Website terms of use

This website (; hereinafter “this website”) is managed and operated by OTSUKA CORPORATION (hereinafter also referred to as “we,” “us”). Please read the following items before using this website. Use of this website implies consent to all of the terms of use shown below. These terms of use may be altered from time to time.Please check the latest terms of use.


Copyrights pertaining the content of this Website (information, documents, images, sounds, and other materials) belong to OTSUKA CORPORATION, its consolidated subsidiaries, and content providers.Actions including the reproduction, diversion, alteration, public dissemination, sale, etc. of this content, whether for profit or otherwise, are forbidden without the prior permission of OTSUKA CORPORATION, except where they constitute personal use or usage permitted under the Copyright Act.


Trademarks, logos, and trade names shown or displayed on this website are registered trademarks or trademarks of OTSUKA CORPORATION or other companies.It is forbidden to use these trademarks without the prior permission of OTSUKA CORPORATION or other relevant company, except in cases permitted under the Trademark Act or other relevant law.


OTSUKA CORPORATION recognizes accessibility as a key responsibility, and engages in accessibility company-wide.

Our mission is to serve a wide range of companies by presenting, within a concrete framework, new business opportunities and management improvement strategies brought about by innovations in information and telecommunications technology. We aim to enable all customers to use our services, regardless of their situation or environment, including those with disabilities and the elderly.

We plan, design, and operate this website in accordance with Japanese Industrial Standards (JIS) X 8341-3:2016 “Guidelines for older persons and persons with disabilities — Information and communications equipment, software and services — Part 3: Web content,” and will consider making further improvements.

We have established internal guidelines to make this website easily accessible for persons with disabilities and the elderly. We have constructed this website based on the guidelines, and endeavor to make it a website that anyone can find easy to use.

Operating environment

We recommend that you use the latest version of the terminal's operating system and web browser for safer and more comfortable browsing.

SSL (Secure Sockets Layer)

Encrypted transmission (https://...) utilizing SSL (Secure Sockets Layer) is used on this website, both to certify the existence of the host, OTSUKA CORPORATION, and to protect customers’ personal information. SHA-2 is used for SSL certificates.

SSL is a technology that enables users to send and receive encrypted data, in order to transmit information safely on the Internet.SHA (Secure Hash Algorithm) refers to a group of hash functions used to confirm whether data has been altered or falsified.SHA-2 is the next-generation standard for hash functions, replacing SHA-1.


JavaScript is used on this website.If JavaScript is disabled in your browser, then content on this website may not be displayed correctly, or may not function correctly.To use all the content on this website, we recommend that you enable JavaScript (*1) in your browser settings.

  • *1: JavaScript is usually enabled by default on all browsers.

Submission of personal information

Responses to all items are optional. However, we may not be able to complete the appropriate procedures or respond swiftly if items are left blank.


This website uses a technology called “cookies.”Cookies are designed to record your viewing history, the information you enter, and other details, in the form of files on your computer.Next time you access the same webpage, the information in cookies will be used to identify you.Website operators can change the content displayed for each customer.

You can also select whether or not to allow the use of cookies on your browser.You can select to "Allow all cookies," "Block all cookies," "Notify the user when a cookie is received," etc.Settings differ depending on your browser. Please refer your browser's “Help” menu as required.

Please note that some services provided by us will not be available if you do not allow the use of cookies.

Purpose of using cookies

1.To understand the usage status and consider service improvements

OTSUKA CORPORATION uses cookies for the following purposes.

  • When you sign into an authentification service, we refer to your saved login information to enhance the convenience of the site and improve services, by provide services customized to your needs, etc.
  • We display optimized advertising and websites leads, on websites operated by OTSUKA CORPORATION and other companies, based on the contents you are interested in and the ways that you use our website.
  • We use cookies to survey your viewing information, including the web pages on our site that you view and your actions while accessing our site, as well as which emails you open and which individual links from these emails you view.
  • We use cookies to improve our services.

2.Display advertising using cookies

Advertising for OTSUKA CORPORATION is displayed on a variety of different Internet sites by our third-party advertising providers, including Yahoo! JAPAN, Google, etc.

