What service did GX Concierge provide to Seibu Holdings?

We provided the 'SSBJ Quick Assessment Service' to address the SSBJ standards, conducted a gap analysis of the current situation, and assisted in formulating a response strategy and roadmap.

What was the background for Seibu Holdings' decision to implement this service?

Given the anticipated mandatory compliance with SSBJ standards for Prime Market-listed companies, it was necessary to first understand the current disclosure status to determine an appropriate response method for the company.

What were the outcomes of the support provided?

The outcomes include clarifying the necessity and priority of responses based on business characteristics, establishing concrete actions, and promoting a common understanding within the company through management training sessions.

What kind of company is GX Concierge?

GX Concierge is a customer-accompanying GX/SX service provider established in March 2024 through a joint investment by Sumitomo Corporation and ABeam Consulting, aimed at supporting sustainability management.

What message is given to companies considering compliance with SSBJ standards?

The message is to understand the gap from the current status, clarify the necessary actions by working backward from the goal, and take the first step.

[Case Study] Seibu Holdings Inc. | SSBJ Quick Assessment (GX Concierge)

Published May 26, 2026 11:00 PM ・ Updated Jun 14, 2026 8:03 AM ・ 3 min read ・ Source: PR TIMES

GX Concierge supported Seibu Holdings' compliance with SSBJ standards. By performing gap analysis and developing a roadmap, the company established its disclosure strategy.

GX Concierge (Headquarters: Chiyoda-ku, Tokyo; CEO/COO: Atsushi Goto; CSO/CTO: Shuhei Toyoshima) has published a new interview case study featuring Seibu Holdings Inc., as part of its initiative to support corporate GX and sustainability management.

With mandatory compliance with SSBJ (Sustainability Standards Board of Japan) standards expected for Prime Market-listed companies, GX Concierge provided Seibu Holdings with its "SSBJ Quick Assessment Service" to support the formulation of their disclosure policy and strategy.

Overview of Support To address Seibu Holdings' need to "first grasp the current situation in order to consider the most suitable response method," GX Concierge conducted a gap analysis between their existing information disclosures and the SSBJ standards, and formulated future response policies and a roadmap.

Results By clarifying the necessity and priority of actions based on their business characteristics and operational reality, concrete actions were established. Additionally, study sessions for executive management promoted a shared internal understanding of the standards.

For more details, please see the full article below: https://gx-c.com/case_post/seibu-holdings/

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Source: PR TIMES
Category: News

[Case Study] Seibu Holdings Inc. | SSBJ Quick Assessment (GX Concierge)

⚡ Key Points

Results By clarifying the necessity and priority of actions based on their business characteristics and operational reality, concrete actions were established. Additionally, study sessions for executive management promoted a shared internal understanding of the standards.

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