Mushoku Tensei: Jobless Reincarnation took the top spot in BookWalker’s best-selling isekai rankings for July 1 to September 30, 2026. The digital manga and light novel platform’s Global/English list covers titles across manga, light novels, webtoons and audiobooks, though the ranked entries are identified as novels or manga.
That Time I Got Reincarnated as a Slime placed second, followed by Re:ZERO -Starting Life in Another World- in third. The full top 20 is:
1. Mushoku Tensei: Jobless Reincarnation (Novel) 2. That Time I Got Reincarnated as a Slime (Novel) 3. Re:ZERO -Starting Life in Another World- (Novel) 4. Reborn as a Space Mercenary: I Woke Up Piloting the Strongest Starship! (Novel) 5. Ascendance of a Bookworm (Novel) 6. This Is Screwed Up, but I Was Reincarnated as a GIRL in Another World! (Manga) 7. Betrayed by the Hero, I Formed a MILF Party with His Mom! (Manga) 8. The Cursed Sword Master's Harem Life: By the Sword, For the Sword (Manga) 9. Chained Soldier (Manga) 10. Reincarnated as a Sword (Novel) 11. Trapped in a Dating Sim: The World of Otome Games is Tough for Mobs (Novel) 12. Parallel Paradise (Manga) 13. The Saga of Tanya the Evil (Novel) 14. The Exiled Heavy Knight Knows How to Game the System (Manga) 15. Creature Girls: A Hands-On Field Journal in Another World (Manga) 16. Easygoing Territory Defense by the Optimistic Lord: Production Magic Turns a Nameless Village into the Strongest Fortified City (Novel) 17. Mushoku Tensei: Jobless Reincarnation (Manga) 18. Ascendance of a Bookworm (Manga) 19. The Ideal Sponger Life (Manga) 20. The Fed-Up Office Lady Wants to Serve the Villainess (Manga)
Mushoku Tensei appears twice, with its novel at number one and manga at number 17. Ascendance of a Bookworm is the only other series with two entries, ranking fifth for its novel and 18th for its manga.
Sources: Comic Book Resources.