Artist, illustrator.
Japanese name: δΈεΊ§ θγ
ι³ (reading is given as Nanakura Nanane)
The other names: γγγ (Seiko), γͺγͺγγ (Nanakura), "877", ι»θ±δΈ or δΈζ η΄«
Site name: γ γ (Shiro Kakko, lit. "quoted whitespace")
Circle name: γγγ γγγ£γγ
γ (δΈε€§ζ¬²ζ±, SandaiYokkyuu)
(Actually, SandaiYokkyuu is the name of Nanakura's fictional Idol Unit. Fuguu-chan is a member of this group.)
Old circle name: γγγγ£γγ
Old site names: sirosimi, η½η΄ιγ or η½η΄ιγ
Old name (unconfirmed): γ―γγγγ