13cm

13cm is a Japanese visual novel studio under Visual Art's known for creating strictly adult-oriented titles. The company has spawned two sister studios, 130cm, known for creating moe-oriented visual novels, and 13cc.

130cm

 * Princess Bride
 * Princess Brave: Suzume Shoku no Kishi
 * Boku wa Tenshi Janai yo
 * Kanojo-tachi no Ryūgi
 * Furifuri
 *  Neko Kawaigari! ~Klein Inuneko Byouin Shinsatsuchuu~