I. Modeling and Prediction.- Climatic change scenarios for Monsoon Asia based on 2xCO2-GCM experiments.- Probable effects of climatic changes on plant production of Monsoon Asia.- Model expectation of impacts of global climate change on biomes of the Tibetan Plateau.- Effects of elevated CO2 and global climate change on rice yield in Japan.- Prediction of Japanese potential vegetation distribution in response to climatic change.- Climatic change and its impacts on the vegetation distribution in China.- Effects of global warming on the phenological observation in Japan.- Variations in the plant phenology affected by global warming.- Use of a water temperature-ecological model to simulate global warming effects on a lake ecosystem.- II. Mountain Vegetation.- Climatic change and snowpatches, revealed by soil stratigraphy around the nivation hollows.- Effects of external factors on growth and structure of Pinus pumila scrub in Mt. Kinpu, central Japan.- Effects of environmental conditions on the site dynamics of a subalpine forest in the Akaishi Mountains, Japan.- Modeling of snowmelt and soil temperature evolution in subalpine snow patch.- Expansion of elevational distribution of beech (Fagus crenata Blume) along the climatic gradient from the Pacific Ocean to the Sea of Japan in Honshu, Japan.- The temperate elements of the flora of the Nansei-Shoto (the Ryukyu Islands) and the global climatic change.- Concluding Remarks.