Tatsuki Fujimoto‘s Chainsaw Man manga ranked at #1 on NPD BookScan’s Top 20 adult graphic novels list for December.

This month’s list featured 18 manga volumes, including:

NPD BookScan collects weekly point-of-sale data on print books from over 16,000 locations including e-tailers, chains, mass merchandisers, independent bookstores, and more.  NPD BookScan covers approximately 85% of the U.S. trade print book market.  The ranks on this chart are based on piece sales. Some publishers classify titles that are primarily text, or art books, as graphic novels; ICv2 removes those titles from the rankings.

Source: ICv2 (Brigid Alverson)