TANAKA Kosuke

Researcher Name: TANAKA Kosuke

Div (Section) name/title: Material Cycles Division(Material Cycles Science and Engineering Research Section)/Researcher

Research Subject: Behavior and risk assessment of micro- and nanoplastics and associated chemicals

Degree(s): Ph.D.

Professional Qualification(s): Chemistry,Agricultural Science

Environmental Speciality Field: organic pollutants,environmental chemistry

Keyword(s): Plastic pollution

Membership of Academic Society: Japan Society for Environmental Chemistry

Research Subject

Fiscal Year: 2025
- 27207 : Chemical management for material flows transition
- 27364 : Comprehensive Study of the Developmental Neurotoxic Effects of Nanoplastics
- 27393 : Nanoplastic particles: Preparation of standard materials and their potential health hazards
- 27437 : Libraries of standard samples micro- and nanoplastic in the environment and exploring the safety information
- 27438 : Quantitative evaluation of the generation of low-molecular weight polymers by weathering of plastic debris in the environment
- 27456 : Study on Emission, Fate, Ecological Risk Assessment and Mitigation of Tire Wear Particles and Their Associated Additives
- 27457 : Study on the prevention of plastic pollution on the environment based on the collaborative platform
- 27458 : 代表者に確認中
- 27459 : Establishment of evaluation methods to understand the actual condition of degradation and fragmentation of plastic garbage on the seafloor by physical and biological processes
- 27460 : Study on advanced science and engineering for sustainable material cycles
- 27523 : Application of Trace Metal Analysis to Global Monitoring of Nanoplastics and Additives in Wildlife
Fiscal Year: 2024
- 26820 : Chemical management for material flows transition
- 26926 : Comprehensive Study of the Developmental Neurotoxic Effects of Nanoplastics
- 26952 : Libraries of standard samples micro- and nanoplastic in the environment and exploring the safety information
- 26953 : Quantitative evaluation of the generation of low-molecular weight polymers by weathering of plastic debris in the environment
- 26991 : Study on Microplastic Pollution and Ecotoxicological Impact in Aquatic Environments Based on Physico-Chemical Characterization
- 26992 : Establishment of evaluation methods to understand the actual condition of degradation and fragmentation of plastic garbage on the seafloor by physical and biological processes
- 26994 : 代表者に確認中
- 27001 : Study on the prevention of plastic pollution on the environment based on the collaborative platform
- 27059 : Nanoplastic particles: Preparation of standard materials and their potential health hazards
- 27101 : Study on advanced science and engineering for sustainable material cycles
- 27109 : Adsorption Characteristics of Rare Earth Elements (REEs) on Plastics for Developing a New Nano Plastic Detection Method (REEs as Fingerprints)
Fiscal Year: 2023
- 26413 : Chemical management for material flows transition
- 26533 : Monitoring of actual status and emission control of river plastic wastes
- 26534 : 代表者に確認中
- 26535 : Study on Microplastic Pollution and Ecotoxicological Impact in Aquatic Environments Based on Physico-Chemical Characterization
- 26538 : Establishment of evaluation methods to understand the actual condition of degradation and fragmentation of plastic garbage on the seafloor by physical and biological processes
- 26665 : Study on advanced science and engineering for sustainable material cycles
Fiscal Year: 2022
- 25970 : Chemical management for material flows transition
- 26087 : Study on Microplastic Pollution and Ecotoxicological Impact in Aquatic Environments Based on Physico-Chemical Characterization
- 26262 : Study on advanced science and engineering for sustainable material cycles
- 26308 : Monitoring of actual status and emission control of river plastic wastes
- 26309 : 代表者に確認中
- 26324 : Development of a method for stable production of spherical nanoplastic standards towards their environmental risk assessment
- 26325 : Development of Accelerated Weathering Tests to Explore Fragmentation of Marine Plastic Debris, and Assessment of Actual Behavior in the Environment Considering Influence of Additive Chemicals
- 26326 : Development of quantitative analysis method for nanoplastics
Fiscal Year: 2021
- 25510 : Chemical management for material flows transition
- 25903 : Monitoring of actual status and emission control of river plastic wastes
- 25904 : 代表者に確認中
- 25905 : Development of Accelerated Weathering Tests to Explore Fragmentation of Marine Plastic Debris, and Assessment of Actual Behavior in the Environment Considering Influence of Additive Chemicals
- 25906 : Development of a method for stable production of spherical nanoplastic standards towards their environmental risk assessment
- 25907 : Development of quantitative analysis method for nanoplastics
- 25915 : Study on advanced science and engineering for sustainable material cycles
Fiscal Year: 2020
- 25097 : Sustainable Material Cycles Research Program
- 25132 : Assessment of Resource efficiency and Environmental Impact in the Cycles of Recyclable Materials and Accompanied Substances
- 25350 : Research and Development of Fundamental Technologies for Material Recycle and Substance Management

