Japan Revises Import Declaration and Preliminary Review System

2026年5月13日

Recent updates to Japan’s import declaration and preliminary review system are crucial for foreign entrepreneurs looking to navigate customs regulations effectively. The revised timeline for notification regarding customs inspections can significantly impact the efficiency of import operations. Understanding these changes is essential for businesses aiming to streamline their import processes and avoid potential delays.

📋 Quick Summary for Foreign Business Owners
Category: Regulatory Update

Background & Context

Japan’s customs regulations are governed by the Customs Act (Zeikan-ho) of 2014, which has undergone various amendments to enhance efficiency and compliance. The preliminary review system, introduced to expedite the import declaration process, allows importers to receive advance notifications regarding the necessity of customs inspections. This system aims to reduce delays and improve the overall import experience. Recent updates, effective from May 2026, have adjusted the timeline for notifying businesses about inspection requirements, which could lead to faster clearance times for imports. The Japan Customs (Nihon Zeikan) is the primary agency responsible for implementing these regulations, ensuring that importers are informed and compliant with the latest changes.

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 vital to stay updated on the revised notification timelines. Ensure that your import declarations are submitted promptly to benefit from the preliminary review system. Failure to comply could result in unexpected delays and increased costs. Review your current processes and consider consulting with a customs broker to navigate these changes effectively.

2. Foreign Nationals Planning to Establish a New Company
If you are looking to start a business that involves importing goods, familiarize yourself with the updated import declaration procedures. Prepare to submit your import declarations early to take advantage of the preliminary review system. Engaging with a local customs expert can help you understand the specific documentation required and the timelines involved.

3. Foreign Investors Who Are NOT Residents of Japan
For investors considering entering the Japanese market, understanding the import regulations is crucial, especially if you plan to import products. Stay informed about the changes in the customs process to ensure your investments are not hindered by regulatory delays. It may be beneficial to partner with local firms that have experience in navigating the Japanese customs landscape to mitigate risks associated with non-compliance.

Step-by-Step: What You Need to Do

Step 1: Review the Updated Customs Regulations
Visit the Japan Customs website for the latest information. English support is available.
Office: Japan Customs (English Support: Yes)
Cost: Free (¥0)
Time: 1-2 hours
Pitfall: Not checking for the latest updates

Step 2: Prepare Your Import Declaration
Gather necessary documents such as invoices and shipping documents. English support is available through customs brokers.
Office: Customs Broker (English Support: Limited)
Cost: Varies
Time: 1-3 days
Pitfall: Missing required documents

Step 3: Submit Your Import Declaration
File your declaration through the Japan Customs online system. English support is available.
Office: Japan Customs (English Support: Yes)
Cost: Free (¥0)
Time: 1 day
Pitfall: Incorrect data entry

Step 4: Await Notification Regarding Customs Inspections
Monitor your email for updates on whether an inspection is required.
Office: Japan Customs (English Support: Yes)
Cost: Free (¥0)
Time: 1-3 days
Pitfall: Not checking notifications regularly

Step 5: Prepare for Customs Inspection if Notified
Ensure that your goods are ready for inspection if required. English support is available through customs brokers.
Office: Customs Broker (English Support: Limited)
Cost: Varies
Time: 1-2 days
Pitfall: Goods not ready for inspection

Step 6: Receive Clearance and Proceed with Import
Once cleared, you can proceed with your import operations.
Office: Japan Customs (English Support: Yes)
Cost: Free (¥0)
Time: 1 day
Pitfall: Delays in clearance due to incomplete documentation

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	7 days
Minimum Capital Requirement	¥1	$1	$1	₩100,000
Annual Filing Cost	¥60,000	$300	$250	₩200,000
Visa Processing Time	2 months	1 month	1 month	1.5 months

What to Expect Next

Looking ahead, businesses should monitor any further amendments to the Customs Act and related regulations. The Japanese government is expected to continue refining customs procedures to enhance efficiency. Key timelines to watch for include potential announcements regarding additional support for foreign businesses and further updates to the preliminary review system. Stakeholders should stay engaged with Japan Customs and industry associations to remain informed about upcoming changes.