Kosaka Koji 小坂浩司

… Alternative Names

KOSAKA Koji 小坂浩司

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Researcher Number	60370946
Other IDs	https://orcid.org/0000-0001-5008-8977
Affiliation (Current)	2024: 国立保健医療科学院, その他部局等, 上席主任研究官
Affiliation (based on the past Project Information) *help	2019 – 2024: 国立保健医療科学院, その他部局等, 上席主任研究官 2017 – 2018: 京都大学, 工学研究科, 准教授 2010: National Institute of Public Health, 水道工学部・生活衛生適正技術開発, 主任研究官 2009 – 2010: National Institute of Public Health, 水道工学部, 主任研究官 2009 – 2010: 国立保健医療科学院, 水道工学部, 生活衛生適正技術開発主任研究官 2005 – 2008: 国立保健医療科学院, 水道工学部, 研究員
Review Section/Research Field	Principal Investigator Basic Section 22060:Environmental systems for civil engineering-related / Civil and environmental engineering Except Principal Investigator Basic Section 64010:Environmental load and risk assessment-related / Medium-sized Section 64:Environmental conservation measure and related fields / Basic Section 22060:Environmental systems for civil engineering-related / Environmental risk control and evaluation / Civil and environmental engineering
Keywords	Principal Investigator 塩素処理 / 藻類由来有機物 / 消毒副生成物 / 遺伝子解析 / NMR / リスク管理 / ラフィド藻類 / 水道 / 消毒副生成物生成能 / 副生成物 … More / オゾン / N-ニトロソジメチルアミン(NDMA) / 反応生成物 / 反応速度 / 多環芳香族炭化水素 … More Except Principal Investigator ノンターゲット分析 / 因果モデル / 病原ウイルス / 医薬品 / 次亜塩素酸 / クリプトスポリジウム / 水道システム / 高分解能質量分析計 / 精密質量分析計 / 未規制汚染物質 / 精密質量分析 / 未知スクリーニング分析 / 輸入感染症 / 下水 / 新型コロナウイルス / スクリーニング分析 / E型肝炎ウイルス / A型肝炎ウイルス / 水道水質 / クロラミン / 遊離残留塩素 / カーボンフェルト電極 / 次亜臭素酸 / カルキ臭 / 残留塩素 / おいしい水 / メタゲノム / 病原微生物 / QMRA / ソーストラッキング / 残留医薬品 / カルバマゼピン / バクテロイデス / ウイルス / 地下水 / 次亜塩素酸ナトリウム / 電解 / 塩素酸 / 過塩素酸 / 上下水道 Less

Algal ecology and drinking water treatment engineering from the point of view of disinfection byproductsPrincipal Investigator
- Principal Investigator
  
  小坂浩司
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 22060:Environmental systems for civil engineering-related
- Research Institution
  National Institute of Public Health
Risk assessment of drinking water source contamination associated with heavy rainfall events based on a predictive model for pathogenic microorganisms in rivers
- Principal Investigator
  
  三浦尚之
- Project Period (FY)
  2023 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 64010:Environmental load and risk assessment-related
- Research Institution
  National Institute of Public Health
Developing Management Frameworks of Unregulated Pollutants Considering Water Recycling in River Basins
- Principal Investigator
  
  栗栖太
- Project Period (FY)
  2021 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 64:Environmental conservation measure and related fields
- Research Institution
  The University of Tokyo
Study on comprehensive evaluation and control of algal-derived disinfection byproducts in water supply systemsPrincipal Investigator
- Principal Investigator
  
  小坂浩司
- Project Period (FY)
  2021 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 22060:Environmental systems for civil engineering-related
- Research Institution
  National Institute of Public Health
Wastewater monitoring for hepatitis A and E viruses and drugs without approval or authorization and their risk assessment
- Principal Investigator
  
  Akiba Michihiro
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 64010:Environmental load and risk assessment-related
- Research Institution
  National Institute of Public Health
Development of Next Generation Water Quality Management Method Based on Ultra High Sensitivity Free Residual Chlorine Analysis
- Principal Investigator
  
