Restructuring the Organization and Group Entities to Accelerate Success (Part 2)

Insight
Feb 9, 2026
  • M&A
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Group restructuring often requires more than just projects and initiatives; in many cases, it also involves assessing the position of the target business within the corporate group and considering the overall vision for the group. This insight explores various issues arising from group restructuring and the key points for addressing them. The first part discussed challenges related to integrating organizational culture. In this second part, we focus on the problems that occur during the integration of management directions and policies and business processes, as well as methods for dealing with them.

About the Author

  • Toshifumi Tanabe

    Principal
  • Terumasa Wada

    Senior Manager
  • Jun Nagai

    Manager

1. Key Point 2: Compliance Risks and Governance Alignment

① Adjustment of Transaction Terms and Compliance Risks

It is not uncommon for subsidiaries to have more relaxed transaction terms compared to their parent companies. Therefore, differences in compliance risks and governance can become critical issues during integration. In particular, discrepancies in contract terms and compliance standards between business partners can significantly impact the integration process. For this reason, it is essential to review contract conditions early in the integration phase and implement appropriate risk management measures.

When major differences exist in contract content or compliance standards (such as credit management or subcontracting law compliance) between parent and subsidiary companies, legal and accounting departments may resist the integration workload, creating potential opposition. To minimize these risks, it is crucial to assess the workload in advance, hold regular meetings with integration leaders and stakeholders, and secure consensus. Specifically, quantify the number of contracts and partners requiring renegotiation, set deadlines, and develop an execution plan with clear commitments from relevant departments.

Additionally, decisions on whether to continue certain transactions must be made early. High-risk partners should be identified promptly, and alternative strategies considered. For example, renegotiating contracts to comply with Codes of Conduct (COC) or restructuring agreements to meet subcontracting law requirements may be necessary. Failure to address these issues could lead to legal risks post-integration, potentially damaging corporate value.

For major clients that account for a significant portion of revenue, careful evaluation from a credit management perspective is essential. For instance, for partners representing over 80% of sales, contract terms and credit risks should be thoroughly reviewed to ensure transaction stability. By conducting a comprehensive review of partners and contract terms, compliance risks and governance alignment can be secured, enabling smooth post-integration operations.

As noted, if the parent company’s credit management standards or contract conditions differ significantly from those of the subsidiary, failing to take appropriate measures could result in substantial legal risks. This risk is heightened when preparation time for integration is short, as critical issues may be overlooked.

To mitigate these risks, contracts should be systematically categorized, and required actions for each type clarified before integration. Begin by classifying contracts by partner type (customers, suppliers, subcontractors, distributors) and contract type (outsourcing, manufacturing, agency, licensing), then compare them against the parent company’s standards. Next, identify necessary adjustments for compliance with COC and subcontracting laws. This approach clarifies which contracts require revision and minimizes post-integration legal risks.

If reviewing all contracts in a short timeframe is impractical, prioritize high-risk agreements and those with significant impact. Collaborate with legal and accounting departments to identify critical contracts and focus on their revision. For major clients representing a large share of revenue, responsible departments should prepare detailed documentation of transaction terms and work closely with legal and accounting teams to set appropriate post-integration conditions, ensuring transaction stability.

② Unification of Business Policies and Brand Management

Unifying business policies and brand management is a key challenge in corporate integration. Applying uniform standards post-integration may risk undermining the competitiveness of the acquired company. For example, if the acquired company’s operational policies or quality standards differ from those of the parent company, enforcing changes could reduce product or service quality and harm customer satisfaction.

To avoid such issues, differences in business policies and brand management should be analyzed before integration, and items requiring standardization versus those allowing flexibility should be clearly defined. For instance, if the acquired company’s standards align closely with specific market needs, imposing uniform standards could weaken market competitiveness. In such cases, introducing exceptions or temporary measures may be necessary.

Some processes can follow the parent company’s standard rules while retaining unique practices that preserve the acquired company’s strengths. For example, even if the parent company has standardized quality control processes, maintaining the acquired company’s unique quality practices in certain markets can enable differentiation. Establishing these policies before integration helps preserve brand value and competitiveness.

③ Optimization of Accounting Operations and Closing Processes

Aligning fiscal periods and standardizing accounting practices is another critical challenge in corporate integration. For the acquired company to meet the parent company’s closing schedule, standardization and harmonization of accounting processes are essential. Without this, delays or errors in financial reporting may occur, reducing management accuracy.

To prevent such issues, differences in accounting processes should be analyzed before integration, and necessary changes identified. For example, parent company accountants should collaborate with the acquired company’s finance and sales teams to explain closing procedures and system rules, then establish a new monthly closing workflow to accelerate reporting. Standardizing data entry methods and account classifications ensures consistency and prevents confusion.

Beyond accelerating closing, improving workflows is also effective. For instance, if the acquired company manages closing processes in a decentralized manner, centralizing data management enables real-time financial monitoring and faster closing. Strengthening collaboration with sales and administrative departments and standardizing pre-closing data preparation further enhances accuracy.

In short, minimizing the impact of fiscal alignment and account standardization requires harmonized accounting operations, unified systems, and close interdepartmental collaboration. Through proper process design and thorough workflow review, financial management accuracy can be improved, reinforcing the company’s overall management foundation.

2. Key Point 3: Integration of HR Systems, Organizational Culture, and Communication Design

Even if HR systems and compensation structures appear unified on the surface, employees may perceive disadvantages or unfairness. This is especially true when organizations with different corporate cultures merge, as issues such as decreased motivation and engagement, unclear roles, and lack of information often arise.

