Privacy Policy

日本語版はこちら → プライバシーポリシー

This page describes the Privacy Policy for this web site. If you continue to use this web site without understanding it shall be agreed.

In this web site the message for the Privacy Policy may be displayed on the bottom. If you agree the policy, you can hide this message by clicking 'Agree'.

NOTE: Currently, the contents written in English are available as experimental ones (see 'Additions' section).

Personal information collection

In this web site, personal information is not collected for the purpose of identifying individuals, except for 'BBS' page (see below). Users or visitors of this web site can use anonymous or nickname for their "user information" if the personal information is required by contents in this web site.

For 'BBS' page, to distinguish authors/reporters, you need to input some personal information as optional field, such as your "name", your email address, your web site URL, or etc. These (input) information will be recorded to the server and shown to all visitors. The "name" is required to post, but you can use nickname or 'anonymous' instead of your real name. Note that these information are used only for BBS feature; the administrator will not disclose or provide it to third parties without users' permission, except under the law.

While visitors' access information, such as IP address, will be recorded on the server, identifying individuals is unable from those information, and the information will also never be disclosed or provided to third parties, except under the law.

About cookies

'Cookie' is one of the temporal information saved on the browser. In this web site, except for advertisements (see 'About advertisements' section), some tools running on the browser may use cookies or equivalent functions only for purpose of extending features, such as for storing contents, including works, artifacts, temporal data, and/or etc. These stored or saved data will not be sent to other servers, except for the case that this web site moves to another server. Users can disable cookies or equivalent functions by changing browser setting, by using private-mode of browsers, or etc.

About advertisements

In this web site, some advertisements may be displayed. Cookie is used for ad serving, and advertisements are delivered based on past access information to this web site.

Google and third party vendors are delivering advertisements by using advertising cookies, Search Ads 360, that enable Google and third party vendors to serve ads to your users based on their visit to your sites and/or other sites on the Internet.

Users can opt out of personalized advertising by visiting Google's Ads Settings. Alternatively, you can direct users to opt out of a third-party vendor's use of cookies for personalized advertising by visiting

For EU users, the personal information is not used for advertising (this means that the personalized advertising is disabled).

For more information about Google's advertisements and their use of cookie, please visit Privacy & Terms by Google.