in the United States of America
* in 1998, the Genomic Sciences Center
* in 2000, the Yokohama Institute, which now contains four centers for research in the life sciences
* in 2002, the Kobe Institute, which contains the Center for Developmental Biology

In October 2003, Riken's status changed again, to Independent Administrative Institution. As such, Riken is still publicly funded, and it is periodically evaluated by