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SUGAMA Atsushi
| Environmental Science and Civil Engineering Division | Assistant Professor |
| Department of Civil and Environmental Engineering |
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Researcher information
■ Degree■ Field Of Study
- Social infrastructure (civil Engineering, architecture, disaster prevention), Civil engineering (planning and transportation)
■ Educational Background
- Apr. 2021 - Mar. 2024, Tohoku University, Graduate School of Engineering, Department of Civil and Environmental Engineering, Japan
- Apr. 2019 - Mar. 2024, Tohoku University, Graduate School of Engineering, Department of Civil and Environmental Engineering, Japan
- Apr. 2015 - Mar. 2019, Tohoku University, Faculty of Engineering, Department of Civil Engineering and Architecture, Japan
- Apr. 2024 - Mar. 2027
Society - Sep. 2024 - Mar. 2026
International Symposium on Urban Lifeline (ISUL) 2025 Local organizing committee, Society
Performance information
■ Paper- Analysis of the Topological Similarity of Street Networks in Cities Around the World Using Graph2vec
Atsushi Sugama
Journal of the Eastern Asia Society for Transportation Studies, Volume：16, First page：PP4273, Jan. 2026, [Reviewed], [Lead, Corresponding]
English, Scientific journal
DOI：https://doi.org/10.11175/easts.16.PP4273
DOI ID：10.11175/easts.16.PP4273, 共同研究・競争的資金等ID：52906429;49640142;46840000 - A SHAP-based framework for visualizing regional heterogeneity in pavement deterioration
Atsushi Sugama; Kenshin Kuwahara; Yuto Nakazato
Urban Lifeline, Volume：3, First page：Article Number 20, Dec. 2025, [Reviewed], [Lead, Corresponding]
English, Scientific journal
DOI：https://doi.org/10.1007/s44285-025-00053-4
DOI ID：10.1007/s44285-025-00053-4, ORCID：198613130, 共同研究・競争的資金等ID：52906429;49640142;46840000 - Impact of the Introduction of Advanced Air Mobility on Intercity Travel Cost
Atsushi Sugama
Journal of the City Planning Institute of Japan, Volume：59, Number：3, First page：1068, Last page：1075, Oct. 2024, [Reviewed], [Lead, Corresponding]
The City Planning Institute of Japan, Japanese, Scientific journal
DOI：https://doi.org/10.11361/journalcpij.59.1068
DOI ID：10.11361/journalcpij.59.1068, ISSN：0916-0647, eISSN：2185-0593 - Simultaneous Design Model of Public Facility Location, Transit Network, and Fare System Applied to Spillover Analysis of the Facility Management Efficiency
Atsushi Sugama; Makoto Okumura
Journal of the City Planning Institute of Japan, Volume：59, Number：1, First page：43, Last page：51, Apr. 2024, [Reviewed], [Lead]
The City Planning Institute of Japan, Japanese, Scientific journal
DOI：https://doi.org/10.11361/journalcpij.59.43
DOI ID：10.11361/journalcpij.59.43, ISSN：0916-0647, eISSN：2185-0593 - FARE SYSTEM OF PUBLIC TRANSPORTATION SYSTEM AND IT'S EFFICIENCY AND FAIRNESS
Atsushi SUGAMA; Makoto OKUMURA
Japanese Journal of JSCE, Volume：79, Number：20, First page：23-20076, Apr. 2024, [Reviewed], [Lead]
