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Best Naturalization Lawyers in Tokyo

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Oak Immigration Services
Immigration specialty
Tokyo, Japan

Founded in 2018
4 people in their team
Japanese
English
Immigration Naturalization Business Visa +6 more
About Oak Immigration Services Oak Immigration Services (オーク行政書士法人) is a licensed immigration and administrative procedures firm in Tokyo. It helps foreign nationals and the companies that employ them with every stage of Japanese residence status, from first entry to permanent...
Immigration specialty
Tokyo, Japan

English
Immigration Naturalization Visa Refusals & Appeals +12 more
Takojima Legal Office is a Tokyo based immigration law practice that serves corporate and individual clients seeking to live, work or establish business in Japan. Led by Takojima Keisuke, the firm leverages years of combined experience in Japanese immigration matters to deliver precise, outcome...

Founded in 2021
English
Immigration Naturalization Deportation & Removal Defense +12 more
さくら国際法律事務所 Sakura International Law Office is a Tokyo-based law firm that emphasizes practical legal support for individuals and companies facing both domestic and cross-border issues. The firm’s public materials highlight experience in family and labor matters, including...
NARITA Immigration Legal Office
Immigration specialty
Tokyo, Japan

Founded in 1951
50 people in their team
Japanese
English
Immigration Naturalization Asylum +9 more
Immigration Lawyer in Tokyo Japan,available application 24 hours by Online,no matter where you are.Immigration Lawyer in Tokyo Japan,available application 24 hours by Online,no matter where you are.Immigration Lawyer in Tokyo Japan,available application 24 hours by Online,no matter where you...
Nakai Immigration Services LPC
Immigration specialty
Tokyo, Japan

Founded in 1992
50 people in their team
Japanese
English
Immigration Naturalization Asylum +9 more
Masahito NakaiRepresentative Gyoseishoshi Immigration AttorneyHaving any problems with visa (residence permit) applications? How may we assist you?Nakai Immigration Services LPC (NIS) provides one-stop professional legal services to obtain visas for Japan, as a boutique immigration law firm...

English
Immigration Naturalization Deportation & Removal Defense +12 more
Kizuka Law Office operates as a small practice centered on protecting socially vulnerable clients, including children, women, socially bullied individuals, and foreign residents who need English or Chinese-speaking support. The attorney, Masami Kizuka, emphasizes careful listening and...
Immigration specialty
Tokyo, Japan

Founded in 2016
English
Immigration Naturalization Visa Refusals & Appeals +12 more
TNV Law & Consulting is a cross-border law and consulting firm established by Raquel Nahmad Vazquez and Takahashi Daisuke that bridges Mexico and Japan in global risk management and international trade and investment advisory. The firm provides multilingual legal and consulting services designed to...

Founded in 2011
6 people in their team
English
Immigration Naturalization Deportation & Removal Defense +12 more
Higuchi & Partners, LPC is a Tokyo based general practice law firm with a distinct focus on international matters. The firm represents overseas companies doing business in Japan and Japanese clients expanding abroad, delivering English language service and coordinating with a global network to...
Immigration specialty
Tokyo, Japan

English
Immigration Naturalization Visa Refusals & Appeals +12 more
Katsuhiro Iwayama Law Office provides long standing hands-on experience in corporate law and compliance, offering ALSP solutions and contract review for corporate customers. The practice covers commercial law, corporate transactions including M&A and reorganizations, regulatory reviews for new...

Founded in 2021
50 people in their team
Japanese
English
Immigration Naturalization Asylum +9 more
Tokyo Kokusai Partners Law Office (TKP Law) was established in January 2021 by attorneys and paralegals who have been specialising in foreign and international matters.TKP Law aims to create a tolerant and symbiotic society that is suitable for today’s global society by gathering the wisdom of...

Naturalization lawyers in Tokyo, Japan at a glance

What the 11 firms in this list say about themselves. When a firm has not told us something, we count it as not stated rather than guess.

firms in this list
11
11 of 11 with an office in the city
median founding year
2016
7 of 11 firms give one
people: the most common team size
21–50
6 of 11 firms give one
11 offices on the map. Only offices we could place in Tokyo, Japan are shown.

