New Years Holiday Schedule

We will be closing our office Dec.29 - Jan.3 for New Years Holiday. Read More.

* Website downtime & holiday schedule

Our website will be shutting down during the time period due to our website maintenance. Read More.

October 14th (Friday) 6am - October 16th (Sunday) 8pm in EDT

We will be closing our office on October 28th (Fri) due to our internal event. Read More.

* Astah Professional / Community 7.1 Released!

We've released a new version of Astah Professional / Community 7.1! Check out the release note and update to version 7.1 now!

* Astash GSN Demo at AAA 2015 on Nov.17

We will be exhibiting and demonstrating Astah GSN at AAA 2015 at the 2nd International Workshop of Argument and Assurance on November 17. (15:45-16:15 Session 3: Posters and Demos)

* July 30, Astah SysML 1.3.1 Released!

Today we released Astah SysML 1.3.1 bug-fixed version.

* June 24, Astah new version 7.0 Released!

Today we released Astah Professional/Community 7.0 with many improvements and bug-fixes.
Download Astah Professional/Community 7.0


* OMG Meeting Presentation Slide

Safety Model and Systems Model - GSN/MARTE/SysML/SafeML integration in Robotics
by Toshi Okamura(Change Vision, Inc), Geoffrey Biggs(AIST)

We tried to model a wheelchair robot system with GSN/SafeML(Safety), SysML(System) and MARTE(realtime software) together to prove that those models can effectively express the problem domain and the solutions.

* Change Vision will exhibit in OMG Meeting in CA USA.

We will be exhibiting Astah at next Object Management Group Technical Meeting at Long Beach, California, USA! Come visit us if you are near by! Dec 9-10.
At our table, we will be demonstrating the series of our modeling tool 'Astah' including 'Astah Professional' - our flagship product for UML modeling with profiles such as MARTE, 'Astah SysML' for SysML modeling and 'Astah GSN' for visualizing arguments such as Assurance Cases. For anyone who'd like to try our products out, we will give you a special free license for any edition you'd like, so stop by and ask us!


* CEO, Kenji Hiranabe will talk in OMG Meeting in Germany.

June 17-21, Kenji Hiranabe will talk and share the experience on how to effectively use both SysML and Assurance Case (D-Case) for an RTC (Robotic Technology Component)-based robotic application, with a short demonstration of our SysML tool, Astah SysML.

* CEO, Kenji Hiranabe is attending Scrum Day in Germany.

June 11-12, Kenji Hiranabe is coming to Germany in June to attend Scrum Day 2013.
He will be attending as a special guest to talk Prof. Ikujiro Nonaka ("the grandfather of Scrum"'s original ideas in "his Scrum" and other literature which have not been implemented in the "modern Scrum" (Agile software development) and explore the ideas further to understand why and how Scrum works.

* March 26, Astah SysML Beta 0.9 Released!

Today we released Astah SysML Beta 0.9 with many bug-fixes and a few improvements.
Download Astah SysML 0.9 Beta

* March 14, Astah new version 6.7 Released!

Astah Professional, Community 6.7 Download

* CEO, Kenji Hiranabe is coming to India!

CEO of Change Vision, Kenji is coming to India next month to speak at Agile India 2013 in Bengaluru.
He'll be giving following three talks as a guest speaker.

  1. Agile Adoption in Japan and Nonaka's Scrum
  2. Drink Lean from the Source - Learning Kaizen from Toyota
  3. "Exploring User Wish through Mindmapping"

* February 27, Astah received "ComponentSource Best Product Award 2012-2013"

Our product Astah Professional received a "ComponentSource Top 25 Best Selling Product Awards 2012-2013 Worldwide" and "Top 25 Best Selling Publisher Awards".



Holiday Hours Announcement

Our offices will be closed from Dec.28th(Fri) to January 6th(Sun) for the holiday season. Upon our return we will handle all service requests in the order they were received. We apologize for any inconvenience.
Following services are still available during the holiday hours:
  • Purchase through our On-line store (Please contact the ComponentSource for any issues if happened)
  • Register/Reissue licenses
  • Submit support issues (You will receive our response will be after Jan 7th)
  • Submit any issues through our contact form (You will receive our response will be after Jan 7th)
Again we apologize for any inconvenience, though we wish you all have wonderful holiday!

* October 31, Astah new version 6.6.4 Released!

Astah Professional, Community 6.6.4 Download

* September 20, CEO, Kenji Hiranabe speaks at Agile New England

Special Extended Agile 101 Session:
Exploring User Wishes Through Mind Mapping with Kenji Hiranabe

* April 24, Astah new version 6.6.3 Released!

Astah Professional, UML, Community 6.6.3 Download

* March 22, Astah new version 6.6 Released!

Astah Professional, UML, Community 6.6 New Features