Research Result (Publication)

all
Original Paper

Original Paper
Micro- and mesoplastic contaminants in marine diving ducks: A first assessments from the coast of Japan

Presenter : Tokunaga Y., Yoshizato N., Takada H., Tanaka K., Hirata K., Moriguchi S., Kato T., Ikenaka Y., Nakayama S., Hayama S., Ishizuka M.
Title : , Marine Pollution Bulletin, 226:119373 (2026)
Original Paper
Development of a platform for quantum-dot-labeled polyethylene nanoplastics for dynamic analytical applications

Presenter : Hokaku M., Haga Y., Tanaka K., Tsujino H., Asahara H., Higashisaka K., Tsutsumi Y.
Title : , RSC Advances, 16(20):18199-18209 (2026)
Original Paper
Whole-tissue distribution analysis for visualization of nanoplastics in the neonatal mouse brain

Presenter : MI Y., Ito T., Tanaka K., Udagawa O., Kakeyama M., Tsutsumi Y., Maekawa F.
Title : , Journal of Hazardous Materials Advances (2026)
Original Paper
Effects of microplastics on seabird chicks: an experiment using pellets with and without chemical additives

Presenter : Shigeishi K, Yamashita R, Tanaka K., Kazama M, Sena N, TAKADA H, IKENAKA Y, ISHIZUKA M, KOYAMA S, YODA K, WATANUKI Y
Title : , ORNITHOLOGICAL SCIENCE, 24(1):129-145 (2025)
Original Paper
Distribution and accumulation patterns of tire-derived particles in coastal and lake sediments

Presenter : Tanaka K., Amano A., Itaki T., Nakayama K., Takahashi Y., Suzuki G.
Title : , Water Research, 286:124278 (2025)
Original Paper
Human neurons are susceptible to the internalization of small-sized nanoplastics

Presenter : Ito T., Ikuno Y., Udagawa O., Tanaka K., Kurokawa Y., Kakeyama M., Maekawa F.
Title : , Environmental Toxicology and Pharmacology, 118:104776 (2025)
Original Paper
Development of a silica gel chromatography-based cleanup method for quantification of polystyrene nanoplastics in tissue samples via pyrolysis–GC/MS

Presenter : Tokunaga Y., Tanaka K., Suzuki G., Shimizu N., Ikenaka Y., Nakayama S., Ishizuka
Title : , Journal of Hazardous Materials Letters, 6:100166 (2025)
Original Paper
Pigment-derived polychlorinated biphenyls in plastic bottle labels from marine plastic debris

Presenter : Tanaka K., Takahashi Y., Kuramochi H., Matsukami H., Suzuki G.
Title : , Science of The Total Environment, 1008:181037 (2025)
Original Paper
Global discharge of microplastics from mechanical recycling of plastic waste

Presenter : Suzuki G., Uchida N., Tanaka K., Higashi O., Takahashi Y., Kuramochi H., Yamaguchi N., Osako M.
Title : , Environmental Pollution, 348:123855 (2024)
Original Paper
Identification and quantification of additive-derived chemicals in beached micro–mesoplastics and macroplastics

Presenter : Tanaka K., Takahashi Y., Kajiwara T., Matsukami H., Kuramochi H., Osako M., Suzuki G.
Title : , Marine Pollution Bulletin, 186:114438 (2023)
Original Paper
Size-Controlled Preparation of Polyethylene Nanoplastic Particles by Nanoprecipitation and Insights into the Underlying Mechanisms

