404. That’s an error.
The requested URL /bookmarks/mark?op=add&bkmk=http%3A%2F%2Fwww.windyroad.com%2Farchives%2F680&title=%E4%BD%95%E6%97%A5%E5%90%9B%E5%86%8D%E6%9D%A5%E3%80%9C%E3%82%A4%E3%83%84%E3%83%8E%E3%83%92%E3%82%AB%E3%82%AD%E3%83%9F%E3%82%AB%E3%82%A8%E3%83%AB%E3%80%80
was not found on this server. That’s all we know.