Change Vision, Inc. is a software development company based in Tokyo, Japan, founded in 2006 by CEO Kenji Hiranabe, a leader in the Agile and XP movements in Japan, to provide solutions to make software development more fun, more creative and more collaborative through effective communication using visualization software. Modeling is one of the keys to quality and productivity in software development and Astah is a tool to visualize those models to help all involved in the project to be on the same page with the same understanding to drive the project to a successful conclusion with a clear visualization of models and effective communication.

Change Vision, Inc. also offers free add-on tools which work with Astah Professional such as Astah Community, a free light-weight UML modeling tool without advanced features. Astah UML Pad, for modeling UML diagrams on an iPad which can be imported to Astah Professional. Astah Share can be used to upload diagrams on the web for the communication and sharing. Change Vision's development team is located in Japan and Sales and Technical support teams are based in USA and Canada to serve all customers around the world with the spirit of Japanese hospitality.