Presenter : Tanaka K., Kuramochi H., Maeda K., Takahashi Y., Osako M., Suzuki G.
Title : , ACS Omega, 8(16):14470-14477 (2023)
Original Paper
Cross-sectional microstructural analysis to evaluate the crack growth pattern of weathered marine plastics

Presenter : Takahashi Y., Tanaka K., Kajiwara T., Suzuki G., Osako M., Kuramochi H.
Title : , Chemosphere, 331:138794 (2023)
Original Paper
Mechanical recycling of plastic waste as a point source of microplastic pollution

Presenter : Suzuki G., Uchida N., Tuyen L.H., Tanaka K., Matsukami H., Kunisue T., Takahashi S., Viet P.H., Kuramochi H., Osako M.
Title : , Environmental Pollution, 303:119114 (2022)
Original Paper
Preparation of Nanoscale Particles of Five Major Polymers as Potential Standards for the Study of Nanoplastics

Presenter : Tanaka K., Takahashi Y., Kuramochi H., Osako M., Shunsuke T., Suzuki G.
Title : , Small, 17(49):2105781 (2021)

Micro- and mesoplastic contaminants in marine diving ducks: A first assessments from the coast of Japan

Presenter : Tokunaga Y., Yoshizato N., Takada H., Tanaka K., Hirata K., Moriguchi S., Kato T., Ikenaka Y., Nakayama S., Hayama S., Ishizuka M.
Title : , Marine Pollution Bulletin, 226:119373 (2026)
Development of a platform for quantum-dot-labeled polyethylene nanoplastics for dynamic analytical applications

Presenter : Hokaku M., Haga Y., Tanaka K., Tsujino H., Asahara H., Higashisaka K., Tsutsumi Y.
Title : , RSC Advances, 16(20):18199-18209 (2026)
Whole-tissue distribution analysis for visualization of nanoplastics in the neonatal mouse brain

Presenter : MI Y., Ito T., Tanaka K., Udagawa O., Kakeyama M., Tsutsumi Y., Maekawa F.
Title : , Journal of Hazardous Materials Advances (2026)
Effects of microplastics on seabird chicks: an experiment using pellets with and without chemical additives

Presenter : Shigeishi K, Yamashita R, Tanaka K., Kazama M, Sena N, TAKADA H, IKENAKA Y, ISHIZUKA M, KOYAMA S, YODA K, WATANUKI Y
Title : , ORNITHOLOGICAL SCIENCE, 24(1):129-145 (2025)
Distribution and accumulation patterns of tire-derived particles in coastal and lake sediments

Presenter : Tanaka K., Amano A., Itaki T., Nakayama K., Takahashi Y., Suzuki G.
Title : , Water Research, 286:124278 (2025)
Human neurons are susceptible to the internalization of small-sized nanoplastics

Presenter : Ito T., Ikuno Y., Udagawa O., Tanaka K., Kurokawa Y., Kakeyama M., Maekawa F.
Title : , Environmental Toxicology and Pharmacology, 118:104776 (2025)
Development of a silica gel chromatography-based cleanup method for quantification of polystyrene nanoplastics in tissue samples via pyrolysis–GC/MS

Presenter : Tokunaga Y., Tanaka K., Suzuki G., Shimizu N., Ikenaka Y., Nakayama S., Ishizuka
Title : , Journal of Hazardous Materials Letters, 6:100166 (2025)
Pigment-derived polychlorinated biphenyls in plastic bottle labels from marine plastic debris

Presenter : Tanaka K., Takahashi Y., Kuramochi H., Matsukami H., Suzuki G.
Title : , Science of The Total Environment, 1008:181037 (2025)
Global discharge of microplastics from mechanical recycling of plastic waste

Presenter : Suzuki G., Uchida N., Tanaka K., Higashi O., Takahashi Y., Kuramochi H., Yamaguchi N., Osako M.
Title : , Environmental Pollution, 348:123855 (2024)
Identification and quantification of additive-derived chemicals in beached micro–mesoplastics and macroplastics

