takagaki (Lisbeth). This song is featured in Sword Art Online Bonus CD 9, included in the limited edition BD/DVD volume 9 package.