Japan Updates Import Declaration and Preliminary Review System

2026年5月13日

Japan has implemented significant updates to its import declaration process, affecting how foreign entrepreneurs manage customs procedures. The revised preliminary review system impacts the timing of notifications regarding customs inspections, streamlining the import process and potentially reducing delays.

📋 Quick Summary for Foreign Business Owners
Category: Regulatory Update

Background & Context

Japan’s import regulations are governed by the Customs Act (Zeikan-ho), which has undergone various amendments to adapt to international trade dynamics. The preliminary review system allows importers to receive advance notifications regarding the necessity of customs inspections, significantly affecting goods clearance speed. The recent update by Japan Customs (Nihon Zeikan) aims to improve system efficiency by revising notification timing. Historically, importers faced uncertainty regarding inspection requirements, leading to supply chain delays. These changes are part of Japan’s efforts to enhance trade facilitation and align with global standards.

How This Affects Your Business in Japan

Item	Cost (JPY)	Cost (USD approx)	Notes
Company Registration	¥150,000	$1,000	Standard registration fee
Notary Fee	¥50,000	$350	For document notarization
Visa Application	¥4,000	$30	Business Manager visa

1. Foreign Residents Already Operating a Business in Japan
For those currently importing goods, it is essential to stay informed about the new notification timelines for customs inspections. Businesses should review their import processes and ensure compliance with the updated regulations. Failure to adapt could result in delays and increased costs. It is advisable to consult with a customs broker or legal advisor specializing in Japanese trade law to navigate these changes effectively.

2. Foreign Nationals Planning to Establish a New Company
Entrepreneurs looking to start a business in Japan should consider the revised import declaration process as part of their operational planning. Understanding the preliminary review system will be crucial for efficient supply chain management. New businesses should prepare to submit necessary documentation to Japan Customs and may benefit from engaging a local expert to assist with compliance and to avoid potential pitfalls.

3. Foreign Investors Who Are NOT Residents of Japan
Investors considering entering the Japanese market should be aware of the changes to the import declaration process, as these could impact the feasibility of their investment strategies. It is recommended to conduct thorough market research and possibly partner with local firms that have expertise in navigating Japan’s customs regulations. Not addressing these updates could lead to unforeseen challenges in the importation of goods, which may affect overall investment returns.

Step-by-Step: What You Need to Do

Step 1: Review the Updated Guidelines
Visit the Japan Customs website (www.customs.go.jp) to access the latest information on the revised preliminary review system. English support is available.
Office: Japan Customs (English Support: Yes)
Cost: Free (¥0)
Time: A few hours
Pitfall: Missing updates due to language barriers

Step 2: Assess Your Current Import Processes
Evaluate how the changes may affect your existing operations.
Office: Internal Assessment (English Support: N/A)
Cost: Internal resources
Time: Several days
Pitfall: Overlooking specific regulatory changes

Step 3: Consult with a Customs Broker
Engage a professional who can provide tailored advice on compliance with the new regulations.
Office: Customs Broker (English Support: Yes)
Cost: ¥50,000 (~$350 USD)
Time: 1-2 weeks
Pitfall: Choosing an inexperienced broker

Step 4: Prepare Necessary Documentation
Gather all required documents for import declarations as per the updated guidelines.
Office: Internal Documentation (English Support: N/A)
Cost: Internal resources
Time: A few days
Pitfall: Incomplete documentation

Step 5: Submit Import Declarations
File your import declarations with Japan Customs, ensuring adherence to the new notification timelines.
Office: Japan Customs (English Support: Yes)
Cost: Varies based on volume
Time: Ongoing
Pitfall: Missing deadlines

Step 6: Monitor Compliance and Updates
Regularly check for any further updates from Japan Customs to ensure ongoing compliance.
Office: Japan Customs (English Support: Yes)
Cost: Free (¥0)
Time: Ongoing
Pitfall: Ignoring new updates

Key Contacts
www.jetro.go.jp/en/
www.moj.go.jp/isa/
www.customs.go.jp/english/
www.nta.go.jp/english/

Expert Analysis: Japan vs. Regional Competitors

Metric	Japan	Singapore	Hong Kong	South Korea
Incorporation Time	14 days	3 days	5 days	10 days
Minimum Capital Requirement	¥0	S$1	HK$1	₩0
Annual Filing Cost	¥150,000	S$300	HK$2,000	₩200,000
Visa Processing Time	2 months	1 month	1 month	1.5 months

What to Expect Next

Looking ahead, it will be crucial for foreign entrepreneurs to monitor any further legislative changes related to Japan’s customs regulations. The government is expected to continue refining its import processes, with potential new policies aimed at further facilitating trade. Stakeholders should keep an eye on announcements from Japan Customs and other relevant agencies, particularly in the next 6 to 12 months, as these developments could significantly impact operational strategies in Japan.