UX designUI designWebsite construction, design, and operation supportPlanning, editing, and production of printed information mediaEditorial design for magazines and booksDigital educational material developmentInteractive content development such as video and VRInclusive designOther related tasks
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住友化学
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In 1971, some team members opened the office "Shūgō Den" in Koishikawa, Tokyo, to continue editorial design together.
In 1993, Shūgō Den merged with Helvechika Co., Ltd., which also handled editorial design, and was organized as Alpha Zero Co., Ltd.
In 2002, under the concept of a "Web-era design office," a subsidiary "Concent Co., Ltd." (formerly) was established, specializing in information architecture and focusing on website construction.
On October 1, 2007, Alpha Zero Co., Ltd. changed its name to AZ Holdings Co., Ltd., and a new split-off company, Alpha Zero Co., Ltd., was newly established as a 100% subsidiary of AZ Holdings. The former "Alpha Zero Group" was reorganized as the "AZ Group."
In 2011, Alpha Zero Co., Ltd., which had focused on editorial design and the planning and production of magazines, books, and various public relations tools, merged with Concent Co., Ltd. (formerly), which had focused on website construction and user interface design under the concept of a "Web-era design office." The merged entity expanded as a design firm that solves a wide range of problems based on information architecture and user experience design.
Concent, Inc. will be closed company-wide from Friday, November 20, through Monday, November 23, 2026. Inquiries received during the closure will be handled in order starting Tuesday, November 24, 2026. We apologize for any inconvenience and appreciate your understanding.
At the 73rd Spring Research Presentation Conference held from June 12 to 14, 2026, the research presented by Ayako Yamamoto, a service designer at Concent, as the lead author received the Good Presentation Award. The study, based on a web accessibility project, explored the use of synthetic users generated with generative AI, rethinking the understanding and design of accessibility.
Consent Inc. will exhibit at the exhibition event "Everyone's Brain World 2026 – Ultra Diversity" held at Tokyo Port City Takebashi. As a board member of the general incorporated association Ultra Diversity, they will participate and display the Diversity Warming-Up Tool and the MyType project.
Concent offers an online course "UX Design Basics Course Series" where participants can learn the fundamentals and methods of UX design in a practical and systematic way. The third edition, "Design Research for Customer Understanding: User Modeling Edition," scheduled for October 27, 2026, is currently accepting registrations.
Concent will intensify support for enterprises to counter dark patterns based on insights gained from research and studies since 2021 and corporate support. Beyond individual UI fixes, we will advance the systematization and concretization of support that prevents enterprises from unknowingly creating dark patterns from both organizational and design process perspectives. We have published a special site titled "Preventing Dark Patterns from the Organization's Structure" summarizing our initiatives and insights.
Consent Inc. has been recognized as an excellent company for its efforts in promoting women's empowerment, earning the highest three-star rating of the Eruboshi Certification on August 24, 2026. In addition to advancing women's empowerment, the company has been praised for its continued efforts to create an environment and systems that allow each employee to thrive in their own way.
The office will be closed from Friday, October 23, 2026 to Sunday, October 25, 2026. During the closure period, inquiries received through the contact form will be addressed sequentially starting Monday, October 26, 2026.
Concent, Inc. shares the vision behind “Design Harness,” a framework for advancing the design of products and services alongside AI agents, and is working to put it into practice. At “Design Harness 2nd,” held on September 15, 2026, communication designer Kota Saito spoke on the theme “Connecting Designers’ Judgment to AI — An Attempt to Harness Aesthetic Sensibility,” discussing the challenges of entrusting design decisions to AI and possible solutions.
The book, in which Yū Osaki, a director at Concent Co., Ltd. and a design strategist, contributed a column, will be released on September 18 by X Design Publishing. Amid a pivotal shift in the relationship between companies and people, the new approach of redesigning HR and organizations around Employee Experience (EX) and design is explained by four authors from both practical and research perspectives.
Hiroshi Sekiguchi, creative director at Concent, Inc., will teach the Specialized Skills Workshop (Information Design) at Tokyo University of Technology’s School of Design from September 2026 to January 2027. The 15-session course will cover everything from the fundamentals of visual communication to the creation of works based on students’ own reporting and editing.