Site policy

Site policy

About a copyright

1.The individual information (letter, photograph, illustration) published in our homepage becomes a target of the copyright. In addition, I become a target of the copyright as an editing book, and the whole our homepage is protected together by the Copyright Act of each country and an international treaty, too.
2.I can reproduce quotation, reproduction by exhibiting the source by the method that is appropriate as an approved act in Copyright Act such as private use or quotation about all or a part of the contents of our homepage. But it is not this limit when there is a note to "forbid reproduction without permission".
3.About all or a part of the contents of our homepage, I cannot modify it without permission.


1.When I place information in our homepage, I am absolutely sure about the accuracy of the information, but a technical description and misprint incomplete legally may be included. We do not take any responsibility about all acts that a user performs using the information of our homepage.
2.Please note that we cannot take responsibility in the damage that is caused by what the service by our homepage stopped by the inevitability such as acts such as the maintenance of our homepage, the natural disaster of fire, blackout and others and the interference of a virus and the third party, and occurred to a user.
3.The downloading such as browser software or various tools and the installation, please be based on the responsibility of the user. About an obstacle and a trouble to occur on downloading and installation, we do not bear the responsibility of compensation for damages and the solution to the problem at all.

About a link

As, as a general rule, the link to our homepage is free, the notification when I link is unnecessary. But please note that the contents of the origin of case and link that the intention of the abuse is clear may ask for the deletion of the link in the case of cases to be against laws and ordinances and public order and morals.

Please refrain from displaying our homepage in a frame to cause misunderstanding.


I change contents without a notice or our homepage may delete it. Thank you for your understanding beforehand.