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.
Wagakki Band
A video for the first song recorded by all eight current members of Wagakki Band, "Six Trillion Years and Overnight Story" (六兆年と一夜物語), was released in April 2013. In August of that year they played their first live concert at Nico Nico Music Master 2. The music video for "Tengaku" (天樂) was released in October 2013; this video marked the first time guitarist Machiya revealed his face. They then performed at the 10th Tokyo International Music Market (TIMM) for three nights in October. At THE VOC@LOID M@STER 27, a Vocaloid convention in November 2013, the band released "Joshou" (序章), a mini album featuring Vocaloid covers.