Presenter : Tanaka K., Takahashi Y., Kajiwara T., Matsukami H., Kuramochi H., Osako M., Suzuki G.
Title : , Marine Pollution Bulletin, 186:114438 (2023)
Size-Controlled Preparation of Polyethylene Nanoplastic Particles by Nanoprecipitation and Insights into the Underlying Mechanisms

Presenter : Tanaka K., Kuramochi H., Maeda K., Takahashi Y., Osako M., Suzuki G.
Title : , ACS Omega, 8(16):14470-14477 (2023)
Cross-sectional microstructural analysis to evaluate the crack growth pattern of weathered marine plastics

Presenter : Takahashi Y., Tanaka K., Kajiwara T., Suzuki G., Osako M., Kuramochi H.
Title : , Chemosphere, 331:138794 (2023)
Mechanical recycling of plastic waste as a point source of microplastic pollution

Presenter : Suzuki G., Uchida N., Tuyen L.H., Tanaka K., Matsukami H., Kunisue T., Takahashi S., Viet P.H., Kuramochi H., Osako M.
Title : , Environmental Pollution, 303:119114 (2022)
Preparation of Nanoscale Particles of Five Major Polymers as Potential Standards for the Study of Nanoplastics

Presenter : Tanaka K., Takahashi Y., Kuramochi H., Osako M., Shunsuke T., Suzuki G.
Title : , Small, 17(49):2105781 (2021)

Research Result (Presentation)

all
Research Presentation
Research Lecture

Research Presentation
Effects of Gestational Diphenylarsinic Acid Exposure on Birth Outcomes and Nanoplastic Biodistribution in the Neonatal Brain

Presenter : MI Y., Ito T., Tanaka K., Maekawa F.
Name of Society : Federation of European Neuroscience Societies (FENS) Forum 2026 (2026)
Name of Proceedings : -
Research Presentation
Gestational exposure to diphenylarsinic acid alters birth outcomes and influences nanoplastic brain uptake in neonatal mice

Presenter : MI Y., Ito T., Tanaka K., Maekawa F.
Name of Society : International Symposium for the 20th Anniversary of the JSBN (2026)
Name of Proceedings : Abstracts, 13
Research Presentation
Size-Dependent Brain Uptake and Regional Localization of Nanoplastics in Neonatal Mice Following Oral Exposure

Presenter : MI Y., Ito T., Tanaka K., Maekawa F.
Name of Society : The 103rd Annual Meeting of The Physiological Society of Japan (2026)
Name of Proceedings : Abstracts, 126
Research Presentation
Neonatal Brain Exposure to Nanoplastics via Oral Route: Size-Dependent Uptake and Regional Localization

Presenter : MI Y., Ito T., Tanaka K., Maekawa F.
Name of Society : Microplastics Exposure and Human Health Conference (2026)
Name of Proceedings : Conference Prpgram, 52
Research Presentation
Investigation of hazardous effects by nanoplastic particles on intracellular signaling dynamics and respiratory functions

Presenter : HARADA K., Udagawa O., Ikuno Y., Tanaka K., Ito T., Maekawa F., Kitaguchi T., Tsuboi T., Fujitani Y.
Name of Society : Microplastics Exposure and Human Health Conference (2026)
Name of Proceedings : Abstracts, 118
Research Presentation
Accumulation of nanoplastics in the neonatal mouse brain visualized by imaging

Presenter : MI Y., Ito T., Tanaka K., Maekawa F.
Name of Society : The 96th Annual Meeting of the Zoological Society of Japan (2025)
Name of Proceedings : Abstracts, 27
Research Presentation
Nanoplastics and the Developing Brain: Early-Life Oral Exposure and Size- Dependent Accumulation

Presenter : MI Y., Ito T., Tanaka K., Maekawa F.
Name of Society : The 27th Research Presentation Meeting of the Japan Society of Endocrine Disruptors Research (2025)
Name of Proceedings : Abstracts
Research Lecture
A bottom-up particle fabrication approach for the development of a library of micro- and nanoplastics

