I posted something like Google update case before
But, you might not know about the background, so I will explain about it in detail.
I found the following article. Please take a look.
Google update removes sketchy sites in searches in Japanese：The Asahi Shimbun
However, not a few people are trying to get Google AdSense accounts in order to get money, even though they don't have any skills to write valuable articles. They are just copying from other articles of other website and connecting several contents from several different sites. They don't know what ”blockquote” is, they don't even know what copyright is.
After they tried to get Google AdSense accounts, they recieved the following AdSense Application Disapproved email in Japanese;
Your AdSense application status
As mentioned in our welcome email, we conduct a second review of your AdSense application once AdSense code is placed on your site(s). As a result of this review, we have disapproved your account for the following violation(s):
We did not approve your application for the reasons listed below
Site does not comply with Google policies: We're unable to approve your AdSense application at this time for one of the reasons listed below or another reason listed in our program policies. We recommend that you review the information provided below and make the necessary changes to your site.
- You need to improve your site’s user experience.
To ensure a good experience for users and advertisers, publishers participating in the AdSense program are required to adhere to the Webmaster Quality guidelines. These guidelines provide many tips to help you to provide a positive experience for your users. You’ll also find more useful information in this AdSense blog post which highlights five user experience principles. Applying these principles will help you to provide a great experience for users on your site.
- Your site is a chat site which is not compliant with our policy.
Publishers are encouraged to experiment with a variety of ad placements and ad formats. However, as stated in our program policies, AdSense publishers may not place ad code, search boxes or search results in chat programs. This includes, but is not limited to, instant messaging (IMs), chat sites and other pages that contains dynamic content.
- You need to remove all content that encourages violation of Google product policies.
Publishers may not provide the means to circumvent the policies of any Google products, such as by allowing users to download YouTube videos, or encourage the violation of Google AdSense policies. Moreover, publishers may not make use of Google brand features such as logos, screenshots, or other distinctive features without our express permission. For more information, please visit our content policies.
- Your site is dedicated to the sale and distribution of term papers.
We’re happy to see our publishers’ sites full of useful and informative content, however, as stated in our content policies, the sale or distribution of term papers, or any other content that is illegal, promotes illegal activity, or infringes on the legal rights of others is not allowed.
To update and resubmit your application, please visit google.com/adsense and sign in using the email address and password you submitted with your application. Our specialists will review your account for compliance with our program policies, so please make sure to resolve all of the issues listed above before resubmitting your application.
For more information, visit our Help Center or search the AdSense Help Forum, where a community of publishers shares AdSense best practices.
The Google AdSense Team
Especially they don't know well about Webmaster Quality guidelines.
Think about what makes your website unique, valuable, or engaging. Make your website stand out from others in your field.
I also found a good article
I think there are a lot of people in the world who want to get money without their efforts. Life is not that easy. If you really need money, forget about Google AdSense and go look for a job. While you are looking for a job, you should learn something new to get a job easier.