Hayashi Yoshitsugu

Hayashi Yoshitsugu
Chubu University · Center for Sustainable Development and Global Smart City

Prof. Doctor of Engineering

About

224
Publications
31,498
Reads
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2,206
Citations
Introduction
1)QOL evaluation method of infrastructure and spatial development projects to replace conventional B/C analysis, 2) Planning for happiness, 3)Smart transport and city planning and policy, 4)Smart shrink planning for aging and matured society, 5) Environmentally Sustainable and Sufficient Transport, 6) Cyber support integrated land use - transport planning

Publications

Publications (224)
Article
Full-text available
Among the benefits of high-speed rails (HSRs) discussed from various aspects, indirect benefits may contribute to medium- and long-term economic impacts such as an increase in service supply and gross regional product (GRP). In order to estimate the economic impacts, we modeled I/O–spatial interaction by combining the inter–industrial transactions...
Article
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Roadway area calculation is a novel problem in remote sensing and urban planning. This paper models this problem as a two-step problem, roadway extraction, and area calculation. Roadway extraction from satellite images is a problem that has been tackled many times before. This paper proposes a method using pixel resolution to calculate the area of...
Article
Full-text available
Bangkok suffered from the world’s worst traffic congestion in the 1990s due to rapidly increasing car ownership, reflecting the economic growth and road-dependent transport policy beginning in the 1960s. Due to its monocentric but scattered urban structure, traffic congestion is severe, causing tremendous economic loss, deteriorating air quality, a...
Article
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In many large cities in developing countries, investments in transportation infrastructure are insufficient for the growing population, resulting in chronic traffic congestion and overcrowding. The urban population of developing countries is expected to increase further toward the middle of this century, and urban planning and transportation polici...
Article
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Rail transit systems around the world have been suffering from heavily reduced ridership due to reduced capacity for social distancing and passengers’ concern over the risk of COVID-19 infection. Various countermeasures were implemented to reduce the COVID-19 risk so that passengers felt safe to travel on rail. The objectives of this study were to...
Article
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Many megacities in the world, especially Bangkok, are facing severe congestion in road traffic and public transport, particularly during peak hours. This situation (a) worsens the quality of life, (b) releases emissions causing air pollution and climate change, and (c) subsequently creates requests for massive investment in transport infrastructure...
Article
This paper discusses the dual role of the transport sector in the Covid-19 pandemic: spreading the virus around the world and being most negatively impacted by the pandemic. This paper describes and analyzes the following: (a) actions taken by the governments and international community in order to control the spreading and to alleviate negative ec...
Article
This study attempts to provide scientifically-sound evidence for designing more effective COVID-19 policies in the transport and public health sectors by comparing 418 policy measures (244 are transport measures) taken in different months of 2020 in Australia, Canada, Japan, New Zealand, the UK, and the US. The effectiveness of each policy is measu...
Article
Full-text available
Impacts of coronavirus disease 2019 (COVID-19) on the transport sector and the corresponding policy measures are becoming widely investigated. Considering the various uncertainties and unknowns about this virus and its impacts (especially long-term impacts), it is critical to understand opinions and suggestions from experts within the transport sec...
Book
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Asia needs high-quality infrastructure development projects, such as high-speed rail, to drive economic growth and improve the quality of life in the region. In addition to meeting the rapidly growing demand for high-quality infrastructure, researchers, policymakers, and all stakeholders must consider its implications and contributions to the over...
Chapter
What has become of the global environment? A very important factor in the development of people’s awareness of the global environment was the emergence in the later 1960s of the concept of Spaceship Earth.
Book
This book is an outcome of an international symposium: Sustainability –Can We Design the Future of Human Life and the Environment? which was held as a satellite event of the “Love the Earth”-Expo 2005 (Aichi, Japan). Each chapter is based on the lecture given by the following eminent researchers: Yoshinori Ishii, Hans-Peter Dürr, Yoshinori Yasuda,...
