According to Books.com.tw, sales of Higashino's books on Monday exceeded their total sales for the entire month of July before Monday. As of 11 a.m. Tuesday, Higashino's novels occupied five of the top 10 spots on Books.com.tw's e-book bestseller list. Books.com.tw said Higashino's readers have traditionally been concentrated in the 40-49 age group, but recent sales showed a increase among readers under 40. Image courtesy of Books.com.tw July 30, 2026"The trend reflects a new wave of cross-generational readers discovering or revisiting Higashino's works," the retailer said. Whether in Japan or Taiwan, readers could see the era reflected in his stories," Wintersun said.