DOCOMO is a Japanese provider that offers a suite of API tools meant to streamline application development. With the Knowledge Q&A API, users can ask questions, and the API will return answers in a colloquial dialogue. The API is suitable with informal Japanese language as an input. The Trend Article Extraction API can be implemented via REST and accessible through it's corresponding Android & Java SDKs. DOCOMO also offers an API console to easily demo their many APIs.