Media mix is the Japanese franchise strategy of developing one property across many media at once, manga, anime, games, music, merchandise, and events, with each format promoting the others. It is the business architecture behind most major anime franchises.
The media mix is the reason anime franchises are built like constellations. A successful property appears simultaneously as manga, anime, films, games, novels, stage plays, music, character goods, and cafe collaborations, each feeding the others. A fan is expected to orbit: watch the series, read the manga, play the game, buy the single, build the model.
The strategy is old and deliberate. Publishers plan properties across media from the pitch stage, and committees of companies, each owning a piece, finance productions jointly. It explains anime's texture: why a character song exists, why a side story lives in a game, why a model's box art is a headline.
For a knowledge site the media mix is a filing problem. Each medium's version of events is its own canon column, and the mix means there is always another column. The canon sheet exists to say which columns a quiz may draw from, so a fact from a game never silently answers a question about the anime. The committee system behind the mix, in which partner companies each fund and exploit one slice of a property, is the reason credits blocks on anime run so long.
In use"The film feeds the game, the game sells the soundtrack, and the soundtrack promotes the film: that loop is the media mix."