KuensanP

==Producer categories==
==Affliations==
*VVV! PRODUCTIONS
==External Links==
* Twitter: @rexboy7
* Website: Diaphanum Sound
* Circle Website: Diaphanum Sound
* Facebook: Diaphanum Sound
* Blog: Rexboy
===Media===
* NND MyList
* NND Account
* Piapro
* SoundCloud
* StreetVoice
* YouTube Channel
===Unofficial===
* TouhouDB
KuensanP (クエン酸P/檸檬酸P), previously known as Rexboy or Recchan (れっちゃん), and also now known under his circle name Diaphanum Sound (晴空和音), is a Taiwanese vocal synth producer who began making VOCALOID songs in 2009.
He mainly uses the UTAU version of for his Chinese songs and an assortment of VOCALOIDs, such as Kagamine Rin, , and Hatsune Miku, for his Japanese ones. He's also active as a tuner for other people's vocal synth songs.
In 2022, he uploaded his first Synthesizer V song with AiKO.
==Works==
==Discography==
__NOTOC__
Category:Producers
Category:Composers
Category:Lyricists
Category:Arrangers
Category:Tuners
Category:Chinese original producers
Category:Japanese original producers
Category:Producers using UTAU
Category:Producers using VOCALOID
Category:Producers using Synthesizer V