Our Philosophy

Everyone Happy and Prosperous
  • Theme

    Strive for an MTS that is loved by everyone who supports us.

  • Guiding Principles

    • Work on increasing trust
    • Put yourself in the other person’s shoes before acting
    • Make all greetings count
    • Don’t forget gratitude
  • Vision

    We strive to provide unique medical translations, helping medical innovation and giving back to the community.

Quality Policy

  • Quality of Service

    Deliver a service with knowledge and skill, being amenable to the needs of individual customers.

  • Quality of Work

    Be devoted to bettering specialist knowledge and skills; don’t become satisfied with the present and keep moving forward.

  • Quality of Office

    Treat each other with respect and create a work environment where everyone raises each other up.

Message from President

Always remember gratitude and where you came from

We believe that it is our duty to help medical innovation through translation, and we strive for that in our daily work.
Although the world around us is constantly changing, our joy in being able to meet all the requirements of a customer is the same now as it was when we began. Hearing “thank you” is what motivates us to continue striving to become a one stop shop while remembering where we came from.


Yoshinori Nakano

Company Profile

Company Name Medical Translation Service, Ltd.
  • CEOToshio Nagasaki
  • PresidentYoshinori Nakano
  • Board directorHideki Inagaki

<Tokyo Office>
Kudan 101 Building, 4F, 1-8-1 Kudan-Kita, Chiyoda-ku, Tokyo
Telephone Number:03-5276-7230

<Osaka Office>
Shin Osaka Yachiyo Building Bekkan, Miyahara 5-1-28 Yodogawa-ku, Osaka
Telephone Number:06-6398-0571

Established April, 1999
Capital 10 million yen
Number of employees 20
Services Translation/Interpretation
Number of Registered Translators: 700 (as of 2019/01)
Main Banks Sumitomo Mitsui Banking Corporation, MUFG Bank, The Kitaosaka Shinkin Bank
Clients Major pharmaceutical companies
Major medical device manufacturers
Medical institutions such as university hospitals
Publishing/printing companies
Patent offices, etc.
Certifications/Standards ISO 17100

We are ISO 17100 certified

We have obtained the international translation standard “ISO 17100: 2015 Translation services – Requirements for translation services” certification.
ISO 17100 is an international standard to evaluate whether an entity has the appropriate core processes in place to offer quality translations.

  • ISO 17100:2015 JSAT 010
    • Relevant Standard

      ISO 17100:2015

    • Certification Number

      JSAT 010

    • Certification Date

      May 9, 2016

    • Applicable organizations

      MTS Tokyo office, MTS Osaka office

    • Certified areas

      medical translation, medical devices, general medical translation services

    • Applicable languages

      translation from Japanese to English, translation from English to Japanese

    Please note the ISO 17100 certification does not apply to all services offered


  • Tokyo Office

    Kudan 101 Building, 4F, 1-8-1 Kudan-Kita, Chiyoda-ku, Tokyo

    By Train

    • A 3 minute walk from exit 5 of Kudanshita Station (Tokyo Metro’s Tozai Line and Hanzomon Line, or Toei Subway’s Shinjuku Line)
    • A 7 minute walk from the west exit of Suidobashi Station or a 10 minute walk from the east exit of Iidabashi Station (JR Sobu Line)
  • Osaka Office

    Shin Osaka Yachiyo Building Bekkan, Miyahara 5-1-28 Yodogawa-ku, Osaka

    By Train

    • A 3 minute walk south from exit 5 of Higashimikuni Station (Osaka Subway’s Midosuji Line)
    • A 6 minute walk north from exit 4 of Shin-Osaka Station (Osaka Subway’s Midosuji Line)
    • A 6 minute walk from the west exit of Shin-Osaka Station (JR) using the pedestrian walkway (turn right from the cental exit of the bullet train or the east exit of the local trains and go straight for aprox. 300 meters)