All pieces are present (e.g., H-RJ01170484.part1.rar , H-RJ01170484.part2.rar , etc.). Every file is saved in the .
The "RJ" code is a unique identifier assigned to every product on DLsite. In this case, refers to a specific work. Because digital files—especially high-definition ASMR or feature-rich indie games—can be several gigabytes in size, they are often split into multiple "parts" (e.g., .part1.rar, .part2.rar) to make downloading easier and more stable. How to Open and Extract "Part1.rar" Files H-RJ01170484.part1.rar