Conference Paper
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Lightweight, fast, and accurate deep-learning algorithms are essential for practical deployment in real-world use-cases. Semantic segmentation and object detection are the principal tasks of visual perception. A multi-task network significantly reduces the number of parameters compared to two independent networks running simultaneously for each tas...
Article
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In this research, a method of estimating the system overall life cycle CO2 emissions including vehicle traveling, infrastructure construction, and new manufacture of vehicles is constructed in order to comprehensively evaluate the change in CO2 emissions associated with transport system development. In particular, congestion of automobiles due to t...
Article
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This paper proposes a method for the automatic construction of a dataset with annotation data for object detection. The accuracy of the object detection method depends on the dataset in general. The dataset for object detection needs many images with annotation data. Obtaining image data by manual operation takes a lot of costs. It also costs much...
Article
Full-text available
This paper proposes a method for augmenting learning data of road damage dataset considering the influence of the augmented data on classification accuracy. Data augmentation is a very important task in the field of machine learning because more learning data causes increasing the accuracy of classification accuracy in general. The quality of the a...
Article
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As sustainable transport systems need to secure long-term benefits of users, it is useful to compare the social benefits of land-use transport development between cities at different development stages based on different values of local residents. In Asian developing megacities, Mass Rapid Transit (MRT) has recently been developed to calm serious t...
Article
In 2011, Thailand witnessed extensive damages due to a flood. The submergence of roads and buildings disrupted the traffic and other conveniences of daily life. To minimize the extent of traffic disruption in Thailand, quantitative evaluations have been carried out along the time series and how much damage could have been avoided if a certain road...
Article
It is important to develop the information of the resilience of the region for large-scale natural disasters in order to take measure of disaster prevention and disaster mitigation. This study tries to evaluation of regional resilience based on decrease in Quality of Life (QOL) after large -scale disasters by simulating direct damage and setting re...
Article
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Accessible transportation is a key aspect of independent living. As the impact of population ageing on future transport systems is expected to be increasingly felt over the next few decades in a number of countries, including Australia and Japan, it is logical to recognise the importance of formulating appropriate transport policies in ageing socie...
Chapter
Iio: The panelists for this discussion are a selection of notable world experts, and I am greatly looking forward to the upcoming discussion. In the special presentations (Part 1 of this book), these panelists raised various issues, such as the science of global warming, efficient use of resources, abandonment of nuclear energy, society relying on...
Article
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Urban mass rapid transit-oriented development is increasing in developing Asian megacities. However, there are concerns about whether transit-oriented development attracts and allows transit users to live nearby. This study aims to examine the relationship between quality of life (QOL) and bid rent among socioeconomic groups living near rapid trans...
Article
Population agglomeration in urban areas makes it easy to share valid urban facilities and services that make up a high Quality of Life (QoL). However, most cities in a developing stage face the problem of under-service; this means the supply of service facilities cannot catch up with the agglomeration of the population. Additionally, insufficient t...
Book
This book is an outcome of the symposium “Towards Earth Friendly Use of Resources and Energy,” organized by the Nagoya University Center of Excellence Program “From Earth System Science to Basic and Clinical Environmental Studies” and presents papers by four eminent researchers. 1) Syukuro Manabe, who was honored in 2008 by the Earth Hall of Fame K...
Article
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To decouple global economic growth with emission growth, a necessary local challenge is to develop attractive low-carbon transport systems in developing cities. Whether mass-transit development can be low-carbon against conventional road development in Asian developing megacities depends on how attractive they can be for local residents. This paper...
Article
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It is a globally important challenge for low-carbon transport development in Asian developing countries to secure multiple benefits. However, there are limitations in applying conventional forecasting analysis to it under rapidly-changing socioeconomic situations. This study is aimed at developing the methodology of designing long-term measures wit...
Article
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The indirect damages as well as the direct damages by a large scale natural disasters are expected. For establishing a method to predict the damage to life and health of residents, the paper offers evaluation methodology by the life expectancy indicator. An application of the methodology to Nankai Trough Earthquake indicates that medical care syste...