Presenter : Tanaka K., Suzuki G., Haga Y., Tsutsumi Y.
Name of Society : OECD workshop on the Safety Testing of Nanoplastics with a focus on development and characterization of Reference Materials (RMs) and Test Materials (TMs) (2025)
Name of Proceedings : Presentation Abstract Booklet for OECD Workshop on Nanoplastics with a focus on Reference Materials and Test Materials
Research Presentation
Emission and Ecological Risk of Microplastics from Mechanical Recycling of Plastic Waste

Presenter : Suzuki G., Uchida N., Tanaka K., Higashi O., Takahashi Y., Kuramochi H., Yamaguchi N., Osako M.
Name of Society : SETAC North America 45th Annual Meeting (2024)
Name of Proceedings : Abstracts, 112-113
Research Presentation
Ecotoxicity Evaluation of Tire Particles Using Common Carp

Presenter : Nakayama K., Wada R., Kunisue T., Uno S., AMANO A., Itaki T., Kurata O., Wada S., Tanaka K., Takahashi Y., Suzuki G.
Name of Society : SETAC North America 45th Annual Meeting (2024)
Name of Proceedings : Abstracts, 505-506
Research Presentation
Growth Inhibition in Common Carp by Dietary Administered Virgin or Recycled Polypropylene Microplastics

Presenter : Nakayama K., Hata M., Saiki T., Kunisue T., Uno S., Amano A., Itaki T., Kurata O., Wada S., Tanaka K., Takahashi Y., Suzuki G.
Name of Society : SETAC North America 45th Annual Meeting (2024)
Name of Proceedings : Abstracts, 113-14
Research Presentation
Assessment of Weathering and Fragmentation Rates of Plastic Debris in the Marine Environment

Presenter : Tanaka K., TAKAHASHI Y, Kuramochi H., Osako M., Suzuki G.
Name of Society : SETAC NORTH AMERICA 45TH ANNUAL MEETING (2024)
Name of Proceedings : Abstracts
Research Lecture
Methodology to measure microplastics Efforts for tackling marine plastic pollution in Japan

Presenter : Suzuki G., Tanaka K., Takahashi Y., Kuramochi H., Osako M.
Name of Society : Live webinar: Situation of plastic and microplastic in Asia (2022)
Name of Proceedings : -
Research Lecture
Towards microplastic prevention: Efforts for tackling plastic pollution

Presenter : Suzuki G., Tanaka K., Takahashi Y., Kuramochi H., Osako M.
Name of Society : International Forum for Sustainable Asia and the Pacific (ISAP) 2022 (2022)
Name of Proceedings : -
Research Lecture
Methodology to prevent microplastic pollution:Efforts for tackling plastic pollution in Japan

Presenter : Suzuki G., Tanaka K., Takahashi Y., Kuramochi H., Osako M.
Name of Society : The 6th International Symposium on Green Technology for Value Chains (GreenVC) 2022. (2022)
Name of Proceedings : Program book

Size-Dependent Brain Uptake and Regional Localization of Nanoplastics in Neonatal Mice Following Oral Exposure

Presenter : MI Y., Ito T., Tanaka K., Maekawa F.
Name of Society : The 103rd Annual Meeting of The Physiological Society of Japan (2026)
Name of Proceedings : Abstracts, 126
Neonatal Brain Exposure to Nanoplastics via Oral Route: Size-Dependent Uptake and Regional Localization

Presenter : MI Y., Ito T., Tanaka K., Maekawa F.
Name of Society : Microplastics Exposure and Human Health Conference (2026)
Name of Proceedings : Conference Prpgram, 52
Accumulation of nanoplastics in the neonatal mouse brain visualized by imaging

Presenter : MI Y., Ito T., Tanaka K., Maekawa F.
Name of Society : The 96th Annual Meeting of the Zoological Society of Japan (2025)
Name of Proceedings : Abstracts, 27
Nanoplastics and the Developing Brain: Early-Life Oral Exposure and Size- Dependent Accumulation

