matometaru

Add a beautiful star rating to comments. 
You can use charts of ratings lists like Amazon and WordPress. 
It can also be applied only to custom posts from the admin screen.
How to display by shortcorde 
[comment_star_rating_total]
When you want to display the total ratings of other articles (post_id = 111) 
[comment_star_rating_total post_id=111]

Comment Star Rating

ただ、仕様としてログインしているユーザーはカウントされないようでした。
会員制のサイトを運営しているため、選択制にしてほしかった。その点が残念です。

コード的な部分はわかりませんが、問題なく動作しました

A plugin to remove all pending comments from your DB in one click. A useful tool if you’ve been heavily spammed or have not managed your blog for a while and would just like a fresh start for your comments. Note that this will not modify any previous that are not marked as unapproved.

Bulk Comment Remove

A plugin to remove all pending comments from your DB in one click.

Comment Star Rating vs Bulk Comment Remove