Chapter
Although the climate change issues of intercity transport are in the focus of this book, it is necessary to discuss their impacts in the context of external costs of transport and their internalisation. The reason is that the external costs of transport—e.g. stemming from noise, air pollution or uninsured accident costs—give rise to applying a numb...
Chapter
Long-term forecasts expect an increase of world population to 9 billion by 2050 while it was 3.5 billion in 1960 and 7 billion in 2010. Population and economic growth will lead to an increase of mobility from 5500 billion (1960) to 105,000 billion pass-km (2050, see Schafer and Victor, Transp Res Part A 34:171–205, 2000). North America and Europe a...
Conference Paper
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The aim of this paper is to examine the evolution patterns in land-use and transport that have been occurring during the past 25 years in Bucharest, Romania, against current demographic trends within the city. We have conducted this exercise in order to assess the adequacy of current policies aimed at promoting compact urban growth, engendering an...
Book
While intercity passenger transport counts for about 2% of the total passenger transport volume the share of the total passenger kilometers traveled is estimated more than one third. In many countries the major part of intercity transport is performed by car and air and as a result, the contribution to the carbon footprint is substantially higher t...
Article
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The objectives of this study are to diagnose and prevent environmental problems that threaten urban sustainability, the impact of changes in lifestyle (diet, domestic sanitation, and motorization), and production style (agriculture, industry, and services) with the rapid urbanization on regional nitrogen (N) flows, and the water environment was qua...
Article
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Decentralization development and changing urban form will increase the mobility and contribute to global CO2 emissions, in particular for developing countries which are experiencing rapid economic growth and urban expansion. In this paper, an integrated analytical framework, which can quantify the impact of changing urban form on commuting CO2 emis...
Article
Conventionally, material inputs to industries come from either natural resources or intermediate products. With the increasing attention on greening the industrial process, municipal solid waste (MSW) can be separated and utilized as inputs to large-scale industries. As such, waste flows need to be managed to meet the requirements of industries by...
Article
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We have developed a model to estimate CO2 emissions of residential sector, and organized a CO2 emission database by each detailed attribute which contains family structure, residential type, residential area and transport mode, which is aimed at evaluation of the effect of shift of family structure and dwelling performance. We used this developed m...
Article
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Sustainable transport systems are increasingly required for Asian developing cities where economic growth causes further burden to the environment from urban transport. However, environmental performance is hardly prioritized for their transport policies, and it is therefore necessary to make such transport systems more attractive. This study is ai...
Article
Since 2007, Japan has deregulated charter operations to promote outbound tourism. This study investigated changes since deregulation in the spatial patterns of charter departure airports and traffic volume to major destinations. Furthermore, this study analyzed the effects of new entrant airlines on charter network evolution. For the purposes of th...
Article
The Quality-Stock is a concept for district design to achieve Low-Carbon City. The model has been developed to evaluate the three requirements of the Quality-Stock, namely, long-lifespan, high quality of life (QOL) and low CO2 emission and cost. The model enables planners and urban designers 1) to evaluate the residents' QOL based on spatial compos...
Article
To diagnose environmental nitrogen (N) load from food consumption and to suggest preventive measures, this study identified relationships between nitrogen load from food consumption and driving factors by examining six representative countries and regions for the period 1970-2009 as an example. The logarithmic mean Divisia index technique was used...
Article
Full-text available
Regional material flows are strongly influenced by human diets. To diagnose and prevent environmental problems that threaten urban sustainability, the impact of human diet changes with rapid urbanization on the regional nitrogen (N) and phosphorus (P) flows were quantitatively evaluated. A survey of day-to-day activities was conducted of 450 indivi...
Article
High-speed rail in infrastructure construction has become a priority worldwide, and vast investments have been made; therefore, it has become increasingly necessary to appropriately assess regional economic impact, and more importantly, to deliberate policy to improve regional industrial development. This paper looks at the impacts of Shinkansen li...
