Every Child

Has Two Parents


Every Child

Has Two Parents


Private Investigation and Recovery Services.


It can be difficult to find a reliable private investigator in Japan.  It is not clear whether there is a formal licensing procedures and some may also be connected with organized crime, i.e. Yakuza. Certainly there are reputable ones, but it is important to be careful in your selection.  Please report any good or bad experience - webmaster@crnjapan.net


  1. How to Retrieve Your Child Abducted To Japan

  2. Tips on How to Find Your Child In Japan

  3. Non-Legal Options to Extract Your Abducted Child

  4. Shalom, Japan: A Sabra's Five Years in the Land of the Rising Sun a book by Shifra Horn - reportedly "An eminently readable book in which the author explains in part how she taught Hebrew to a lady who snatched her son back from Israel in a cloak and dagger type move."

  5. Wakareya and Fukuenya (Breaker-upppers and Reconcilliators) This article from CrissCross Japan website discusses these new age Japanese companies that specialize in breaking up adulterous relationships and getting them back together.  

  6. Locate missing or unknown defendants/witnesses/heirs;

  7. Asset searches of defendants/potential defendants;

  8. Due Diligence background research on businesses in Japan;

  9. Direct Service of Process.

  10. Overview of costs for private investigative services in Japan.  (TBD)

Recommended List

These investigators have demonstrated experience in Japan and have been recommended by someone willing to put their name on it.


  1. ABP World Group - International Child Recovery Services

         http://www.abpworld.comThe goal of Abp World Group

          international child recovery services is to locate, negotiate and

          recover your missing child.  We can dispatch personnel to most

          locations in the world; we specialize in locating missing children

          up to ages 18.  ABP is the only recovery agent endorsed by The

          Japan Children’s Rights Network.

Private Investigations

  1. Intersec.  http://www.intersecusa.com We have first hand reports from people who have used this agency successfully for investigations in Japan. Offices in Los Angeles and Tokyo with services in English, Japanese, Mandarin/Cantonese, and Korean. They come well recommended. See the website or contact them at intersec@usinter.net

  1. Japan Private Eye  -  http://www.japanpi.com    Many Users rave about Japan PI.  They have a section on their website dedicated to missing persons, and child custody - http://www.japanpi.com/peoplesearch/japanpeoplesearch.html   Please use your best judgement when hiring any PI.  See their website or contact them locally from the USA at -1 (877) JAPAN PI   or  1 (877) 527-2674

Experience Unknown in Japan

These investigators have demonstrated experience in recovery.  They do not to our knowledge have verifiable experience in Japan.  When they demonstrate knowledge in Japan we will move them into the Recommended List.  All of their information is available on the web. 

Black List

Someone willing to put their name on an explanation, has had a bad experience with this Private Investigator.

Others Lists of Private Investigators

The following is just here for your information and is not a recommendation by CRN Japan.  Use these references carefully, and please let us know of your experiences.

  1. Okano International Investigations Office; 617-21 Aja, Naha, Okinawa, Japan; President:  Mr. Kensei Heshiki; Mr. Heshiki is an experienced investigator.  Between 1966 and 1969, Mr. Heshiki served as the Chief Investigator for a Public Prosecutor’s Office.  Since then, Mr. Heshiki has been in private practice, and the Okano Office has helped resolve countless issues.  The Okano Office is a member of the Tokyo Investigation Co-operative, which has over 400 member firms throughout Japan.  (This information found on website of Law Offices of Toshimitsu Takaesu.)

  2. Tokyo Investigation Co-operative 2-10-1 Shimada Building, Iwamoto-cho, Kanda, Tokyo, Japan; President:  Mr. Hiroki Koshi; Mr. Koshi is also an experienced investigator.  Mr. Koshi was made President of the All-Japan Investigation Association in 2001.  The Tokyo Investigation Co-operative specializes in locating missing or unknown defendants, heirs, and witnesses. (This information found on website of Law Offices of Toshimitsu Takaesu.)

  3. Teikoku Detective Agency 3-21 Truck Building, 3rd Floor, Yotsuya, Shinjuku, Tokyo, Japan; President:  Mr. Masa Hukuda; As with the principals of the other affiliated investigative agencies, above, Mr. Hukuda has many year of experience in the investigative field.  Mr. Hukuda is a member of the All-Japan Investigation Association and the Tokyo Investigation Co-operative.  Mr. Hukuda’s notable clients include various television and radio stations, large businesses, and famous Japanese personalities.  (This information found on website of Law Offices of Toshimitsu Takaesu.)

  4. Teikoku Detective Agency Mr. Jun Teruya is frequently called upon by Law Offices of Toshimitsu Takaesu for support and assistance.  Mr. Teruya is the President of American Seminar House, an organization dedicated to training Japanese for life in the United States and in other English-speaking countries abroad.  In addition, Mr. Teruya is a member of the Gusikawa City Council. Mr. Teruya earned his law degree summa cum laude from the Okinawa International University.  He subsequently earned an MCJ (Master of Comparative Jurisprudence) from New York University School of Law.  Mr. Teruya has also taught U.S. Law at Okinawa International University.  (This information found on website of Law Offices of Toshimitsu Takaesu.)

  5. Names from the US Embassy Website page on private investigators.

    1. Argus Johoku Tantei Jimusho; 3-6-13 Nishi Nippori, Arakawa-ku, Tokyo 116-0013; Tel: 03-3277-0099. Fax: 03-3823-3838.

    2. I. I. Service Co., Ltd.;  Shinjuku Sumitomo Bldg. 13F; 2-6-1 Nishi Shinjuku, Shinjuku-ku, Tokyo 163-0213; Tel: 03-3342-0705. Fax: 03-3346-2149; New York Office: 520 Fifth Ave. 5F, New York,; New York 10036    Tel: 212-827-0254

    3. KF Care; Kyouritsu Bldg. 3F; 2-8-18 Nishishimbashi, Minato-ku, Tokyo 105-0003; Tel: 03-3503-4621. Fax: 03-3501-0685.

    4. Nihon Detective Association; 1-23-15 Hyakunin-cho, Shinjuku-ku, Tokyo 169-0073; Tel: 03-3365-0015. Fax: 03-3365-1750.; URL: http://www2.odn.ne.jp/tantei/ ; E-mail: ndahonbu@pop16.ocn.ne.jp

    5. Nihon Shoko Research; Kaikei Bldg. 2F; 15 Kanda Iwamoto-cho, Chiyoda-ku, Tokyo 101-0033; Tel: 03-3251-8121. Fax: 03-3251-8128/ 8193.

    6. Sato Midori Research, Inc.; 27-5-202 Sakuragaoka, Shibuya-ku, Tokyo 150-0031.; Tel: 03-3463-5211. Fax: 03-3461-6203

    7. Teikoku Tanteisha; 4-20-1 Sendagaya, Shibuya-ku, Tokyo 151-0051; Tel: 03-3403-5151 Fax: 03-3401-1185

The Japan Children’s Rights Network lists these professionals for information purposes.  We do not employe support or condone the work they have done, or may do.  Please do your due diligence and make sure the choices you make are best for your family and child(ren).


The information on this website concerns a matter of public interest, and is provided for educational and informational purposes only in order to raise public awareness of issues concerning left-behind parents. Unless otherwise indicated, the writers and translators of this website are not lawyers nor professional translators, so be sure to confirm anything important with your own lawyer.

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