Talk:OLIVER/@comment-49.151.120.190-20180722151316/@comment-7882956-20180722180045

Nope. And he's certainly not the only one. There are actually a lot of Vocaloids without a surname (examples: Lily, LEON, YOHIOloid, Xin Hua, Xingchen, SeeU, UNI, MAIKA)