These third-party providers, including Yahoo! JAPAN, Google, etc., use cookies to display advertising based on your access history for our site.

We may save and access cookies via third parties, including Yahoo! JAPAN, Google, etc., based on our outsourcing of the display of advertising for OTSUKA CORPORATION to these third parties.

You can access the opt-out page to change the settings for Google advertising, and disable Google cookies.

(You can also access the opt-out page for the Network Advertising Initiative, in which Google and many other third-party advertising providers participate, where you can change the settings for displaying advertising, and disable cookies operated by third-party enterprises.)

Opt out of Google remarketing (advertising display settings)

Opt out of Yahoo advertising

Network Advertising Initiative

Declaration and Policy on the Protection of Personal Information and Operations to Protect Personal Information

Our Declaration and Policy on the Protection of Personal Information and Operations to Protect Personal Information are presented on the following web pages.

Declaration and Policy on the Protection of Personal Information

Operations to Protect Personal Information

Web beacons

Web beacons use images, JavaScript and cookies for the statistical analysis of measures such as the number of visits to a webpage, the order in which webpages were accessed, etc.

Access analytics utilizing web beacons are used on this website to analyze usage status, for the purpose of improving the site.

We may also use our in-house statistical tools and support services provided by marketing companies to analyze access trends.

Plug-ins, etc.

Adobe Acrobat Reader DC

PDF files are used in some parts of this website.

We recommend that you use the latest version of Adobe Acrobat Reader DC to display this content.


You are free to link to this website, with the exception of the forms of display described below, which are not allowed.

It is therefore not necessary to contact us if these linking requirements are satisfied, but it must be clearly indicated that the link refers to the website of OTSUKA CORPORATION.

Please send any inquiries or questions to “Inquiries regarding this website” below.

Forms of display that are not allowed

Display that may cause misunderstanding among third parties, where it is not clear that some content displayed belongs to OTSUKA CORPORATION.This includes the display of our website within the frame of the linking website, etc.

The URLs associated with this website may be altered without warning.Your prior understanding is requested in this matter.

Prior consultation is necessary if you wish to use OTSUKA CORPORATION logos.Please refer to the contact details in “Inquiries regarding this website” below.

Links to webpages outside the OTSUKA CORPORATION website

We provide no guarantee regarding the content, safety or other feature of websites, operated by enterprises or individuals, linked from this website, and do not intend the placement of links to these websites as a recommendation.

When accessing these websites, please view or use the content provided therein only after confirming their details, terms of use, etc.

Inquiries regarding this website


We provide no guarantees regarding the appropriateness or accuracy of the content on this website, or for content based on information supplied by third parties, such as manufacturer information, that is presented on this website.We assume no responsibility for this content.

The content presented on this website, and URLs associated with this website, may be altered or discontinued without warning.Your prior understanding is requested in this matter.

We assume no responsibility for any damage that may arise due to the alteration of information on this website, or its suspension or discontinuation, regardless of the reason.Where a link is provided to an external website from this website, please confirm the terms of use of the linked website.We assume no responsibility for the information provided on linked external websites.This website has been produced for the Japanese market, and is targeted towards customers residing in Japan.We assume no responsibility regarding the use of this website from countries or regions outside Japan.

We, hereby, disclaim any violation of laws, rules, or any other regulations by your access to our website from any foreign country or region outside Japanese jurisdiction.

Precautions regarding forward-looking information

Forecasts of future trends, business performance, etc. presented on this website are not historical fact, and are therefore subject to a degree of risk and uncertainty.They do not represent a guarantee of future performance.

Actual results may differ substantially from forecasts, due to various factors such as unforeseeable changes in economic conditions.

Material factors that may affect actual business results include the economic climate surrounding OTSUKA CORPORATION and its consolidated subsidiaries, social trends, changes in relative competitive strength due to movements in demand for the products and services provided by OTSUKA CORPORATION and its consolidated subsidiaries, etc.

Material factors that may affect business results are not limited to those mentioned above.