Nyan~ Neko Sugar Girls (にゃん～ 砂糖 猫 女の子, Nyan~ Satō Neko On'na no Ko), often abbreviated by fans as NNSG, is a fanime series created by SoapOpera46. The series contains a total of 11 episodes and a Christmas Special featuring the three main characters Raku-chan, Koneko-chan, and Hitoshi-san.

The opening theme, "TRUE ♥ LOVE" by jun ft. Schanita, is from Dance Dance Revolution, and the ending theme is an untitled original composition by SoapOpera46. In Episode 10, the opening theme is Whitesnake's "Is This Love", and the ending theme is a cover of Wham!'s "Last Christmas" sung by Koneko-chan.

3 close friends, the level headed calm Koneko, the sweet childish Raku, and pretty flirty Hitoshi, have to battle through hurdles of betrayal, death, and sorrow. As their relationship grows, so do threats to break it, when a handsome mysterious man claims Hitoshi as his own, as Hitoshi struggles to resist his charms. Meanwhile Raku mush push her feelings for Hitoshi further and further down into her. As Koneko watches helplessly as this love triangle destroys her friendship, she finds a new side to Raku, one Raku must be prepared to fight, or else it will consume her and make her life a waking nightmare. While Koneko finds help in an all powerful shrine maiden living a secret double life as an earnest doctor, her spells and power will only get them so far, as Hitoshi desperately wishes things can go back to the way they used be.