Japan Society of Civil Engineers, Japanese, Scientific journal
DOI：https://doi.org/10.2208/jscejj.23-20076
DOI ID：10.2208/jscejj.23-20076, eISSN：2436-6021 - THE IMPACT OF THE ACCOUNTING INTEGRATION OF PERSONAL MOVERS ON PUBLIC TRANSPORTATION SYSTEMS IN A SUBURBAN STATION AREA
Atsushi SUGAMA; Makoto OKUMURA
Japanese Journal of JSCE, Volume：79, Number：20, First page：23-20071, Apr. 2024, [Reviewed], [Lead]
Japan Society of Civil Engineers, Japanese, Scientific journal
DOI：https://doi.org/10.2208/jscejj.23-20071
DOI ID：10.2208/jscejj.23-20071, eISSN：2436-6021 - Simultaneous optimization of network and fares for self-financing public transportation system
Atsushi Sugama; Makoto Okumura
Asian Transport Studies, Volume：10, First page：100135, Apr. 2024, [Reviewed], [Lead]
Elsevier BV, English, Scientific journal
DOI：https://doi.org/10.1016/j.eastsj.2024.100135
DOI ID：10.1016/j.eastsj.2024.100135, ISSN：2185-5560 - Optimal Location of Hierarchical Regional Centers - Analyzed by Simultaneous Optimization Model of Facility Location and Transportation Network Design
Atsushi Sugama; Makoto Okumura
Journal of the City Planning Institute of Japan, Volume：57, Number：3, First page：1202, Last page：1209, Oct. 2022, [Reviewed], [Lead]
The City Planning Institute of Japan, Japanese, Scientific journal
DOI：https://doi.org/10.11361/journalcpij.57.1202
DOI ID：10.11361/journalcpij.57.1202, ISSN：0916-0647, eISSN：2185-0593 - Sustainable Network Redesign of Transit Service in Urban Outskirts - Simultaneous Optimization of Routes Structure, OD Traffic and Fare
Atsushi Sugama; Makoto Okumura
Journal of the City Planning Institute of Japan, Volume：56, Number：3, First page：865, Last page：872, Oct. 2021, [Reviewed], [Lead]
The City Planning Institute of Japan, Japanese, Scientific journal
DOI：https://doi.org/10.11361/journalcpij.56.865
DOI ID：10.11361/journalcpij.56.865, ISSN：0916-0647, eISSN：2185-0593 - MODEL ANALYSIS OF TRANSFER COST REDUCTION IN SUBURBAN TRANSPORTATION SYSTEM
Atsushi SUGAMA; Makoto OKUMURA
Journal of Japan Society of Civil Engineers, Ser. D3 (Infrastructure Planning and Management), Volume：76, Number：5, First page：I_967, Last page：I_976, 2021, [Reviewed], [Lead]
Japan Society of Civil Engineers, Japanese, Scientific journal
DOI：https://doi.org/10.2208/jscejipm.76.5_i_967
DOI ID：10.2208/jscejipm.76.5_i_967, eISSN：2185-6540 - Optimal Renewal Policy of Multi-functional Facilities - Effect of securing flood evacuation function on the renewal policy of schools
Atsushi Sugama; Makoto Okumura
Journal of the City Planning Institute of Japan, Volume：54, Number：3, First page：758, Last page：765, Oct. 2019, [Reviewed], [Lead]
The City Planning Institute of Japan, Japanese, Scientific journal
DOI：https://doi.org/10.11361/journalcpij.54.758
DOI ID：10.11361/journalcpij.54.758, ISSN：0916-0647, eISSN：2185-0593 - REDUCING POLICY OF PUBLIC FACILITIES AND THE ACCESSIBILITY TO FLOOD EVACUATION SITES
Atsushi SUGAMA; Makoto OKUMURA
