All data obtained from @SonOfTheBronx on Twitter:
January 4th, 2020
| Time | Show | Ratings | A18-49 |
|---|---|---|---|
| 11:00pm | My Hero Academia | 538,000 | 282,000 |
| 11:30pm | Dr. Stone | 433,000 | 247,000 |
| 12:00am | One Punch Man | 409,000 | 231,000 |
| 12:30am | Fire Force | 389,000 | 224,000 |
| 1:00am | Food Wars | 351,000 | 208,000 |
| 1:30am | Demon Slayer | 363,000 | 208,000 |
| 2:00am | Black Clover | 294,000 | 154,000 |
| 2:30am | Jojos Bizarre Adventure | 248,000 | 142,000 |
| 3:00am | Naruto Shippuden | 258,000 | 144,000 |
| 3:30am | The Promised Neverland | 191,000 | 118,000 |
| 4:00am | Attack on Titan | 191,000 | 129,000 |
January 5th, 2019
| Time | Show | Ratings | A18-49 |
|---|---|---|---|
| 11:00pm | Dragon Ball Super | 315,000 | 118,000 |
| 11:30pm | Boruto | 288,000 | 105,000 |
| 12:00am | My Hero Academia | 230,000 | 80,000 |
| 12:30am | Mob Psycho 100 | 236,000 | 98,000 |
| 1:00am | Megalobox | 247,000 | 109,000 |
| 1:30am | Jojos Bizarre Adventure | 253,000 | 106,000 |
| 2:00am | Black Clover | 282,000 | 125,000 |
| 2:30am | Hunter X Hunter | 257,000 | 132,000 |
| 3:00am | Naruto: Shippuden | 285,000 | 151,000 |
| 2:30am | Attack on Titan | 276,000 | 150,000 |
| 4:00am | Pop Team Epic | 272,000 | 147,000 |
| 4:30am | Gundam: IBO | 237,000 | 135,000 |
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.