nisemono_chuuihou_(vocaloid)
Warning of Impostors (ニセモノ注意報), also translated as Impostor Advisory, is the second uploaded song of Shuuen no Shiori Project, produced by 150P. This song is based of B-ko (shuuen no shiori)'s discovery of her doppelgänger.
This song was first released on NicoNico, uploaded on 10 June 2012, sung by IA (vocaloid). It is later released as such in the album Re:Houkago -Shuuen Game-. When it was rereleased in the Shuuen -Re:write- album, it was sung by Kagamine Rin. It was also released in the Shuuen -Re:act- album, sung by B-ko's voice actress, Touyama Nao.