AMSR-E and its Follow-on, AMSR2. - Elena S. Lobl; Roy W. Spencer; Keiji Imaoka; Keizo Nakagawa (IGARSS (3), 2009)

GCOM-W and GCOM-C project status. - Keizo Nakagawa (IGARSS, 2010)

Global Change Observation Mission (GCOM) for Monitoring Carbon, Water Cycles, and Climate Change. - Keiji Imaoka; Misako Kachi; Hideyuki Fujii; Hiroshi Murakami; Masahiro Hori; Akiko Ono; Tamotsu Igarashi; Keizo Nakagawa; Taikan Oki; Yoshiaki Honda; Haruhisa Shimoda (Proc. IEEE, 2010)