03:57
【Megurine Luka & GUMI】Happy Synthesizer【VOCALOID】
Happy Synthesizer Original Mp3 & Mp4
03:57
02:21
【プロセカ Project SEKAI】ハッピーシンセサイザ / Happy Synthesizer【3DMV】
03:51
【PROJECT SEKAI】ハッピーシンセサイザ (Happy Synthesizer) -『MORE MORE JUMP!』『KAN/ROM/ENG』
![96neko,Len - Happy Synthesizer [English Lyrics]](https://i.ytimg.com/vi/X82FrnpBxNY/mqdefault.jpg)
04:01
96neko,Len - Happy Synthesizer [English Lyrics]
![[KAN/ROM] Happy Synthesizer ハッピーシンセサイザ || プロセカ (Project Sekai) [April Fools]](https://i.ytimg.com/vi/kFMobiLppY8/mqdefault.jpg)
02:13
[KAN/ROM] Happy Synthesizer ハッピーシンセサイザ || プロセカ (Project Sekai) [April Fools]
![[Hololive/Gen5] Mano Aloe sings](https://i.ytimg.com/vi/YwvI-5m5QvM/mqdefault.jpg)
03:54
[Hololive/Gen5] Mano Aloe sings "Happy Synthesizer" (ENG SUB)
![[VOCALOID] Megurine Luka GUMI Happy Synthesizer [Japanese Romanji English Lyrics]](https://i.ytimg.com/vi/avJo5qo-h2o/mqdefault.jpg)
04:01
[VOCALOID] Megurine Luka GUMI Happy Synthesizer [Japanese Romanji English Lyrics]
03:58
Happy Synthesizer Dance Mirrored Japanese
03:54
"Happy Synthesizer" (Vocaloid) English Cover by Lizz Robinett
06:05
Pocket Miku: A unique vocal synthesizer from Japan