Article
Urban dispersion processes in metropolitan areas have led to patterns of suburbanization and urban sprawl. These processes are inseparably connected with the shift of private mobility from green transport modes to cars. Urbanization is always accompanied by the development of physical infrastructure, which requires huge investments and determines t...
Article
This paper examines the impact of charter services on international tourism in Japan. Particularly, charter flows between Japan and China are analyzed to examine their role in Sino-Japanese tourism. The results show that charters have contributed to geographic spread of tourism destinations in China, and that they meet dispersed and seasonal travel...
Article
This study aims to estimate the necessary scale of additional mass transit on trunk lines to reduce carbon dioxide (CO2) emissions from regional passenger transport in Japan. First, a local transport region is defined as an area within which most daily transport is conducted. In each region, the target of CO2 emissions from local passenger transpor...
Article
The long-run cost of different forms of urban development is one of the major problems in the field of land use and transport and the sustainability of cities. This paper summarizes and evaluates the international literature that deals with social costs as a consequence of suburbanization: comprehensive ‘development impact studies’; studies on ‘pub...
Article
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Transport plays a vital role in every nation's economy. It is also one of the leading sectors in energy consumption and associated CO2 emissions. This study adopts a system dynamics approach and examines the effectiveness of policies in mitigating CO2 emissions from all four modes of passenger transport (i. e., reailway, highway, waterway and civil...
Article
This study identified the relationships between CO2 emissions from passenger transport and its driving factors by taking Shanghai as an example. The Logarithmic Mean Divisia Index (LMDI) technique was used to disassemble the total passenger transport CO2 growth into five driving factors: economic activity, population, modal share, passenger transpo...
Chapter
This chapter features the history of major trend of environmental problems and the countermeasures taken in Japan from general matters to transport field. The first era was late 1950s and 1960s when Japan had developed its heavy industry as an economic engine and accordingly faced nuisance problems originated from manufacturing factory emission int...
Chapter
As an efficient mass transit system, rail transit system plays an important role for sustainability of mega-cities. Unfortunately, in many developing mega-cities, governments and international funding organizations prefer to invest in roads. Therefore, rail construction has lagged far behind road construction, and consequently those mega-cities alw...
Article
The IPCC Assessment Reports represent the present state of knowledge of a wide majority of experts, which share the insight that a part of the observed global warming of the atmosphere since 1750 is man-made and can be influenced by human actions. The “hockey stick” paradigm gives a most impressive picture for the change of temperature on earth beg...
Conference Paper
It is analyzed the evolution of CO2 emissions from domestic freight transport from 1985 to 2009 in China. A time series analysis is applied based on the Logarithmic Mean Divisia Index (LMDI) technique to disassemble the total CO2 emissions growth from domestic freight transport into five driving factors: economic activity, population, modal share,...
Conference Paper
Full-text available
Economic growth and rising demand of mobility in developing mega-city are leading to the increase of car ownership, and consequent emission increases. Reliable methodology is needed to estimate CO2 emission in passenger transport sector, and integrated policies framework should also be built. In this study, CO2 emission of Shanghai's passenger tran...
Article
抄録 日本の中山間地域の多くを占める森林や農地は,経済的な生産力は低いものの,「社会的価値」をもたらす生態系サービスを有しており,保全は重要である.しかし,どの地区から優先して保全を行うべきか,定量的な検討がなされていない.そこで,中山間地域における人工林・農地を対象に,生態系サービスの価値とそれを発揮させるために必要な維持・管理費との比である「地域の社会的必要性=NOD(social Necessity Of Districts)」指標を提案する.三重県松阪市・多気町の人工林でNODの算出を行った結果,全域での生態系サービスの価値は1,011.2億円/年,維持・管理費は49.6億円/年と算出され,林業従事者配置の変更によって,生態系サービスの価値を約1.3倍大きく発揮できることが示された.
Book
Transportation contributes to roughly a fifth of greenhouse gas emissions, and as a growing sector of the economy, its contribution to climate change, if remained unchanged, could even grow. This is particularly true in the developing world, where the growth rates of air and ship transport are expected to exceed those of the EU, and worldwide objec...