All data obtained from @SonOfTheBronx on Twitter:
December 14th, 2019
| Time | Show | Ratings | A18-49 |
|---|---|---|---|
| 11:00pm | My Hero Academia | 505,000 | 260,000 |
| 11:30pm | One Punch Man | 456,000 | 235,000 |
| 12:00am | Dr. Stone | 443,000 | 255,000 |
| 12:30am | Fire Force | 392,000 | 225,000 |
| 1:00am | Food Wars | 392,000 | 242,000 |
| 1:30am | Demon Slayer | 357,000 | 221,000 |
| 2:00am | Black Clover | 322,000 | 210,000 |
| 2:30am | Jojo’s Bizarre Adventure | 310,000 | 190,000 |
| 3:00am | Naruto: Shuppuden | 285,000 | 172,000 |
| 3:30am | Lupin the 3rd | 258,000 | 153,000 |
| 4:00am | Attack on Titan | 256,000 | 141,000 |
December 15th, 2018
| Time | Show | Ratings | A18-49 |
|---|---|---|---|
| 9:00pm | DBZ Kai | 399,000 | 160,000 |
| 9:30pm | My Hero Academia | 351,000 | 148,000 |
| 10:00pm | Naruto: Shippuden | 348,000 | 172,000 |
| 10:30pm | Boruto | 337,000 | 157,000 |
| 11:00pm | Dragon Ball Super | 480,000 | 256,000 |
| 11:30pm | Mob Psycho 100 | 334,000 | 164,000 |
| 12:00am | Attack on Titan | 322,000 | 160,000 |
| 12:30am | Jojo’s Bizarre Adventure | 300,000 | 164,000 |
| 1:00am | Black Clover | 321,000 | 185,000 |
| 1:30am | Hunter X Hunter | 298,000 | 164,000 |
| 2:00am | FLCL | 258,000 | 141,000 |
| 2:30am | Pop Team Epic | 227,000 | 122,000 |
| 3:00am | Lupin The Third | 203,000 | 111,000 |
| 3:30am | Samurai Jack | 197,000 | 110,000 |
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 th4e ratings.