DOCOMO is a Japanese provider that offers a suite of API tools meant to streamline application development. The Dialogue API enables a user to have a conversation with a Chatbot in a natural, informal tone. Input is received in a textual format and a reply is issued that blends into natural conversation. The Dialogue API can be implemented via REST and through the Dialogue API Android, iOS, & Java SDKs. DOCOMO also offers an API console to easily demo their many APIs.