A4.

==Producer Categories==
==Affiliations==
*Oshimai
*saburou
==External Links==
* Twitter: @A4_official_
===Media===
* Niconico
* YouTube
* piapro
===Unofficial===
A4. (A4。) is a CeVIO producer who exclusively uses KAFU. All of their published works (like their name) feature titles that end with the Japanese period, 。.
==Works==
==Discography==
__NOTOC__
Category:Producers
Category:Composers
Category:Lyricists
Category:Japanese original producers
Category:Producers using CeVIO
Category:Producers using UTAU
Category:Producers using VOCALOID