From the article:

Best Selling (either LN or manga):

1. Mushoku Tensei: Jobless Reincarnation vol. 26 (light novel)
2. Ascendance of a Bookworm: Part 5 vol. 7 (light novel)
3. That Time I Got Reincarnated as a Slime vol. 17 (light novel)
4. The Eminence in Shadow vol. 5 (light novel)
5. Trapped in a Dating Sim: The World of Otome Games is Tough for Mobs vol. 11 (light novel)
6. Don’t Toy with Me, Miss Nagatoro vol. 16 (manga)
7. The Apothecary Diaries vol. 1 (light novel)
8. Reincarnated as a Sword vol. 14 (light novel)
9. Is It Wrong to Try to Pick Up Girls in a Dungeon? vol. 18 (light novel)
10. Reborn as a Space Mercenary: I Woke Up Piloting the Strongest Starship! vol. 8 (light novel)

Best Selling Manga:

1. Don’t Toy with Me, Miss Nagatoro vol. 16
2. Gushing Over Magical Girls vol. 9
3. Chained Soldier vol. 6
4. This Is Screwed Up, but I Was Reincarnated as a GIRL in Another World! vol. 9
5. To Sir, Without Love: I’m Divorcing You chapter 3
6. Oshi no Ko vol. 4
7. How to Treat a Lady Knight Right vol. 1
8. Delicious in Dungeon vol. 13
9. Please Go Home, Miss Akutsu! vol. 4
10. Eminence in the Shadow vol. 8

Best Selling LNs:

1. Mushoku Tensei: Jobless Reincarnation vol. 26
2. Ascendance of a Bookworm: Part 5 vol. 7
3. That Time I Got Reincarnated as a Slime vol. 17
4. The Eminence in Shadow vol. 5
5. Trapped in a Dating Sim: The World of Otome Games is Tough for Mobs vol. 11
6. The Apothecary Diaries vol. 1
7. Reincarnated as a Sword vol. 14
8. Is It Wrong to Try to Pick Up Girls in a Dungeon? vol. 18
9. Reborn as a Space Mercenary: I Woke Up Piloting the Strongest Starship! vol. 8
10. How a Realist Hero Rebuilt the Kingdom vol. 18

There is a more complete list (Top 100 and specific genres) over on the Bookwalker site.