Jitsubo was founded in April 2005 on the basis of the technology invented by Dr. Kazuhiro Chiba in the laboratory at Tokyo University of Agriculture and Technology. We offer advanced fundamentals in peptide synthesis which enable you to easily modify amino acid sequence for the creation of wider variety of physical, chemical and pharmacological properties. At Jitsubo, we can develop the new generation of peptide-based medicines by proposing a revolutionary technology.