To foster cultural integration, it is essential to promote mutual understanding of pre-integration cultural differences through workshops and training, and to cultivate shared values. Initiatives such as cross-functional projects and team assignments can also help employees from different backgrounds collaborate effectively.

Maintaining employee motivation requires creating an environment where concerns and questions can be addressed appropriately. Introducing counseling programs, one-on-one meetings, and cross-departmental networking events can increase dialogue opportunities among managers, subordinates, and employees from both organizations. Additionally, implementing incentive programs to support post-integration goal achievement can further boost motivation.

To address unclear roles, measures include redefining job descriptions, clarifying task allocation, standardizing workflows, and providing regular job feedback. Creating detailed responsibility charts that specify each team’s and individual’s scope of work helps clarify accountability. Improving workflows and unifying procedures as needed prevents confusion, while regular feedback sessions between managers and employees deepen dialogue on expectations and performance, enabling timely adjustments.

Ensuring transparency requires consistent two-way communication about the integration process and organizational changes. Effective methods include hosting town hall meetings to deliver clear messages from leadership and creating and sharing FAQs about the integration. When employees understand the purpose and impact of integration, anxiety decreases and organizational cohesion strengthens.

In short, integrating HR systems and organizational culture after a merger requires more than superficial alignment of policies. Careful measures that address psychological aspects—such as dialogue mechanisms and engagement initiatives—are essential to minimize perceptions of disadvantage or unfairness and to achieve organizational stability and sustainable growth.

3. Key Point 4: IT System Integration and Business Process Alignment

In corporate integration, IT system consolidation is a critical factor for improving operational efficiency and ensuring data consistency. However, system migration is not merely a technical task—it is closely tied to organizational workflows and operational rules, requiring careful planning. Challenges often arise when migrating to the parent company’s standard system, especially if the acquired company uses specific system modules that are incompatible with the standard system or if differences in business processes lead to resistance from frontline teams.

To prevent such issues, it is essential to first review the functional requirements and actual usage of the systems targeted for integration and accurately assess the scope of impact. Based on this analysis, thorough discussions between the parent company’s IT team and the acquired company’s business teams should be conducted to establish a migration policy that both sides can agree on.

For example, if the parent company has a custom-built sales management system optimized for its unique business processes, its IT team may resist integrating the acquired company’s systems. This resistance often stems from concerns that merging systems could compromise consistency, especially when the parent company’s system is designed around specific business practices or contractual conditions that differ slightly from those of the acquired company. Additionally, strong attachment to the custom-built system’s design philosophy can make consensus-building even more difficult.

In such cases, rather than enforcing an immediate migration to the standard system, a phased approach may be more effective. For instance, temporarily running both systems in parallel while gradually integrating them can reduce disruption. Developing an interface to link the acquired company’s sales data with the parent company’s system ensures data consistency while adapting business processes. Furthermore, for certain operations, retaining some functions of the existing system while gradually transitioning to the new system can help minimize the additional workload caused by integration.

4. Key Point 5: Setting the Integration Start Date (Day 1) and Managing Workload

If the integration start date (Day 1) is not set appropriately, delays in integration activities and concentrated workload may occur, significantly impacting the overall integration plan. Therefore, it is essential to secure sufficient preparation time and carefully schedule the date to avoid overlapping with peak business periods or other major corporate events.

In particular, if Day 1 coincides with year-end closing or critical business events—such as the start or completion of large-scale projects or contract renewal periods with key partners—there is a high risk of resource shortages. For example, accounting departments heavily involved in closing activities or sales teams engaged in intensive negotiations may face excessive workload. It is crucial to distribute tasks appropriately across departments to mitigate this risk.

To ensure smooth business and system integration, plans must be executed systematically with stakeholder buy-in. Typically, at least three months of preparation is required, but depending on complexity and departmental conditions, a longer lead time may be necessary. If the integration period extends, prioritizing tasks and implementing them in phases can help minimize disruptions to the acquired company’s operations and customer relationships.

When setting Day 1, it is vital to consider the business schedules of both companies and develop a realistic migration plan. Avoiding fiscal year-end and peak workload periods while selecting a timing that enables stable post-integration operations is a key success factor.

5. Conclusion

Finally, let us summarize the key points for successful subsidiary integration covered in both parts of this series:

  • Even for wholly owned subsidiaries with ongoing business interactions, it is important to recognize that they may have distinct cultures and a strong sense of autonomy. Integration should be approached carefully and over sufficient time.
  • Identify gaps in compliance risks and governance between the parent company and subsidiary, assess the risks these gaps create, and take appropriate measures.
  • Even if HR systems and compensation structures appear aligned, attention must be paid to avoid perceptions of disadvantage or unfairness on either side.
  • When core systems and major business applications differ, early assessment of the impact on workflows and a realistic system integration plan are essential.
  • Setting Day 1 and planning integration activities must consider peak workload periods for receiving departments to avoid resource bottlenecks.

Looking back, full-scale consolidated management in Japan only became a priority in the 2000s. Before that, some subsidiaries were established to differentiate brand policies or compliance/governance standards. Today, unified policies across the group are a fundamental requirement. We hope the points discussed in this article will serve as useful guidance when considering group restructuring.

At ABeam Consulting, we provide end-to-end support—from subsidiary strategy formulation and business planning to new subsidiary setup and integration execution. Our approach goes beyond procedural aspects, assisting with absorption mergers, business carve-outs, and positioning within the corporate group, as well as defining the group’s overall vision. We also help clarify the role of subsidiaries post-restructuring, address resistance, and ensure smooth integration of operations and systems.

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