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

Oct 7th, 2017

Time
Show
Ratings
A18-49
11:00pm Dragon Ball Super 875,000 587,000
11:30pm DBZ Kai 800,000 526,000
12:00am Jojo’s Bizarre Adventure 638,000 429,000
13:20am Gundam: IBO 576,000 390,000
1:00am Hunter X Hunter 590,000 406,000
1:30am Lupin the 3rd 513,000 350,000
2:00am Naruto: Shippuden 509,000 367,000
2:30am Outlaw Star 440,000 310,000
3:00am Cowboy Bebop 423,000 290,000
3:00am Attack On Titan 383,000 254,000


comparison

Oct 8th, 2016

Time
Show
Ratings
A18-49
11:30pm DBZ Kai 1,412,000 804,000
12:00am One Punch Man 1,275,000 721,000
12:30am Gundam: IBO 1,016,000 566,000
1:00am Hunter X Hunter 1,001,000 566,000
1:30am Naruto: Shippuden 934,000 485,000
2:00am One Piece 785,000 390,000
2:30am One-Punch Man 641,000 286,000

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.