The 103rd volume of Eiichiro Oda's One Piece ranked at #4 in August. That month, the seventh volume of Naoya Matsumoto's Kaiju No. 8 ranked at #11, the first volume of Koyoharu Gotouge's Demon Slayer: Kimetsu no Yaiba at #12, Tatsuki Fujimoto's Goodbye, Eri at #13, and the first volume of Tatsuya Endō's SPY x FAMILY at #15.
The New York Times posted its first updated Graphic Books and Manga bestseller list in October 2019, and it is one category of the newspaper's current bestseller lists.
Source: The New York Times' Graphic Books and Manga list