Studio OX
Studio OZ
Studio Paint
Studio Palette
Studio Pastoral
Studio Peyo
Studio Pierrot
Studio Pixel Punk
Studio Placebo
Studio Ponoc
Studio Pu Yukai
Studio Puff
STUDIO RADI-8
Studio Random
Studio Ranmaru
Studio Rehatee
Studio Rikka
Studio Ring
Studio Rod
Studio Ron
Studio Rong
Studio Ryokucha
Studio Saizensen
Studio Sakimakura
Studio Setsujo
Studio Seufz
Studio Ship
Studio Sign
Studio Signal
Studio Signpost
Studio Sota
Studio Sott
Studio Soul
Studio Step
Studio Swing
Studio Sylph
Studio Takurange
Studio Tamatsubaki
Studio Ten
Studio Thunderhorse
Studio To Anyone
Studio Tomcat
Studio Tomo
Studio Trophis Production Company
Studio Tulip
Studio Uchuu Tetsujin
Studio Unicorn
Studio Uonhaddo