Kosaka Hiroyuki

コサカヒロユキ | Kosaka Hiroyuki

Research field (1)： Social systems engineering

Research keywords (2)： Trade statistics , International logistics

Research theme for competitive and other funds (4)：

2024 - 2027 Modeling of the container ship market considering the effects of the COVID-19 pandemic and assessment of its future impact
2023 - 2026 国際貿易のカタストロフィー事象のデータ解析
2017 - 2021 Development of database and models for international transportation in Asia
2014 - 2018 statistical data fusion and accuracy improvement for international transport data

Papers (22)：

KOSAKA Hiroyuki, ARATANI Taro. Missing Data Imputation for Estimating Shipment Size of Container Ships. NAVIGATION. 2022. 219. 23-24
Hiroyuki Kosaka, Takenori Tezuka, Taro Aratani. Estimation Method to Determine Shipment Size of Iron Ore Trade in Maritime Transport. Proceedings of Eastern;Asia Society for Transportation;Studies (EASTS). 2021
Hiroyuki Kosaka, Shigeru Kashima. Estimating international freight flows and transport costs based on trade statistics. Proceedings of Annual Conference of the International Association of Maritime Economists(IAME). 2017
KOSAKA Hiroyuki, KASHIMA Shigeru, SAKAMOTO Shogo, FUSE Masaaki. ACCURACY OF AN ESTIMATION METHOD FOR THE INTERNATIONAL FREIGHT FLOWS BY USING ADJUSTED TRADE STATISTICS. Journal of Japan Society of Civil Engineers, Ser. D3 (Infrastructure Planning and Management). 2015. 71. 5. I_673-I_680
小坂浩之, 鹿島茂. Estimation method for Transportation Cost of Bulk Trade based on Trade Statistics. 日本物流学会誌. 2015. 23

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MISC (15)：

荒谷太郎, 和田祐次郎, 佐藤圭二, 小坂浩之, 松倉洋史, 間島隆博, 加納敏幸. Transportation Efficiency, Optimization, and Prediction through AI Technologies. 海上技術安全研究所報告(Web). 2025. 24. 4
荒谷太郎, 小坂浩之, 岡正義, 和中真之介, 和田祐次郎, 間島隆博. Advancement of Transportation Systems using Big Data. 海上技術安全研究所報告(Web). 2023. 23
和田祐次郎, 柴崎隆一, 小坂浩之, 渡部大輔, 伊東弘人, 坪田建明, 荒谷太郎, 泉山卓, 岩佐竜至. Literature Review and Future Prospects on Vessel Movement Data Usage including AIS -Focusing on Logistics, Shipping, Shipbuilding, Environment, and Cruise Fields-. 日本船舶海洋工学会論文集. 2021. 34
和田祐次郎, 柴崎隆一, 小坂浩之, 渡部大輔, 伊東弘人, 坪田建明, 荒谷太郎, 泉山卓, 岩佐竜至. Literature Review and Future Prospects regarding Vessel Movement Data Usage including AIS in the Fields of Logistics, Shipping, Shipbuilding, Environment, and Cruise. 日本船舶海洋工学会講演会論文集(CD-ROM). 2021. 32
安達雅樹, 小坂浩之. 低エミッション化に起因する貨物船の初期コストへの影響. マリンエンジニアリング学術講演会講演論文集. 2021. 91st

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Education (1)：

Professional career (2)：

Work history (12)：

2020/03 - 現在 National Maritime Research Institute, National Institute of Maritime, Port and Aviation Technology Knowledge System Research Group, Knowlege & Data System Principal Researcher
2017/07 - 2020/02 National Maritime Research Institute, National Institute of Maritime, Port and Aviation Technology Data System Research Group, Knowlege & Data System Principal Researcher
2017/04 - 2017/06 National Maritime Research Institute, National Institute of Maritime, Port and Aviation Technology Logistics Research Group, Navigation & Logistics Engineering Principal Researcher
2016/04 - 2017/03 National Maritime Research Institute, National Institute of Maritime, Port and Aviation Technology Logistics Research Group, Navigation & Logistics Engineering Senior Researcher
2015/04 - 2016/03 National Maritime Research Institute Logistics Research Group, Navigation & Logistics Engineering Senior Researcher

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