Privacy Policy



This document shows the policy regarding the protection of personal information and its proper handling on this website(Strategy for winning in tennis doubles).

Regarding the advertisements posted on this website

This website uses third-party advertising services”Google adsense,,Rakuten affiliate,Infotop”.In order to display advertisements for products and services according to the user’s interests, such advertisement distributors may provide information ”cookies” (name, address, email address, telephone number) regarding access to this website and other websites.
Also, regarding Google Adsense, please see here for details on this process and how to prevent such information from being used by ad distributors.

Regarding the access analysis tool used by this website

This website uses the access analysis tool ”Google Analytics” by Google.This Google Analytics uses cookies to collect traffic data.This traffic data is collected anonymously and is not personally identifiable.


By disabling cookies with this feature, you can refuse to collect, so please check your browser settings.Click here technologies/partner-sites?hl=ja” for more information.

Regarding comments on this website

This website records the IP address used when commenting as a correspondence to spam and trolls.This is a feature supported as a standard feature of blogs, and we will not use this IP address except for dealing with spam and troll.Please note that all comments will be posted after the administrator confirms and approves the contents in advance.In addition, comments including the contents listed in the following items may be deleted at the discretion of the administrator.


  • Those who slander a specific person or corporation.
  • Those that contain extremely obscene content.
  • Transactions of prohibited products, requests for acts that harm others, etc,Items,requests for acts,mediation, etc that prohibited by law .
  • Others that are offensive to public order and morals or that should not be approved by the administrator.

Regarding comments on this website

This website is completely link free.There is no problem if you link to any page that is officially published, such as the top page and articles.However, the use of inline frames and direct links to images are prohibited.


On this website,We strive to provide the correct information posted at the time of publication of the article.However, please accept that this website is not responsible for any loss or damage caused by the information or links provided.


The linked products are not sold by this website, but are sold at each linked store.Please check with each store for purchasing methods and other inquiries.Please accept that this website is not responsible for any troubles related to product purchase.

About copyright

We do not abandon the copyright of the information posted on this website ”Strategy for winning in tennis doubles”.Quotations from this website article can be quoted free of charge by ”clarifying the source of citation”.


However, reprinting the full text is not permitted.The scope of citation permission is subject to change without prior notice.It is also prohibited to use the RSS of this website to steal the content as it is.


First publication:December 23, 2021


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