  Echigo Shinya
- Project Period (FY)
  2018 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 22060:Environmental systems for civil engineering-related
- Research Institution
  Kyoto University
  National Institute of Public Health
Investigation on microbial pathogens in groundwater by using next-generation sequencing and their risk management
- Principal Investigator
  
  Akiba Michihiro
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Environmental risk control and evaluation
- Research Institution
  National Institute of Public Health
Structural characteristics of N-nitrosodimethylamine precursors on ozonationPrincipal Investigator
- Principal Investigator
  
  KOSAKA Koji
- Project Period (FY)
  2009 – 2010
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Civil and environmental engineering
- Research Institution
  National Institute of Public Health
Characterization and risk management of perchlorate formation related to drinking water treatment process
- Principal Investigator
  
  ASAMI Mari
- Project Period (FY)
  2007 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Civil and environmental engineering
- Research Institution
  National Institute of Public Health
天然有機物(NOM)共存下における芳香族化合物等の塩素処理反応機構の解明Principal Investigator
- Principal Investigator
  
  小坂浩司
- Project Period (FY)
  2005 – 2006
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Civil and environmental engineering
- Research Institution
  National Institute of Public Health

All 2023 2022 2020 2011 2010 2009 2008 2007 Other

All Journal Article Presentation Book

[Book] Perchlorate : Origin and Occurrence in Drinking Water.In : Nriagu JO (ed.) Encyclopedia of Environmental Health2011
- Author(s)
  Kosaka K, Asami M , Kunikane S
- Publisher
  Elsevier
- Data Source
  KAKENHI-PROJECT-19560557
[Book] 水と水技術(No.3 水道水中の新規有害化学物質-過塩素酸とNDMA)2009
- Author(s)
  浅見真理、小坂浩司
- Publisher
  オーム社
- Data Source
  KAKENHI-PROJECT-19560557
[Book] 水道水中の新規有害化学物質-過塩素酸とNDMA2009
- Author(s)
  浅見真理, 小坂浩司
- Publisher
  オーム社
- Data Source
  KAKENHI-PROJECT-19560557
[Book] Encyclopedia of Environmental Health(Perchlorate : Origin and occurrence in drinking water.)
- Author(s)
  Kosaka K, Asami M, Kunikane S
- Publisher
  Elsevier
- Data Source
  KAKENHI-PROJECT-19560557
[Journal Article] High formation of trichloroacetic acid from high molecular weight and ultra-hydrophilic components in freshwater raphidophytes upon chlorination2023
- Author(s)
  Tada Y., Kosaka K., Echigo S., Itoh S
- Journal Title
  
  Science of the Total Environment
  
  Volume: 879 Pages: 163000-163000
- DOI
  10.1016/j.scitotenv.2023.163000
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21H01470
[Journal Article] 気候変動影響に対する水道システムの適応策2020
- Author(s)
  小坂浩司，秋葉道宏
- Journal Title
  
  保健医療科学
  
  Volume: 69(5) Pages: 425-433
- NAID
  130007973935
- Open Access
- Data Source
  KAKENHI-PROJECT-20H04359
[Journal Article] Analytical Method for Perchlorate in Water by Liquid Chromatography-Mass Spectrometry Using an Ion Exchange Column2009
- Author(s)
  Kamoshita M, Kosaka K, Asami M, Matsuoka Y
- Journal Title
  
  Analytical Sciences 25
  
  Pages: 453-456
- NAID
  10025211374
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560557
[Journal Article] Occurrence of chlorate and perchlorate in bottled beverages in Japan Journal of Health Science2009
- Author(s)
  Asami M, Kosaka K, Yoshida Y
- Journal Title
  
  J.Health Sci. 55(4)
  
  Pages: 549-553
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560557
[Journal Article] Bromate, Chlorate, Chlorite and Perchlorate in Sodium Hypochlorite Solution Used in Water Supply2009
- Author(s)
  Asami M, Kosaka K, Kunikane S
- Journal Title
  
  J.Water Supply : Research and Technology AQUA 58(2)
  
  Pages: 107-115
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560557
[Journal Article] Bromate, Chlorate, Chlorite and Perchlorate in Sodium Hypochlorite Solution Used in Water Supply2009
- Author(s)
  Asami M, Kosaka K, Kunikane S
- Journal Title
  
