All data obtained from @SonOfTheBronx on Twitter:
Son Of The Bronx/Programming Insider

July 7th, 2018

Time
Show
Ratings
A18-49
10:30pm Dragon Ball Super 745,000 453,000
11:00pm My Hero Academia 560,000 338,000
11:30pm Fooly Cooly Progressive 443,000 271,000
12:00am Pop Team Epic 374,000 218,000
12:30am Jojo’s Bizarre Adventure 382,000 212,000
1:00am Hunter X Hunter 435,000 234,000
1:30am Black Clover 400,000 221,000
2:00am Naruto Shippuden 359,000 222,000
2:30am Space Dandy 307,000 184,000
3:00am Cowboy Bebop 304,000 191,000
3:30am Lupin The Third 273,000 167,000


July 8th, 2017

Time
Show
Ratings
A18-49
11:30am Dragon Ball Super 863,000 512,000
12:00am DBZ Kai 938,000 539,000
12:30am Attack on Titan 795,000 430,000
1:00am Tokyo Ghoul 685,000 373,000
1:30am Hunter X Hunter 653,000 352,000
2:00am Lupin The 3rd 595,000 307,000
2:30am Naruto: Shippuden 568,000 301,000
3:00am Ghost In The Shell 521,000 262,000
3:30am Samurai Jack 465,000 244,000

If you want more data, you can check my spreadsheet here;. That will have further data including per year difference and A18-49 differences.

Let us know what you think in the comments below about the ratings.