Presenter : MI Y., Ito T., Tanaka K., Maekawa F.
Name of Society : The 27th Research Presentation Meeting of the Japan Society of Endocrine Disruptors Research (2025)
Name of Proceedings : Abstracts
Assessment of Weathering and Fragmentation Rates of Plastic Debris in the Marine Environment

Presenter : Tanaka K., TAKAHASHI Y, Kuramochi H., Osako M., Suzuki G.
Name of Society : SETAC NORTH AMERICA 45TH ANNUAL MEETING (2024)
Name of Proceedings : Abstracts
Effects of Gestational Diphenylarsinic Acid Exposure on Birth Outcomes and Nanoplastic Biodistribution in the Neonatal Brain

Presenter : MI Y., Ito T., Tanaka K., Maekawa F.
Name of Society : Federation of European Neuroscience Societies (FENS) Forum 2026 (2026)
Name of Proceedings : -
Gestational exposure to diphenylarsinic acid alters birth outcomes and influences nanoplastic brain uptake in neonatal mice

Presenter : MI Y., Ito T., Tanaka K., Maekawa F.
Name of Society : International Symposium for the 20th Anniversary of the JSBN (2026)
Name of Proceedings : Abstracts, 13
Investigation of hazardous effects by nanoplastic particles on intracellular signaling dynamics and respiratory functions

Presenter : HARADA K., Udagawa O., Ikuno Y., Tanaka K., Ito T., Maekawa F., Kitaguchi T., Tsuboi T., Fujitani Y.
Name of Society : Microplastics Exposure and Human Health Conference (2026)
Name of Proceedings : Abstracts, 118
Emission and Ecological Risk of Microplastics from Mechanical Recycling of Plastic Waste

Presenter : Suzuki G., Uchida N., Tanaka K., Higashi O., Takahashi Y., Kuramochi H., Yamaguchi N., Osako M.
Name of Society : SETAC North America 45th Annual Meeting (2024)
Name of Proceedings : Abstracts, 112-113
Ecotoxicity Evaluation of Tire Particles Using Common Carp

Presenter : Nakayama K., Wada R., Kunisue T., Uno S., AMANO A., Itaki T., Kurata O., Wada S., Tanaka K., Takahashi Y., Suzuki G.
Name of Society : SETAC North America 45th Annual Meeting (2024)
Name of Proceedings : Abstracts, 505-506
Growth Inhibition in Common Carp by Dietary Administered Virgin or Recycled Polypropylene Microplastics

Presenter : Nakayama K., Hata M., Saiki T., Kunisue T., Uno S., Amano A., Itaki T., Kurata O., Wada S., Tanaka K., Takahashi Y., Suzuki G.
Name of Society : SETAC North America 45th Annual Meeting (2024)
Name of Proceedings : Abstracts, 113-14

A bottom-up particle fabrication approach for the development of a library of micro- and nanoplastics

Presenter : Tanaka K., Suzuki G., Haga Y., Tsutsumi Y.
Name of Society : OECD workshop on the Safety Testing of Nanoplastics with a focus on development and characterization of Reference Materials (RMs) and Test Materials (TMs) (2025)
Name of Proceedings : Presentation Abstract Booklet for OECD Workshop on Nanoplastics with a focus on Reference Materials and Test Materials
Methodology to measure microplastics Efforts for tackling marine plastic pollution in Japan

Presenter : Suzuki G., Tanaka K., Takahashi Y., Kuramochi H., Osako M.
Name of Society : Live webinar: Situation of plastic and microplastic in Asia (2022)
Name of Proceedings : -
Methodology to prevent microplastic pollution:Efforts for tackling plastic pollution in Japan

Presenter : Suzuki G., Tanaka K., Takahashi Y., Kuramochi H., Osako M.
Name of Society : The 6th International Symposium on Green Technology for Value Chains (GreenVC) 2022. (2022)
Name of Proceedings : Program book
Towards microplastic prevention: Efforts for tackling plastic pollution

Presenter : Suzuki G., Tanaka K., Takahashi Y., Kuramochi H., Osako M.
Name of Society : International Forum for Sustainable Asia and the Pacific (ISAP) 2022 (2022)
Name of Proceedings : -

TANAKA Kosuke

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