Mixi, Inc also published the mobile freemium game Monster Strike,[5] the family photo-sharing app FamilyAlbum,[6][7] and various other communication services.

Research indicates that some users, particularly young women, are more likely to use Mixi to connect in more private ways with close friends, particularly in contrast to perceptions of Facebook as a more public social network.

Many popular figures have "Celebrity Accounts" such as actress, model, singer Anna Tsuchiya, producer and rapper Shing02, Akihabara idol Haruko Momoi and Lupin III from the self-titled series.

[16] The changes, which were supposed to take effect as of April 1, 2008, included a section that appeared to grant Mixi unrestricted ownership to all user generated content.

[17] In particular, the proposed changes to Clause 18 stated: "By posting information, including diaries and the like, on this service, users grant the service the unrestricted right to use said information (whether in the form of reproduction, publication, distribution, translation, modification or the like) without compensation.