  J. Water Supply : Research and Technology AQUA 58(2)
  
  Pages: 107-115
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560557
[Journal Article]2009
- Author(s)
  浅見真理、小坂浩司
- Journal Title
  
  水と水技術No.3(オーム社)
  
  Pages: 18-25
- Data Source
  KAKENHI-PROJECT-19560557
[Journal Article] Analytical Method for Perchlorate in Water by Liquid Chromatography- Mass Spectrometry using an Ion Exchange Column2009
- Author(s)
  Kamoshita M, Kosaka K, Asami M, Matsuoka Y
- Journal Title
  
  Analytical Sciences 25
  
  Pages: 453-456
- NAID
  10025211374
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560557
[Journal Article] 水環境、水道水及び次亜塩素酸ナトリウム溶液における塩素酸と過塩素酸の存在状況と相互関係2008
- Author(s)
  浅見真理, 小坂浩司, 吉田伸江, 松岡雪子, 国包章一
- Journal Title
  
  水道協会雑誌 77(4)
  
  Pages: 7-22
- NAID
  10021158920
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560557
[Journal Article] 水環境、水道水及び次亜塩素酸ナトリウム溶液における塩素酸と過塩素酸の存在状況と相互関係2008
- Author(s)
  浅見真理、小坂浩司、吉田伸江、松岡雪子、国包章一
- Journal Title
  
  水道協会雑誌 77(4)
  
  Pages: 7-22
- NAID
  10021158920
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560557
[Journal Article] 水環境、水道水及び次亜塩素酸ナトリウム溶液における塩素酸と過塩素酸の存在状況と相互関係2008
- Author(s)
  浅見真理、小坂浩司、吉田伸江、松岡雪子、国包章一
- Journal Title
  
  水道協会雑誌 77(4)
  
  Pages: 7-22
- NAID
  10021158920
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560557
[Journal Article] IC/MS/MS法を用いた環境水及び水道水中のハロゲン酸分析法と過塩素酸の検出2007
- Author(s)
  浅見真理、小坂浩司、松岡雪子、鴨志田公洋
- Journal Title
  
  環境化学 17(3)
  
  Pages: 363-375
- NAID
  10019939411
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560557
[Journal Article] IC/MS/MS法を用いた環境水及び水道水中のハロゲン酸分析法と過塩素酸の検出2007
- Author(s)
  浅見真理、小坂浩司、松岡雪子、鴨志田公洋
- Journal Title
  
  環境化学 17(3)
  
  Pages: 363-375
- NAID
  10019939411
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560557
[Journal Article] IC/MS/MS法を用いた環境水及び水道水中のハロゲン酸分析法と過塩素酸の検出2007
- Author(s)
  浅見真理, 小坂浩司, 松岡雪子, 鴨志田公洋
- Journal Title
  
  環境化学 17(3)
  
