This anonymous Amazon KDP publishing business, established in November 2021, began active publishing in August 2025. The business maintains a diverse portfolio of 135 books, largely focused on activity and puzzle books, with additional offerings in coloring books. A significant portion of the sales derives from the German marketplace. Approximately 90% of the royalties come from activity and puzzle books. The business is noteworthy for its consistent profit growth, achieving a net profit ranging from $581 in April 2026 to $1,482 in July 2026, with an average monthly profit of $1,166 over recent months. The business operates without advertising expenses or regular management efforts, relying on organic growth that began in April 2026. Financial performance figures verify that the business's operations require minimal to no ongoing management tasks, such as advertising, inventory, or customer service. The portfolio’s top five and top ten books generate 27% and 40% of total royalties, respectively, ensuring diversified income across the book offerings. For prospective buyers, the sale includes digital assets such as PDF files and publishing rights. The business has growth potential through strategies like expanding the book portfolio, targeting new markets, and restarting ads for successful titles. This business suits those seeking a digital asset with an existing income stream, as it requires virtually no operational workload. The owner is selling to meet immediate personal financial commitments, not due to dwindling business performance.