Hey hey, Osamu Manga here! This time, I'm taking a hard look back at "The Top-Selling Manga and Anime of the Last Decade," crunching the hard numbers, and dissecting why  they became such monster hits, Osamu-style! 1️⃣ The Manga That Took the Annual Top Spot (2015-2024) Champion Estimated Annual Sales Osamu's Quick Note 2015-18 ONE PIECE Repeatedly hit 11-14 million copies annually. 2019-20 Demon Slayer 12.06M → 82.34M  (← Insane numbers!) 2021 Jujutsu Kaisen 30.91M  copies 2