A Japanese manage this site and tools in Tokyo.
Supported by Machine translation(Thanks, Excite.co.jp and Yahoo.co.jp)
By email, please.
Your email may be judged as spam.
Please include the name of the tool in the title of the email.
This site and tools are all free.
But, It costs only the rental server fee and is covered with the Donation and the Advertisement.
Help it only a little please.
AdSense is used on this site.