Where their offices are

11 offices in this list

Show the 11 addresses
  • Oak Immigration Services · 141-0021 Tokyo Shinagawa-ku Kami-Osaki 2-15-19 MG Meguro Eki-Mai Building
  • Takojima Legal Office · Japan, 〒143-0016 Tokyo, ootaku, omori kita, 1 Chome−36−4 wakuta Bld, 2F
  • さくら国際法律事務所 Sakura International Law Office · Japan, 〒103-0026 Tokyo, Chuo City, Nihonbashikabutocho, 15−12 兜町MOCビル 7階A号室
  • NARITA Immigration Legal Office · (Takanwa2131 Bldg.),2-13-1,Takanawa, Minato, Tokyo, Japan
  • Nakai Immigration Services LPC · 6th floor, Shiba Kaga Bldg., 2-3-1 Shiba Koen, Minato-ku, Tokyo 105-0011
  • 木塚総合法律事務所 KIZUKA LAW OFFICE · Japan, 〒160-0023 Tokyo, Shinjuku City, Nishishinjuku, 5 Chome−5−1 The Parkhouse 西新宿 タワー60 3614
  • Takahashinamadobasukesu Law Office · Kato Building, 2 Chome-1-14 Nihonbashi, Chuo City, Tokyo 103-0027, Japan
  • Higuchi Kokusai Law Office · 2 Chome-3-6 Kanda Awajicho, Chiyoda City, Tokyo 101-0063, Japan
  • Katsuhiro Iwayama Law Office · Japan, 〒101-0031 Tokyo, Chiyoda City, Higashikanda, 1 Chome−2−2 PRIME OFFICE307
  • Tokyo Kokusai Partners Law Offices · 20F Hareza Tower, 1-18-1 Higashiikebukuro, Toshima-ku, Tokyo 170-0013, JAPAN
  • Meguro International Law Office · Japan, 〒153-0063 Tokyo, Meguro City, Meguro, 1 Chome−24−18 福山ビル 8階

Languages firms state

  • Japanese 4 firms
  • English 4 firms
  • Not stated 7 firms

A language counts only when the firm lists it on its profile.

When they were founded

  • 2010 or later 5 firms
  • 1990 to 2009 1 firm
  • 1950 to 1989 1 firm
  • Not stated 4 firms

The oldest dates from 1951; the median is 2016.

How big their teams are

  • 1 to 5 people 2 firms
  • 6 to 20 people 1 firm
  • 21 to 50 people 3 firms
  • Not stated 5 firms

Counted from the firms' own profiles. Firms keep these facts up to date in their dashboard. Update your firm's profile

AS SEEN ON

1. About Naturalization Law in Tokyo, Japan

Naturalization in Tokyo is governed by Japan’s national laws and is processed through the Legal Affairs Bureau offices, including those in Tokyo. Although the procedures occur at the national level, Tokyo residents often interact with the Tokyo Legal Affairs Bureau for filings and interviews. The core framework is set by the Nationality Act, with related rules in the Immigration Control and Refugee Recognition Act guiding residency and eligibility considerations.

In general, Japanese nationality is acquired through naturalization after meeting statutory criteria, completing documents, and passing an interview process. Tokyo applicants compete for a finite pool of discretionary approvals, so precise preparation and timely responses to requests from authorities are crucial. A qualified attorney or legal counsel can help align your documentation, language considerations, and timelines with local expectations in Tokyo.

Key takeaway: Naturalization is a national process with local handling in Tokyo, and it requires careful readiness across residence history, financial means, character, and documentation. See official sources for the exact requirements and procedures.

Source overview: The naturalization process in Japan is overseen by the Immigration Services Agency and is grounded in the Nationality Act. Local offices in Tokyo handle filings and interviews as part of a nationwide system.

