Ph.D. Dissertation

AY2024

Sho Kitabayashi

Climatological study on seasonal differences in the impact of aerosols on global and regional climate

AY2022

Ieyasu Takimoto

Climatological Study on Local Wind and Temperature around Kobe, Japan

Gupta Anu

Long-term and recent changes in the spatial characteristics of extreme rainfall in India from the perspective of aerosol and atmospheric dynamics

Manalo John Asaula

A climatological study of roles of vegetation and urbanization on temperature and rainfall in the Philippines

AY2021

Pham-Thi Thanh-Hoa

Trends and Variability of Precipitation over Vietnam

Michiko Otsuka

Assimilation of new-generation geostationary meteorological satellite data in mesoscale numerical weather prediction

AY2020

Rakesh Teja Konduru

Climatological study on precipitation characteristics over the Indian monsoon region and their interactions with land surface features :Insights from convection permitting climate simulations

Moeka Yamaji

Climatological study on characteristics of precipitation systems based on satellite observations

AY2019

Lyndon Mark Olaguera

A climatological study of the rainfall variability in the Philippines: from synoptic to decadal-scale aspects

AY2018

Nozomi Kamizawa

Climatological study on long-term changes in the interannual variation of the Asian summer monsoon precipitation

Trinh Tuan Long

Extreme precipitation over Central Vietnam: in-situ observation, satellite estimation and future projection

Ko Nakajima

Characteristics of nocturnal urban boundary layer and its relation to distribution of surface air temperature and wind system in Tokyo metropolitan area

AY2017

Julie Mae B. Dado

Numerical study on the climate over the western Philippines by a convection-permitting model: Role of local sea surface temperature

AY2014

Hiromichi Makita

Recent Caspian Sea level changes and their formation processes

Yoshihito Seto

Daytime local wind patterns based on divergence field over the Kanto Plain in summer and their relationships with local temperature distribution and pressure distribution around Japan

AY2013

Villafuerte, Marcelino Q. II

Changes in rainfall extremes in the Philippines and neighboring Southeast Asian countries

Nguyen Thi Hoang Anh

Climatological characteristics of tropical cyclone rainfall in Vietnam

Shohei Konno

Observational study on nocturnal cooling in a complex of small valleys in the western margin of Kanto Plain during the winter

AY2011

Hiroaki Yamato

Climatological study on inland high temperature in the Tokyo Metropolitan Area in summer

Azusa Fukushima

Climatological study on the seasonal variation in atmospheric circulations and rainfall during the premonsoon season in the foothills of the Himalayas

Sayuri Okubo

Climatological study on long-term variations in the concentration of suspended particulate matter in Japan

Master’s Theses

AY2024

  • Spatiotemporal structure 1 of the gust fronts associated with heavy rainfall in the Kanto Plain

  • Characteristics of the “Enrei-oroshi” in the Suwa area, Nagano Prefecture, Japan, based on ground meteorological observations

  • The moist static energy budget of the Madden–Julian Oscillation

  • Relationship between the movement pattern of the shear line and the local cyclone formed along the south coast of Kanto in winter

AY2023

  • Interannual variability of the convective activities in the Asian monsoon region during the Baiu withdrawal

  • Synoptic scale variability in carbon dioxide concentration in Ryori

  • Various structures of cold-air damming in the Kanto Plain, Japan

  • Seasonal variation of Intertropical Convergence Zone in the central and eastern Pacific as revealed by satellite-derived precipitation data

AY2022

  • Characteristics of spatio-temporal distribution of the mountain snowfall and the plain snowfall in the Japan-Sea side area of Honshu, Japan

AY2021

  • Interannual variability of the Asian monsoon with the consideration of the ENSO developing and decaying life cycle

  • Relationship between the South-coast cyclone related snowfall in the Kanto region in East Japan and ENSO

  • Occurrence of heavy rainfall and characteristics of surface-level meteorological conditions in the Kitakami Basin

  • Climatological study on extratropical cyclone tracks around Japan in winter

AY2020

  • Regional characteristics of interannual variations of heavy rainfall during summer in and around the Tokyo metropolitan area

AY2019

  • Surface air temperature response to large-scale volcanic eruptions and its relationship with ENSO

  • Relationship between the seasonal transition of the North Pacific high and interannual temperature variation in Japan during summer

  • A climatological study on tropical cyclone related precipitation

AY2018

  • Increase of temperature gradient in the vicinity of Izu-Oshima Island corresponding to the approach of typhoon.

