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.
Vocaloid
Vocaloids have also been promoted at events such as the NAMM show and the Musikmesse fair. In fact, it was the promotion of Zero-G's Lola and Leon at the NAMM trade show that would later introduce PowerFX to the Vocaloid program. These events have also become an opportunity for announcing new Vocaloids with Prima being announced at the NAMM event in 2007 and Tonio having been announced at the NAMM event in 2009. A customized, Chinese version of Sonika was released at the Fancy Frontier Develop Animation Festival, as well as with promotional versions with stickers and posters. Sanrio held a booth at Comiket 78 featuring the voice of an unreleased Vocaloid. AH Software in cooperation with Sanrio shared a booth and the event was used to advertise both the "Hello Kitty" game and AH Software's new Vocaloid. At the Nico Nico Douga Daikaigi 2010 Summer: Egao no Chikara event, Internet Co., Ltd. announced their latest Vocaloid "Gachapoid" based on popular children's character Gachapin.