Journal of Japan Society of Civil Engineers, Ser. D3 (Infrastructure Planning and Management), Volume：75, Number：5, First page：I_223, Last page：I_232, 2019, [Reviewed], [Lead]
Japan Society of Civil Engineers, Japanese, Scientific journal
DOI：https://doi.org/10.2208/jscejipm.75.i_223
DOI ID：10.2208/jscejipm.75.i_223, eISSN：2185-6540
- 路線バス網の網羅的実態把握と都市間比較
須ヶ間淳
Nov. 2025
Japanese, Oral presentation
共同研究・競争的資金等ID：52906429 - 都市高速道路を走行するバス路線の実態把握 – BRT実現を目指して
熱田一樹; 須ヶ間淳; 菊池 雅彦
Nov. 2025
Japanese, Oral presentation - 公共交通網により実現される各種施設へのアクセシビリティの評価
水野開; 須ヶ間淳
Nov. 2025
Japanese, Oral presentation - バス路線の廃止が沿線人口に与える影響
中野孝徳; 須ヶ間淳
Nov. 2025
Japanese, Poster presentation - 需要変動を考慮した航空ネットワークの最適化
上田翔太; 須ヶ間淳
Nov. 2025
Japanese, Oral presentation
共同研究・競争的資金等ID：46840000 - 自治体の広域連携を通じた最適都市構造の実現可能性
田村滉大; 須ヶ間淳
Nov. 2025
Japanese, Poster presentation - Analysis of the Topological Similarity of Street Networks in Cities Around the World Using Graph2vec
Atsushi SUGAMA
The 16th International Conference of Eastern Asia Society for Transportation Studies 2025 (EASTS 2025), Sep. 2025
English, Oral presentation
共同研究・競争的資金等ID：52906429 - Optimal Allocation Strategies for Urban Function Considering Demographic Dynamics
Kenshin KUWAHARA; Atsushi SUGAMA
International Conference of Asia-Pacific Planning Societies 2025 (ICAPPS 2025), Aug. 2025
English, Oral presentation - Neural Network-Based Method for Analyzing Regional Heterogeneity in Road Pavement Deterioration
Kenshin KUWAHARA; Atsushi SUGAMA; Yuto Nakazato
International Symposium on Urban Lifeline 2025 (ISUL 2025), Jul. 2025
English, Oral presentation - グラフ深層学習を用いた最適バス路線の探索
上田翔太; 須ヶ間淳; 塚井誠人; 奥村誠
Jun. 2025
Japanese, Oral presentation
共同研究・競争的資金等ID：52906429;49640142;46840000 - 主観的都市構造の定量化の試み -バス路線沿線へのdoc2vec適用を通して
水野開; 須ヶ間淳
Jun. 2025
Japanese, Oral presentation
共同研究・競争的資金等ID：52906429 - 人口変動が都市機能の最適更新戦略に与える影響
桑原健伸; 須ヶ間淳
Nov. 2024
Japanese, Oral presentation - 都市圏郊外における駅前駐車料金の最適設定方針 -土地の機会費用に着目して
田中颯馬; 須ヶ間淳; 奥村誠
Nov. 2024
Japanese, Oral presentation - Advanced air mobilityの都市間乗合運用が企業の最適事務所立地に与える影響
大部剛輝; 須ヶ間淳; 奥村誠
Nov. 2024
Japanese, Oral presentation - 小学校区内の幹線道路網に着目した小学生の交通安全に関する研究
田村滉大; 小嶋文; 須ヶ間淳; 久保田尚
Nov. 2024
Japanese, Oral presentation - 都市圏の最適なバス運行形態に関する理論的分析
須ヶ間淳; 何玏
Nov. 2024
Oral presentation - Advanced Air Mobilityの導入が都市間の移動コストに与える影響
須ヶ間淳
Nov. 2024
Japanese, Oral presentation - 地方鉄道沿線における駐車料金と鉄道運賃の同時最適化
田中颯馬; 須ヶ間淳; 奥村誠
May 2024
Japanese, Oral presentation - 大都市圏郊外部における都市再開発の時空間最適化
桑原健伸; 須ヶ間淳
May 2024
Japanese, Oral presentation - 都市機能水準の経年低下を考慮した最適都市更新モデル
桑原健伸; 須ヶ間淳
Apr. 2024
Japanese, Oral presentation - 鉄道運賃と駅前駐車料金の同時最適化モデル - 地方部に着目して
田中颯馬; 須ヶ間淳
Apr. 2024
Japanese, Oral presentation - 公共交通網・交通量・運賃の同時最適化モデルの構築と効率的解法の模索
須ヶ間淳
Jan. 2024, [Invited]
Japanese, Invited oral presentation - Simultaneous Optimization of Network and Fares for Self-financing Public Transportation System
Atsushi SUGAMA; Makoto OKUMURA
The 15th International Conference of The Eastern Asia Society for Transportation Studies 2023 (EASTS 2023), Sep. 2023
