Media Do Co Ltd, formerly known as Media Do Holdings Co Ltd is a Japan-based company mainly engaged in the distribution of electronic books (e-books) mainly for smartphones, tablet terminals and other mobile terminals. The Company operates through two business segments. E-book Distribution segment entrusts e-book contents from publishers and other content owners, distributes them to client e-book stores, and sells them through its own e-book stores. It also engaged in the strategic planning, e-book management consultation, e-book site production and management support. The Others segment is engaged in media management, publishing and creative support services. The Company is also engaged in the operation of filer, which is a service that provides summary contents of books; the provision of electronic comic coloring, comic drawing support service; as well as the operation of the community media MyAnimeList.