providing access to Internet platforms to provide a social network for social networking of artists in the art field via web; providing access to Internet platforms to provide works of artists in the art field via web; providing access to Internet platforms to provide a social network for social networking of artists in the art field via mobile applications; providing access to Internet platforms to provide works of artists in the art field via mobile applications; providing access to business platforms for social networking of artists in the art field; providing access to chatting room for social networking of artists in the art field; providing access to online chatting room for social networking of artists in the art field; providing access to online social network service for social networking of artists in the art field; providing access to social network service(SNS) using the Internet for social networking of artists in the art field; providing access to social network service(SNS) using mobile applications for social networking of artists in the art field; providing access to social network service website for social networking of artists in the art field; providing access to social network service mobile applications for social networking of artists in the art field