English, Oral presentation - ラムゼイルールを取り入れネットワークデザインモデルの構築
須ヶ間淳; 奥村誠
Dec. 2022
Japanese, Oral presentation, Japan - 階層的な拠点の最適空間配置の研究 - 交通ネットワークとの同時最適化モデルによる検討
須ヶ間 淳; 奥村 誠
Dec. 2022
Japanese, Oral presentation, Japan - シビルミニマムの担保が⼤都市圏郊外部の最適公共交通システムに与える影響
須ヶ間淳; 奥村誠
Nov. 2022
Japanese, Oral presentation, Japan - 個別型交通の包含が地域公共交通システムに与える影響
須ヶ間淳; 奥村誠
Dec. 2021
Japanese, Oral presentation, Japan - 都市機能・交通軸の空間配置最適化モデルを用いた最適集約方針の解明
須ヶ間淳; 奥村誠
Dec. 2021
Japanese, Oral presentation, Japan - 都市郊外部公共交通の持続可能な路線再編
須ヶ間淳; 奥村誠
Nov. 2021
Japanese, Oral presentation, Japan - Integrated service design of bus transit and personal mobilities- Optimization approach for suburban station area of large city
Atsushi SUGAMA; Makoto OKUMURA
The 11th Asian Seminar in Regional Science, Oct. 2021, [International conference]
English, Oral presentation, Online, Taiwan, Province of China - 都市圏郊外部における適切な公共交通網構成の分析
須ヶ間淳; 奥村誠
Jun. 2021
Japanese, Oral presentation, Japan - ピーク率制御が鉄道駅からのフィーダー交通維持に与える影響
須ヶ間淳; 奥村誠
Dec. 2020
Japanese, Oral presentation, Japan - 需要の空間分布が郊外部交通システムの最適形状に及ぼす影響
須ヶ間淳; 奥村誠
Nov. 2020
Japanese, Oral presentation, Japan - 都市圏郊外部における多モード公共交通の空間構成最適化モデル
須ヶ間淳; 奥村誠
Dec. 2019
Japanese, Oral presentation, Japan - 多機能公共施設の更新戦略最適化
須ヶ間淳; 奥村誠
Nov. 2019
Japanese, Oral presentation, Japan - 災害対応施設の更新スケジューリング
奥村誠; 須ヶ間淳
Sep. 2019
Japanese, Oral presentation, Japan - Multi-functional Optimization Model for Sustainable Facilities Management Coping with Decreasing Population
Atsushi SUGAMA; Makoto OKUMURA
International Conference of Asia-Pacific Planning Societies, Aug. 2019, [International conference]
English, Oral presentation, Korea, Republic of - 公共施設更新における平常時の利便性と洪水避難条件のトレードオフ構造
須ヶ間淳; 奥村誠
Jun. 2019
Japanese, Oral presentation, Japan - 施設更新戦略が地域の洪水避難機能に与える影響
須ヶ間淳; 奥村誠
Mar. 2019
Japanese, Oral presentation, Japan - 福祉施設の併用による洪水災害からの避難条件の改善効果
須ヶ間淳; 奥村誠
Nov. 2018
Japanese, Oral presentation, Japan
■ Affiliated academic society
■ Research projects
- 機械学習による都市構造の洞察を活用した公共交通網設計
01 Apr. 2025 - 31 Mar. 2029
Grant amount(Total)：4680000, Direct funding：3600000, Indirect funding：1080000
Grant number：25K17699
論文ID：52906478, 講演・口頭発表等ID：52906819 - Research and analysis methods for local public transportation design supported by residents and visitors
Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Apr. 2024 - Mar. 2028
Hiroshima University, Coinvestigator
Grant amount(Total)：18460000, Direct funding：14200000, Indirect funding：4260000
Grant number：24K01006
論文ID：52906478, 講演・口頭発表等ID：52906514 - Mathematical Optimization Approach for Resilient Nationwide Transportation Network Planning
Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (A), Apr. 2022 - Mar. 2027
Tohoku University, Coinvestigator
Grant amount(Total)：40430000, Direct funding：31100000, Indirect funding：9330000
Grant number：22H00222
論文ID：52906478, 講演・口頭発表等ID：52906531 - 「公共交通マップを安価に簡便に自作できるWebサービス」の実現に向けた試作と市場調査
Oct. 2025 - Mar. 2026
Principal investigator