fonfun Corp. engages in the planning, production, development, and sale of software content and applications. It also provides the services for internet users. It operates through the following business segments: Remote Mail, Short Message Service (SMS), Media, Voice Mail, and Others. The Remote Mail segment offers remote mail services consumers and corporations. The SMS segment handles Raku Raku Number, a sales promotion tool that uses short messages. The Media segment deals with web advertisements. The Voice Mail segment covers the provision of voice information using smartphone applications. The Others segment includes contract development and system maintenance work. The company was founded on March 3, 1997 and is headquartered in Tokyo, Japan.