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
During the events of the 2011 Tōhoku earthquake and tsunami, a number of Vocaloid related donation drives were produced. Crypton Future Media joined several other companies in a donation drive, with money spent on the sales of music from Crypton Future Media's KarenT label being donated to the Japanese Red Cross. In addition, a special Nendoroid of Hatsune Miku, Nendoroid Hatsune Miku: Support ver., was announced with a donation of 1,000 yen per sale to the Japanese Red Cross.