Update README.md

Author: RyuSeiri

README.md

@@ -52,10 +52,4 @@ Please contact us if you have any questions.
 
 # ✔ About author
 
-- [Blog](https://seiri-blog.github.io)
 - [Github](https://github.com/RyuSeiri)
-- [Facebook](https://www.facebook.com/people/Ryu-Seiri/100087864783411)
-- [Twitter](https://twitter.com/Seiriryu)
-- [Qiita](https://qiita.com/Seiri )
-- [BiliBili](https://space.bilibili.com/140506788)
-- [YouTube](https://www.youtube.com/channel/UCph3vDUIHt68iR0vtHbChaw)