ReproCELL, Inc. engages in stem cell research. It operates through the following segments: Research Support and Medical. The Research Support segment includes reagents and drug discovery support in the Induced Pluripotent Stem (iPS) cell business. The Medical segment deals with regenerative medicine in the iPS cell business and clinical testing services. The company was founded by Norio Nakatsuji and Hiromitsu Nakauchi on February 26, 2003 and is headquartered in Yokohama, Japan.