For authoritative guidance, consult official resources from the Immigration Services Agency of Japan and the Japanese e-Gov legal portal. These sources explain eligibility, required documents, and the step-by-step process that applies across prefectures, including Tokyo.

Official references provide detailed checklists for ordinary naturalization, special naturalization for spouses or long-term residents, and guidance on document authentication and translations.

2. Why You May Need a Lawyer

Naturalization in Tokyo involves a complex bundle of eligibility rules, document requirements, and bureaucratic steps. A lawyer can tailor guidance to your specific situation and preserve your timeline. Below are concrete scenarios where legal counsel is often essential in Tokyo.

  • You are pursuing ordinary naturalization after five years of continuous residence in Tokyo and need help compiling and authenticating documents across multiple countries.
  • You are married to a Japanese citizen and seek special naturalization; a lawyer can assess whether you meet the marriage and residency criteria and prepare the case accordingly.
  • You hold dual or multiple nationalities and must plan for renunciation, including understanding implications for your current country and your family in Tokyo.
  • Your background includes past visa denials, criminal history, or complicated immigration records; a lawyer can address these issues before filing and anticipate potential questions during the interview.
  • Your documentation includes country-specific records that require apostilles, translations, and certifications; a lawyer can coordinate multi-jurisdictional document handling.
  • You are facing delayed processing or requests for additional information from the Tokyo Legal Affairs Bureau; a lawyer can manage communications and respond accurately to avoid unnecessary delays.

3. Local Laws Overview

The naturalization framework in Tokyo relies on national statutes, applied locally through Tokyo’s Legal Affairs Bureau. The two primary laws most relevant to naturalization are the Nationality Act and related immigration controls. These laws define eligibility, process steps, and the formal effects of naturalization on status and citizenship.

National legislation to know: The Nationality Act (国籍法) governs ordinary and special naturalization, including age, residency, character, and the requirement to apply within the framework set by the law. This Act is the backbone of all naturalization applications in Tokyo as elsewhere in Japan.

Residency and procedure in Tokyo: The Immigration Control and Refugee Recognition Act (出入国管理及び難民認定法) governs long-term residence and related administrative procedures that support naturalization filings. The Tokyo Bureau handles interviews, document checks, and status updates within the national system.

Family register implications: The Family Register Act (戸籍法) interacts with naturalization by recording changes in nationality and updating the family register after approval. In practice, Tokyo applicants complete steps that culminate in updating their koseki to reflect citizenship.

Recent trends note that processing times fluctuate with workload at the Tokyo Legal Affairs Bureau, and authorities emphasize careful preparation of multi-country documents and translations. Official sources provide up-to-date forms, checklists, and guidelines for each step.

Sources you can consult for authoritative details include the Immigration Services Agency of Japan and the e-Gov legal portal. These resources explain eligibility criteria, required documents, and the procedural flow in Tokyo and nationwide.

For jurisdiction-specific guidance, Tokyo residents should reference the Tokyo Legal Affairs Bureau's procedures and any local notices that affect naturalization filings.

4. Frequently Asked Questions

What is the minimum residency requirement for ordinary naturalization in Japan?

Ordinary naturalization generally requires five years of continuous residence in Japan. Applicants must also show good conduct, financial self-support, and the ability to understand and use Japanese to some degree. Exceptions exist for special categories such as spouses of Japanese nationals.

How long does a typical Tokyo naturalization application take from filing to decision?

Timeline ranges from roughly 12 to 24 months, depending on complexity and backlog at the Tokyo Legal Affairs Bureau. Some cases take longer if documents require extra verification or translation.

What documents are required to apply for naturalization in Tokyo?

Common requirements include a passport, residence card, birth certificates, family registry records, tax records, proof of income or assets, and identity documents. You will also need documents proving five years of residence and good conduct, plus Japanese language ability evidence in some form.

Do I need to renounce my current nationality when naturalizing in Japan?

Japan generally requires renunciation of existing nationality upon naturalization. There are limited exceptions and special cases, so consult a lawyer to review your country’s rules and potential dual-nationality options.

