An individual management system for reproductive cells in a facility for in-vitro fertilization which includes an office where an office worker executes office work, an examination room where a doctor and a nurse collect follicles from a patient, a test / treatment room where an embryo cultivator executes various treatments to ova, and a storage room where fertilized eggs are cryopreserved, characterized in that; a server and plural personal computers are installed in the office, and an identification code reader for the office worker is arranged in the office; plural personal computers are installed in the examination room, and an identification code reader for the doctor and the nurse is arranged in the examination room; a label printer is installed in the test / treatment room, plural tablet computers and plural other identification code readers for the embryo cultivator are arranged in the test / treatment room; a tank for cryopreservation is installed in the storage room, ovum preservation containers are stored in the tank for cryopreservation, and a reader for the embryo cultivator capable of reading an identification code and an IC tag is arranged in the storage room; an identification code and an IC tag are at least attached to or mounted in the ovum preservation containers; and the server, the personal computers (13, 21), the identification code reader (14, 22, 34), the label printer, the tablet computers, the ovum preservation containers, and the reader capable of reading an identification code and an IC tag are connected via intra-facility network, wherein an inlet of an IC tag is contained in a cover pipe mounted on an upper end of a rod-like part of the ovum preservation container; and wherein the inlet of the IC tag is characterized by having a hole or a groove formed in the inlet of the IC tag. a server and plural personal computers are installed in the office, and an identification code reader for the office worker is arranged in the office; plural personal computers are installed in the examination room, and an identification code reader for the doctor and the nurse is arranged in the examination room; a label printer is installed in the test / treatment room, plural tablet computers and plural other identification code readers for the embryo cultivator are arranged in the test / treatment room; a tank for cryopreservation is installed in the storage room, ovum preservation containers are stored in the tank for cryopreservation, and a reader for the embryo cultivator capable of reading an identification code and an IC tag is arranged in the storage room; an identification code and an IC tag are at least attached to or mounted in the ovum preservation containers; and the server, the personal computers (13, 21), the identification code reader (14, 22, 34), the label printer, the tablet computers, the ovum preservation containers, and the reader capable of reading an identification code and an IC tag are connected via intra-facility network, wherein an inlet of an IC tag is contained in a cover pipe mounted on an upper end of a rod-like part of the ovum preservation container; and wherein the inlet of the IC tag is characterized by having a hole or a groove formed in the inlet of the IC tag.