  • Regional characteristics on the behavior of convective cells over Kanto district in summer

  • A long-term change of lag-relationship between the Arctic Oscillation in winter and the succeeding summer climate

  • An oceanic impact of the Kuroshio path on snowfall on the Kanto region of Japan in the cold season

  • The long-term-changes of precipitation characteristics in Korea during summer

AY2017

  • Climatological study on the seasonal transition of heavy rainfall and its regional distribution during the warm season in Japan

  • Kiyokawa-Dashi's wind velocity distribution and its temporal and spatial ariation in the Shonai Plain,Yamagata Prefecture

  • Remote impact of atmospheric circulation in the tropics and high latitude to snowfall in Japan and its long-term variation

  • Wind System Classification over Kanto Plain in Summer Night and Relationship with Temperature Distribution and Pressure Distribution

AY2016

  • Relationships between development of cumulonimbus and stability indices calculated by Meso Scale Model (MSM) in the Tokyo metropolitan area

  • Feedback of typhoon and sea surface cooling

  • Climatological study on the snow hydrological effect in Siberia

  • Climatology of Raining Season over Myanmar

AY2015

  • Relationship between temperature distribution and wind pattern in and around Hachioji City at winter night

  • Precipitation systems generated over the Tibetan Plateau and synoptic scale atmospheric circulation field accompanied by its eastward propagation

  • A climatological study of heat waves over South Asia in the pre-monsoon season

AY2014

  • A study of heavy rainfall area occurred in the foot of Kanto Mountains in western Tokyo

  • Westerly Wind Bursts and Their Relationship with ENSO, IOD and EI Niño Modoki

  • Long-term changes of intraseasonal variability of the East Asian Winter Monsoon

  • Influence of local wind system on spatio-temporal variability of night-time temperature within urban canopy layer in Tokyo

  • A Climatological Study of Clouds using Cloudsat/CPR

AY2013

  • Aerosol optical depth and solar radiation over monsoon Asia

  • Long-term changes of heavy rainfall in Japan-using the data of climatological and raingauge stations

  • Effects of sea breeze on distribution of air pollutant concentration in the southern Kanto Plain

  • Influence of sea surface temperature on summer temperature in the Kanto Plain

  • The Impact of Cold-surge on Tropical Convections in Southeast Asia

AY2012

  • Seasonal variation of convective activity over the Australian monsoon region

  • Year-to-year variation of summer precipitation and its spatial characteristics in Inner Mongolia

  • Predictability of summertime short-time heavy rainfall using wind convergence in Tokyo Wards Area

  • The cooling effect of paddy fields for contiguous urban area

AY2011

  • The investigation about the characteristic of summer time precipitation in and around Tokyo using dense observed data base

  • Effect of intraseasonal variation of sea surface temperature of the Japan Sea on snowfall over Honshu Island, Japan

  • Inter-annual variation of tropical rainfall obserbed by TRMM-PR

  • Characteristics of precipitation during the passage of a cold front in central Japan

  • The features of the environmental field on occurrence of short-time heavy rainfall in the Tokyo Metropolitan Area in summer

  • Long-term variability in the summertime precipitation characteristics in Japan

  • The relationship between ENSO and monsoon system over Myanmar

AY2010

  • Comparison of nocturnal cooling processes in meadow and forest

Bachelor’s Theses

AY2024

  • Study of Zipper Low formed over a Coastal Front and precedes a South-Coast cyclone

  • Relationship between lightning activity and precipitation during summer afternoon thunderstorms in the Kanto region

  • Characteristics of temperature distribution on sunny summer days in Hachioji City, Tokyo

AY2023

  • Simulation of diurnal precipitation variation over and around Sumatra Island

  • Seasonal and case-specific time variations of raindrop size distribution during the summer season in western Tokyo

  • Relationship between East Asian Winter Monsoon and extratropical cyclones and their interannual variations

  • Utilization of Meso Numerical Prediction Model GPV (MSM) Wind Data during Typhoon Passage

  • Evaluation of thermal environment and ground surface characteristics of artificial turf grounds based on observations on sunny summer days

  • Water vapor transport direction of atmospheric river on a heavy rainy day in East Asia

AY2022

  • Relationship between local wind systems and temperature distribution during nighttime summer in the Kanto region

  • Seasonality in the decay of Madden–Julian Oscillation over the Maritime Continent

  • Meteorological field analysis of a local cyclone formed along the Kanto offshore shear line

AY2021

  • Does the hit of typhoons in Japan affect the decisions of stock traders?