Can I apply for naturalization if I am married to a Japanese national?

Yes, there is a path for spouses of Japanese nationals, often called special naturalization. It typically requires a marriage and a period of residence, with the exact criteria assessed by the relevant bureau.

What is the difference between ordinary and special naturalization in Tokyo?

Ordinary naturalization applies to general applicants with five years of residence and standard requirements. Special naturalization covers certain categories such as spouses of Japanese nationals and long-term residents, potentially with different residency expectations.

When should I start the naturalization process if I plan to travel or study?

Begin once you have established the five-year residence period and have begun collecting the required documents. You should avoid long gaps in residency during the filing period to prevent delays.

Where do I file my naturalization application in Tokyo, and can I file by mail?

Applications are submitted in person at the Tokyo Legal Affairs Bureau or local branch offices, not by mail. The bureau will schedule an interview after the initial document review.

Is dual citizenship allowed after naturalization in Japan, and what are exceptions?

Japan generally discourages dual citizenship and requires you to select one nationality after naturalization. There are rare, specific exceptions that apply to certain cases, so a lawyer can review your situation carefully.

Do I qualify for naturalization with a past criminal record or current probation?

A clean record helps, but each case is reviewed individually. A criminal history or probation does not automatically disqualify you, but it can lead to additional scrutiny or requirements from the bureau.

How much does naturalization cost, including government fees and legal costs?

There is no fixed government filing fee published for all cases, and most applicants incur costs for translations, document authentication, and attorney fees. A Tokyo lawyer can provide a detailed fee estimate based on your documents and timeline.

How long is the typical naturalization interview, and what topics are covered?

Interviews commonly last 15 to 60 minutes and cover residence history, employment, language ability, daily life in Japan, and your intent to reside in Japan as a citizen.

5. Additional Resources

  • Immigration Services Agency of Japan (ISA) - Official government body that administers naturalization procedures and residency matters. Website: https://www.isa.go.jp/en/
  • Ministry of Justice (MOJ) English - Provides global information on nationality law and related guidelines. Website: https://www.moj.go.jp/ENGLISH/
  • e-Gov: Nationality Law and Related Legislation - Official portal for Japanese laws and regulations including the Nationality Act. Website: https://www.e-gov.go.jp/

6. Next Steps

  1. Determine your eligibility and determine which naturalization route fits your situation in Tokyo (ordinary, spouse, or special naturalization). Allocate 1-2 weeks to review criteria with a lawyer.
  2. Collect and organize all required documents from Japan and any other country, including translations and apostilles as needed. Allow 2-6 weeks for gathering, depending on cross-border records.
  3. Identify and engage a Tokyo-based immigration or nationality attorney with experience in naturalization cases. Schedule an initial consultation within 1-3 weeks.
  4. Create a case plan with your lawyer, outlining document preparation, translation needs, and a realistic filing timeline. Expect adjustments as you collect documents.
  5. Submit the naturalization application at the Tokyo Legal Affairs Bureau with your lawyer present. Prepare for the interview and respond promptly to any bureau requests.
  6. Monitor progress and respond to bureau requests promptly. Plan for potential follow-up interviews or supplementary documents over several months.

Lawzana helps you find the best lawyers and law firms in Tokyo through our directory of legal professionals. Our platform offers rankings and detailed profiles of attorneys and law firms, allowing you to compare based on practice areas, including Naturalization, experience, and client feedback.

Each profile includes a description of the firm's areas of practice, client reviews, team members and partners, year of establishment, spoken languages, office locations, contact information, social media presence, and any published articles or resources. Most firms on our platform speak English and are experienced in both local and international legal matters.

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Disclaimer:

The information provided on this page is for general informational purposes only and does not constitute legal advice. While we strive to ensure the accuracy and relevance of the content, legal information may change over time, and interpretations of the law can vary. You should always consult with a qualified legal professional for advice specific to your situation.

We disclaim all liability for actions taken or not taken based on the content of this page. If you believe any information is incorrect or outdated, please contact us, and we will review and update it where appropriate.