[Local Japanese] Day-One Action Manual for Japan Visa Additional Document Request! Enclosure Verification & 7-Day Submission Timeline

This article is written by a Japanese local.

“During my Japan visa screening, a yellow envelope titled ‘Notice of Additional Document Submission’ suddenly arrived from Immigration. What should I do first today?”

“There is only 1 to 2 weeks left before the submission deadline. What schedule should I follow to prepare and dispatch the documents to avoid a refusal?”

When waiting for the results of an application for a Certificate of Eligibility (COE), change of status of residence, or visa renewal, receiving an unexpected official notice from the Immigration Services Agency of Japan (Immigration) causes intense anxiety for many applicants and corporate HR managers.

However, an Additional Document Submission Notice is by no means a “notice of refusal.” Rather, it represents “the final opportunity granted by the immigration examiner to substantiate the facts, clear doubts, and win approval.” That being said, the designated submission deadline is strictly enforced, and any delay in initial action or submission of incomplete documentation will lead directly to a denial. This article thoroughly explains the physical checklist to review on the day the envelope arrives, and the “7-day operational timeline” required to compile and submit flawless evidentiary materials within the deadline.

1. Four Physical Checklist Items to Verify on the Day the Envelope Arrives

Immediately after opening the envelope, it is tempting to focus solely on the list of requested documents; however, you must first accurately record the following fundamental procedural parameters:

• ① The Envelope’s “Postmark Date” and “Actual Date of Receipt”: Record the date the notice was issued by Immigration, the post office postmark date, and the exact date you received it. In the event receipt was delayed due to absence notices, this becomes legitimate prima facie evidence when requesting a “deadline extension.”
• ② Designated Submission Deadline (The Strict Cutoff): Check the “Submission Deadline (Must Arrive By)” specified in the upper-right corner or body of the notice. As a rule, this is set within “1 to 2 weeks” from the date of dispatch.
• ③ Application Receipt Number (Alphanumeric Code): The management number assigned to each individual application. This must be written in the upper-right corner of all subsequent additional letters of explanation, cover letters, and submission documents.
• ④ Verification of Enclosures (Checklist and Return Envelope): Confirm whether all enclosed items are present, such as the “Submission Document Checklist” provided by Immigration and the dedicated “Return Envelope” pre-printed with the delivery address (designated for Specific Record Mail or Registered Mail).

2. The “7-Day Operational Timeline” for Submitting Additional Documents

This is the standardized 7-day operational workflow from receipt of the notice to completion of dispatch.

Timeline	Operational Task	Key Management Point
Day 1 (Receipt Day)	Deciphering Notice Contents & Categorizing Documents	Classify requested materials into 3 categories: “Available Same-Day,” “Government/Municipal Retrieval,” and “Internal Drafting / Retrieval from Home Country.”
Day 2	Arranging Issuance of Official Certificates	Visit city halls, tax offices, and legal affairs bureaus to obtain certificates of residence, taxation/tax payment certificates, certificates of registered matters, etc.
Day 3	Collecting Company Documents & Internal Data	Retrieve financial statements, general ledgers, organizational charts, lease agreements, etc., verify against originals, and prepare clean copies.
Day 4	Drafting Additional Letter of Explanation (Reason Statement)	Draft a document that logically explains “why this figure exists” and “what constitutes the legal basis” rather than submitting raw data alone.
Day 5	Cross-Checking Consistency Against Past Application Copies	Cross-reference the figures and employment histories submitted this time against resumes and reason letters previously submitted to Immigration down to the millimeter to ensure zero contradictions.
Day 6	Document Numbering, Indexing & Binding	Arrange the documents strictly in the order of the checklist, assign exhibit numbers (Evidence 1, 2…) in the upper-right corner, and attach an index.
Day 7 (Dispatch Day)	Mailing via Tracked Postal Service	Send the packet via Simplified Registered Mail (Kan’i Kakitome) or Specific Record Mail (Tokutei Kiroku), and securely store the shipping receipt (tracking number copy).

3. The “Three Core Principles” When Packaging Submission Documents

Simply gathering the documents listed in the notice and sending them off is insufficient to completely eliminate the examiner’s doubts. Structure and package your submission in accordance with the following standards:

Principle ①: Attach a “Cover Letter (Submission Inventory)” at the Very Top

Place a formal cover letter (one A4 page) at the very front stating the applicant’s name, application receipt number, date of submission, and the list of enclosed documents (in numbered order). It is an operational imperative to arrange materials so the examiner can grasp what is located where at a single glance.

Principle ②: Always Attach an “Explanatory Statement” to Objective Evidence

For documents that demonstrate figures or factual events, such as bank passbook transaction copies or vendor contracts, always attach a logical written explanation detailing “what this material proves.” Do not let documents speak for themselves; reinforce the intent in writing.

Principle ③: Retain a Full Copy (PDF) of All Submitted Pages

Scan all submitted documents into PDF format immediately prior to dispatch and retain them. This is an indispensable asset for verifying consistency during future visa renewals or permanent residency applications.

4. Emergency Action When Meeting the Submission Deadline Is Impossible

If it becomes clear that meeting the designated deadline is physically impossible due to postal delays of official certificates from your home country or the preparation of complex accounting documents, you must never leave the situation unaddressed without notice.

Before the submission deadline arrives, you must contact the assigned examination division of the jurisdictional Immigration Bureau by telephone, and submit a “Written Petition for Extension of Period (stating the specific reason and scheduled acquisition date)” to formally secure an extension of time.

5. Practical Frequently Asked Questions (Q&A)

These are critical Q&As from applicants and corporate representatives who have received an Additional Document Submission Notice.

Q1. What should I do if the requested materials include documents that are impossible to submit under any circumstances?

A. Submit a “Statement of Reasons (Written Explanation)” explaining the objective reason why the document cannot be submitted, along with alternative evidence. Rather than simply stating “We do not have it,” persuade the examiner by presenting official documents certifying “why it cannot be issued (institutional reasons in the home country, loss of records, etc.)” or alternative objective evidence that substantiates the underlying facts.

Q2. May I hand-deliver the additional documents directly to the Immigration counter?

A. While the rule is to send them by mail (registered mail, etc.) using the enclosed return envelope, hand-delivery at the counter is permissible if the deadline is imminent. When submitting at the counter, bring the original notice along with the complete set of submission documents, and ensure you retain a copy stamped with an official receipt seal.

6. Summary: Initial Action Speed and Logical Substantiation Are the Keys to Approval

An Additional Document Submission Notice is the single most critical turning point in visa screening. By accurately understanding the exact deadline and requirements on the day the notice arrives, and preparing objective physical evidence accompanied by a logical letter of explanation, you can minimize the risk of refusal.

If you encounter difficulties in gathering documents requested by Immigration or drafting an additional letter of explanation that satisfies the examiner, quickly organize the facts and proceed methodically with the procedure.