Contact the Astah Team

Questions about Astah licenses, purchases or product features? Contact the Astah team at Change Vision, Inc. Please write your inquiry in English for clarity.

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Change Vision, Inc.
Our office is open between 9:00 – 18:00 JST (Japan Standard Time)

Tokyo, Japan

c/o Work Styling, 5th Floor, Shiodome City Center, 1-5-2, Higashi-shimbashi, Minato-ku, Tokyo, JAPAN 105-7105

Fukui, Japan 3-111, Toiyacho, Fukui-City, Fukui, JAPAN 918-8231