heart_wa_mangekyou_(vocaloid) 「ハートは万華鏡」 ("Heart is a Kaleidoscope") A song by Ecomaru (えこまる) featuring Kagamine Rin. * NicoNico PV See Also* List of Vocaloid Songs Revision 5 by Anonymous at 2025-04-20 20:26:31.089444