Hatsune Miku
A series of rhythm games starting from "" were produced by Sega under license using Hatsune Miku and other Crypton Vocaloids, as well as "fan-made" Vocaloids like Akita Neru. TinierMe also made attire that looks like Miku's for their services, allowing users to make their avatar resemble her. The series has sold 6million copies. "" was developed for the Nintendo 3DS. Miku's appearance in this game is based on the Nendoroid series of figures. Hatsune Miku is also briefly referenced in the game "Recettear", where a young man stargazing sees "The Green-Onion Girl" constellation. Also, in 2013, Saki Fujita voices Fei-Yen HD, a character based on one of Hatsune Miku's modules, in "Super Robot Wars UX"; this appearance does not use Miku's vocal library.
SF-A2 Miki
SF-A2 was released the same day as Kaai Yuki and Hiyama Kiyoteru as the 3rd Ah Software Vocaloid. SF-A2 miki's direction is very different from Kaai Yuki and Hiyama Kiyoteru as she was a professional artist vocal. Much of her planning and development was handled by HEARTFAST.