Professional
Investigation
Services in Japan
Background Checks, Person Searches, Due Diligence, and Infidelity Investigations Across Japan.
About Us
Mylena Investigation Office is a licensed private investigation agency headquartered in Minami-Aoyama, Tokyo — your trusted partner for investigations in Japan.
We specialize in handling sensitive cases for international clients who need reliable, professional eyes on the ground. All investigations are conducted in strict compliance with Japanese law and with complete discretion. We communicate in English throughout the process, so you always know exactly where things stand.
Service
Every investigation is handled with discretion, professionalism, and full compliance with Japanese law. Whether your concern is personal or professional, we are here to uncover the truth on your behalf.
FAQ
Q
Is private investigation legal in Japan?
A
Yes. Private investigation is fully legal in Japan and regulated under the Private Investigation Business Act. Mylena Investigation Office is a licensed agency operating in full compliance with Japanese law.
Q
Do you offer services in English?
A
Yes. All consultations and reports are available in English. You can contact us by email or online meeting at any time.
Q
Can I consult online from overseas?
A
Yes. We offer online consultations via Zoom or email, so you can reach us from anywhere in the world.
Q
How do I get started?
A
Simply fill out the contact form on this page or send us an email. We will get back to you within 24 hours to schedule a free initial consultation.
Q
How much does an investigation cost?
A
Costs vary depending on the type and scope of investigation. We provide a detailed quote after your initial consultation. There are no hidden fees.
Q
How long does an investigation take?
A
It depends on the complexity of the case. Simple background checks may take a few days, while more complex investigations can take several weeks. We will give you a realistic timeline during your consultation.
Q
Is my personal information kept confidential?
A
Absolutely. All inquiries and investigation details are handled with strict confidentiality. Your information will never be shared with any third party.
Q
Can you conduct investigations anywhere in Japan?
A
Yes. While we are based in Minami-Aoyama, Tokyo, we conduct investigations nationwide across Japan.
Company
Name
Mylena Investigation Office
Representative
Norihiko Udagawa
Phone
+81-3-6824-7262
Address
Aoyama Marutake Bldg. 6F, 3-1-36 Minami-Aoyama, Minato-ku, Tokyo 107-0062
License No.
30260005