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Japan's Whistleblowing Expansion: What Failed Before the RegulationEthics and Conduct
4 min readFor Compliance Officers

Japan's Whistleblowing Expansion: What Failed Before the Regulation

Regulatory Changes and Their Implications

On June 1, 2022, Japan extended its Whistleblower Protection Act to include small and medium-sized enterprises (SMEs), fundamentally altering the compliance landscape for organizations with fewer than 300 employees. This regulatory shift addresses a systemic issue: many organizations have treated whistleblowing infrastructure as optional until regulators enforce compliance.

The expansion mandates that covered entities designate personnel to receive and investigate misconduct reports and establish internal systems for managing the reporting process. For organizations with 300 or fewer employees, the requirement is to "make efforts" to implement these systems, but the regulatory intent is clear.

Japan's move aligns with developments in the European Union, where member states are implementing the EU Whistleblowing Directive with similar mandatory reporting infrastructure requirements. Given Japan's position as the world's fourth-largest exporter and the EU as the second-largest, these frameworks now govern a significant portion of global trade relationships.

Identifying the Control Gap

The regulatory expansion highlights previous shortcomings:

Before June 2022: Large Japanese organizations were already subject to the Whistleblower Protection Act. Smaller enterprises faced no formal mandate to establish reporting systems, and many did not.

Concurrent EU Implementation: The EU's whistleblowing directive requirements created regulatory pressure on organizations operating in multiple jurisdictions.

June 1, 2022: Japan's expanded Act took effect, closing the SME exemption gap.

Post-implementation Reality: According to NAVEX's 2022 Definitive Risk & Compliance Benchmark Report, only 43% of survey respondents considered whistleblowing, reporting, and retaliation protection as "absolutely essential" to their organization. This suggests that more than half of organizations surveyed still don't view these systems as critical.

Control Failures and Missing Elements

The regulatory gap before June 2022 led to predictable control failures:

Lack of Designated Reporting Channels: Without mandated systems, smaller Japanese enterprises lacked formal mechanisms for employees to report misconduct. This is a fundamental detection control that helps organizations identify issues before they escalate.

No Defined Investigation Protocols: Organizations without designated personnel to handle reports had no standardized approach to assess, investigate, and resolve allegations, increasing legal exposure.

Missing Retaliation Protections: Informal reporting arrangements offered no structural protection against retaliation, leaving employees vulnerable when raising concerns.

Inadequate Third-Party Oversight: Global organizations with Japanese suppliers, distributors, or partners in the SME category had limited visibility into whether their business relationships included entities with functioning misconduct reporting infrastructure, posing a supply chain compliance risk.

Compliance Requirements Under the New Standards

Japan's Whistleblower Protection Act now requires:

Designated Reporting Personnel: Organizations must identify individuals responsible for receiving and managing misconduct reports, ensuring accountability.

Established Internal Systems: The Act mandates formal processes for administering the reporting mechanism. For entities with more than 300 employees, this is a hard requirement. For smaller organizations, the "make efforts" standard still implies regulatory expectation and potential liability if no system exists.

Investigation Capability: Organizations need documented procedures, trained personnel, and resources to assess allegations properly.

The EU Whistleblowing Directive establishes parallel requirements across member states, creating a global baseline for organizations operating in major export markets. These are enforceable regulatory mandates with penalties for non-compliance.

Strategic Actions for Your Organization

Proactive Compliance: Don't wait for regulatory triggers in your jurisdiction. With only 43% of organizations viewing whistleblowing as essential, there's an opportunity to build robust systems that foster stronger ethical cultures and better business outcomes.

Assess Third-Party Exposure: If you operate globally or maintain supply chain relationships in Japan or the EU, audit whether your business partners have compliant reporting systems. This isn't just their compliance problem; it affects your organization's reputational and operational risk.

Exceed Minimum Requirements: The "make efforts" standard for smaller Japanese entities creates ambiguity. Implement systems that work: anonymous reporting options, multiple channels, multilingual support, and clear investigation protocols.

Train Designated Personnel: Assigning someone to receive reports without proper training can create more risk. Ensure your personnel have documented procedures, regular training, and clear escalation paths for serious allegations.

Measure Effectiveness: Track report volume, time-to-resolution, substantiation rates, and retaliation claims to determine if your system functions effectively.

Integrate Whistleblowing into Risk Management: Misconduct reports are early warning indicators for enterprise risks. Integrate whistleblowing data into your risk assessment process to address control weaknesses.

The Japanese regulatory expansion didn't create new risks; it exposed existing ones in organizations without formal reporting infrastructure. Your organization likely faces similar gaps. The question isn't whether regulators will eventually require robust whistleblowing systems in your jurisdiction. The question is whether you'll build the capability now as a strategic advantage.

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