  • Orographic effect on the propagation process of cold surge associated with the winter East Asian monsoon

  • Study on downbursts in Kanto using a high-resolution atmospheric model

  • Secular change of urbanization rate and relative humidity

  • Seasonal variations in precipitation storm height and precipitation rate by using the GPM radar data

  • Climatological features of Cold-Air Damming in the Kanto Plain

  • Atmospheric characteristics of the Indian Ocean Dipole and its combined effect of ENSO events

  • Interannual variations in precipitation and atmospheric circulation of the Asian monsoon during the Baiu season

AY2020

AY2019

AY2018

AY2017

AY2016

AY2015

  • The relationship between snow in Japan and atmospheric environment and its interannual variation

  • Interannual variability of heavy rainfall during Baiu season

  • Evaluation of latent heat flux measurement using the ultrasonic wind speed thermometer and extremely fine line thermocouple thermometer

  • Characteristic of the climatological seasonal changes in Japan investigated by the daily averaged values

  • Strong wind area of Kiyokawa-dashi in the Shonai Plain,Yamagata Prefecture

  • The effect of pressure gradient on alternation time and appearance frequency of land and sea breezes in the coastal areas of Seto Inland Sea

  • Nocturnal temperature distribution and its relationship with wind systems in the Tokyo metropolitan area under fine and weak wind conditions in summer

  • Sensitivity experiments using WRF model on rainfall activity by relative humidity changes -Targeting Baiu season in western Japan-

  • Evaluation of the rainfall probability forecast over western Japan in a warm season using a regional weather model,WRF-ARW

AY2014

  • Seasonal Transition of Precipitation Characteristics and Land Surface Conditions in and around Bangladesh

  • Analysis of the environment of tornadoes accompanied with typhoons in the Kanto district

  • Impact of the land surface conditions by irrigated agriculture of the Yangtze River Basin on East Asian summer climate

  • Long-term changes in convective activity in late July in the western North Pacific

  • The mechanism of winter SST variability over the East China Sea

  • Long-term changes in snow depth over Japan

  • Study of the precipitation distribution associated with cyclones passing along the Pacific coast in winter season

AY2013

  • Relationships between the dea breezes and photochemical oxidant concentrations in Kanagawa Prefecture, Japan

  • Future change of the Asian summer monsoon in CMIP5

  • The characteristics of raindrop size distribution using an optical disdrometer during short duration heavy rainfall : Analysis of observed data at Minami-osawa, Hachioji city in Tokyo

  • Relationship between Temperature Distribution and Wind Pattern on Clear Winter Nights in and around Tama Area

  • The relationship between the convective activity moving eastward of Tibetan Plateau origin and a heavy rain which occurred in China

AY2012

  • Influence of the Indian Ocean Dipole on the tropical climate

  • Measured the sensible climate in Tokyo urban areas by moving observation

  • Influence of Arctic Oscillation on the northern hemisphere winter climate

  • Seasonal variation of atmospheric stability at the bottom of atmospheric boundary layer in Tokyo:Comparison between urban and suburban areas

  • A Study of Cloud-Aerosol Interaction based on Satellite Data

AY2011

  • The Formation and Structure of Lower Clouds on the Land during a ”Yamase” Event

  • A change in hydrological cycle under the global warming condition in reanalysis datasets

  • Inter-annual changes and regional characteristics of heavy precipitation in the Kanto District, central Japan

  • Seasonal march of aerosol optical depth and its association with precipitation activity over the Asian monsoon

  • Study of Frequent gale Areas over the land of Japan come from the position of typhoons

  • Regional climate over the eastern shore of Lake Kasumigaura,central Japan in summer

  • The mitigation effect of thermal environment by vegetation in the Hikarigaoka housing complex located in Nerima Ward, Tokyo

  • The distribution and temporal changes of cloud over the Nobi Plain, central Japan, on fine days in summer

  • The precipitation characteristic in Bangkok

AY2010

  • Relationship Between Short-Time Heavy Rainfall and Convergence in Tokyo Metropolitan Area of Summer

  • Atmospheric Conditions Concerning the Occurrence of Localized Precipitation in Kanto District in Summer

  • The Study of Long Term Wind Changes in the Tokyo Metropolitan Area