Preface (H. Okada, N.J. Mateer). Cretaceous environmental changes of East Russia (G.L. Kirillova et al.). Cretaceous system in Mongolia and its depositional environments (Yo Khand et al.). Paleoenvironmental changes during the Cretaceous in eastern China (Chen Pei-ji). Upper Mesozoic unconformity-bounded units of Korean peninsula within Koguryo Magmatic Province (Ki-Hong Chang et al.). The Cretaceous system of the Japanese islands and its physical environments (H. Okada, T. Sakai). Changes in Cretaceous ammonoid diversity and marine environments of the Japanese islands (H. Hirano et al.). Early Cretaceous climatic provinces in Japan and adjacent regions on the basis of fossil land plants (T. Kimura). Cretaceous active margin in the eastern Eurasia continent affected by the Southern Pacific Superplume (O. Kinoshita). Comparison of genesis and tectonic setting of the Jurassic and Cretaceous high-pressure metamorphic belts in the circum-Pacific regions (H. Maekawa). Cretaceous environments of the Philippines (P.J. Militante-Matias et al.). Cretaceous environments in Vietnam, Laos and Cambodia (D. Vu Khuc). Cretaceous environments of northeastern Thailand (A. Meesook). Spatio-temporal patterns of environmental changes in Late Cretaceous sequences of central India (S.K. Tandon). Scientific achievements of IGCP-350 "Environmental and biological change in east and south Asia during the Cretaceous": an overview (H. Okada).