| 2003 | October | RIKEN reorganized as an Independent Administrative Institution First President: NOYORI Ryoji (October 2003-present) |
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| 2004 | September | Discovery of element 113 |  |
| 2005 | April | RIKEN Center for Intellectual Property Strategies established | |
| July | RIKEN Center of Research Network for Infectious Diseases established | ||
| September | RIKEN Molecular Imaging Research Program launched | ||
| October | RIKEN SPring-8 Center established | ||
| 2006 | January | RIKEN Next-Generation Supercomputer R&D Center established | |
| RIKEN Singapore Representative Office opened | |||
| March | XFEL Project office opened | ||
| April | RIKEN Nishina Center for Accelerator Based Science established | ||
| October | Emperor and Empress visit RIKEN |  |
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| Decmber | Superconducting Ring Cyclotron completed |  |
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| 2007 | April | RIKEN Molecular Imaging Research Program established at the Kobe Institute | |
| 2008 | March | Genomic Sciences Center closed | |
| April | Launching of second midterm plan | ||
| RIKEN Discovery Research Institute and RIKEN Frontier Research System combined to form RIKEN Advanced Science Institute (ASI) | |||
| RIKEN Omics Science Center, RIKEN Systems and Structural Biology Center, and RIKEN Bioinformatics And Systems Engineering division established | |||
| RIKEN SNP Research Center integrated into RIKEN Center for Genomic Medicine. | |||
| October | RIKEN Molecular Imaging Research Program reorganized to form RIKEN Center for Molecular Imaging Science (CMIS) | ||
| 2010 | April | RIKEN Research Cluster for Innovation established | |
| The Japanese name of RIKEN Center of Research Network for Infectious Diseases is changed | |||
| July | RIKEN Advanced Institute for Computational Science established | ||
| 2011 | April | RIKEN Quantitative Biology Center established | |
| RIKEN HPCI Program for Computational Life Sciences established |
Independent Administrative Institution Period
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