  Pages: 363-375
- NAID
  10019939411
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560557
[Presentation] 藻類由来有機物の消毒副生成物生成能の評価2023
- Author(s)
  小坂浩司，浅田安廣，吉田伸江，小島邦恵，東城まゆみ，多田悠人，越後信哉，増田貴則
- Organizer
  第57回日本水環境学会年会
- Data Source
  KAKENHI-PROJECT-21H01470
[Presentation] LC-HRMSを用いた環境水中の化学物質のターゲットスクリーニング分析2022
- Author(s)
  小坂浩司，小島邦恵，吉田伸江，浅見真理，三浦尚之，秋葉道宏
- Organizer
  第59回全国衛生化学技術協議会年会
- Data Source
  KAKENHI-PROJECT-20H04359
[Presentation] LC-HRMSを用いた環境水中の化学物質のターゲットスクリーニング分析2022
- Author(s)
  小坂浩司，小島邦恵，吉田伸江，浅見真理，三浦尚之，秋葉道宏
- Organizer
  第59回全国衛生化学技術協議会年会
- Data Source
  KAKENHI-PROJECT-21H04940
[Presentation] 塩素処理におけるラフィド藻Gonyostomum semenに由来するハロ酢酸前駆物質の官能基分析2022
- Author(s)
  多田悠人、堀克成、小坂浩司、越後信哉、伊藤禎彦
- Organizer
  第56回日本水環境学会年会
- Data Source
  KAKENHI-PROJECT-21H01470
[Presentation] ラフィド藻に由来するハロ酢酸前駆物質の浄水処理単位操作による処理性の評価2022
- Author(s)
  多田悠人，辻坂勇希，中西智宏，越後信哉，伊藤禎彦，浅田安廣，小坂浩司
- Organizer
  京都大学環境衛生工学研究会第44回シンポジウム
- Data Source
  KAKENHI-PROJECT-21H01470
[Presentation] 塩水電解による次亜塩素酸ナトリウム生成過程における塩素酸過塩素酸の生成特性2011
- Author(s)
  武井佳奈子、浅見真理、小坂浩司、島崎大、秋葉道宏
- Organizer
  第62回全国水道研究発表会
- Place of Presentation
  大阪
- Data Source
  KAKENHI-PROJECT-19560557
[Presentation] 塩水電解による次亜塩素酸ナトリウム生成過程における塩素酸,過塩素酸の生成特性2011
- Author(s)
  武井佳奈子、浅見真理、小坂浩司、島崎大、秋葉道宏
- Organizer
  第62回全国水道研究発表会
- Place of Presentation
  大阪
- Data Source
  KAKENHI-PROJECT-19560557
[Presentation] モデル化合物のオゾン処理によるNDMAの生成特性2010
- Author(s)
  福井克人、萱沼康夫、小坂浩司、浅見真理、秋葉道宏
- Organizer
  第61回全国水道研究発表会
- Place of Presentation
  新潟
- Data Source
  KAKENHI-PROJECT-21760423
[Presentation] モデル化合物のオゾン処理によるNDMAの生成特性2010
- Author(s)
  福井克人, 萱沼康夫, 小坂浩司, 浅見真理, 秋葉道宏
- Organizer
  第61回全国水道研究発表会
- Place of Presentation
  新潟市
- Year and Date
  2010-05-20
- Data Source
  KAKENHI-PROJECT-21760423
[Presentation] 塩素酸および過塩素酸の食品、水道水中からの摂取量の比較2010
- Author(s)
  小坂浩司, 浅見真理
- Organizer
  第23回公衆衛生情報研究協議会研究会
- Place of Presentation
  埼玉
- Data Source
  KAKENHI-PROJECT-19560557
[Presentation] 塩素酸および過塩素酸の食品、水道水中からの摂取量の比較2010
- Author(s)
  小坂浩司、吉田伸江、浅見真理
- Organizer
  第23回公衆衛生情報研究協議会研究会
- Place of Presentation
  和光
- Data Source
  KAKENHI-PROJECT-19560557
[Presentation] 食品中の塩素酸・過塩素酸の摂取量調査2009
- Author(s)
  吉田伸江、小坂浩司、浅見真理、秋葉道宏、大野浩一、松井佳彦
- Organizer
  第60回全国水道研究発表会
- Place of Presentation
  さいたま
- Data Source
  KAKENHI-PROJECT-19560557
[Presentation] 水道水及びボトル飲料の基準と塩素酸等の摂取量調査における寄与の相違2009
- Author(s)
  浅見真理、小坂浩司、吉田伸江
- Organizer
  第12回日本水環境学会シンポジウム
- Place of Presentation
  東京
- Data Source
  KAKENHI-PROJECT-19560557
[Presentation] 水道水保存による塩素酸・過塩素酸の挙動と市販飲料における実態調査2008
- Author(s)
  関川慎也、浅見真理、小坂浩司、吉田伸江、杉野秀治、塚田貴文
- Organizer
  第59回全国水道研究発表会
- Place of Presentation
  仙台
- Data Source
  KAKENHI-PROJECT-19560557
[Presentation] 水道水保存による塩素酸・過塩素酸の挙動と市販飲料における実態調査2008
- Author(s)
  関川慎也, 浅見真理, 小坂浩司, 吉田伸江, 杉野秀治, 塚田貴文
- Organizer
  全国水道研究発表会
- Place of Presentation
  仙台(国際センター)
- Year and Date
  2008-05-29
- Data Source
  KAKENHI-PROJECT-19560557
[Presentation] 浄水プロセスおよび次亜塩素酸ナトリウム溶液中の過塩素酸イオンの実態調査2007
- Author(s)
  小坂浩司、浅見真理、仲里茂彦、二本木秀治、及川冨士雄、松岡雪子、鴨志田公洋、国包章一
- Organizer
  第58回全国水道研究発表会
- Place of Presentation
  釧路
- Data Source
  KAKENHI-PROJECT-19560557
[Presentation] Bromate, Chlorate, Chlorite and Perchlorate in Sodium Hypochlorite Solution Used for Water Supply, Asian Pacific Regional Exhibition2007
- Author(s)
  Asami M, Kosaka K, Kunikane S
- Organizer
  International Water Association
- Place of Presentation
  Perth
- Data Source
  KAKENHI-PROJECT-19560557
[Presentation] Bromate,Chlorate,Chlorite and Perchlorate in Sodium Hypochlorite Solution Used for Water Supply2007
- Author(s)
  Asami M, Kosaka K, Kunikane S
- Organizer
  Asia-pacific regional group conference & exhibition, IWA
- Place of Presentation
  Perth,Australia
- Year and Date
  2007-10-30
- Data Source
  KAKENHI-PROJECT-19560557

1. Echigo Shinya (70359777)

# of Collaborated Projects: 4 results

# of Collaborated Products: 4 results
2. 三浦尚之 (70770014)

# of Collaborated Projects: 3 results

# of Collaborated Products: 1 results
3. Akiba Michihiro (00159336)

# of Collaborated Projects: 2 results

# of Collaborated Products: 2 results
4. 浅田安廣 (60610524)

# of Collaborated Projects: 2 results

# of Collaborated Products: 2 results
5. 多田悠人 (70943611)

# of Collaborated Projects: 2 results

# of Collaborated Products: 4 results
6. ASAMI Mari (90260265)

# of Collaborated Projects: 1 results

# of Collaborated Products: 27 results
7. 原本英司 (00401141)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. 佐野大輔 (80550368)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. 栗栖太 (30312979)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. 春日郁朗 (20431794)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. 新福優太 (60964666)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. 竹内悠 (70835272)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. 島崎大 (60322046)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. 風間しのぶ (20749444)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. 増田貴則 (20293897)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Kosaka Koji 小坂 浩司

KOSAKA Koji 小坂 浩司

Research Projects

Research Products

Co-Researchers

Algal ecology and drinking water treatment engineering from the point of view of disinfection byproductsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Risk assessment of drinking water source contamination associated with heavy rainfall events based on a predictive model for pathogenic microorganisms in rivers

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Developing Management Frameworks of Unregulated Pollutants Considering Water Recycling in River Basins

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Study on comprehensive evaluation and control of algal-derived disinfection byproducts in water supply systemsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Wastewater monitoring for hepatitis A and E viruses and drugs without approval or authorization and their risk assessment

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development of Next Generation Water Quality Management Method Based on Ultra High Sensitivity Free Residual Chlorine Analysis

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Investigation on microbial pathogens in groundwater by using next-generation sequencing and their risk management

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Structural characteristics of N-nitrosodimethylamine precursors on ozonationPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Characterization and risk management of perchlorate formation related to drinking water treatment process

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天然有機物(NOM)共存下における芳香族化合物等の塩素処理反応機構の解明Principal Investigator

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[Book] Perchlorate : Origin and Occurrence in Drinking Water.In : Nriagu JO (ed.) Encyclopedia of Environmental Health2011

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[Book] 水と水技術(No.3 水道水中の新規有害化学物質-過塩素酸とNDMA)2009

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[Book] 水道水中の新規有害化学物質-過塩素酸とNDMA2009

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Data Source

[Book] Encyclopedia of Environmental Health(Perchlorate : Origin and occurrence in drinking water.)

Author(s)

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Kosaka Koji 小坂浩司

KOSAKA Koji 小坂浩司