| Affiliation | College of Education, Department of School Education , Specialization in Mathematics Education | 
| Job Title | Professor | 
| Related SDGs | 
The Best Research Achievement in Research Career 【 display / non-display 】
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【Published Thesis】 A new projection and convergence theorems for the projections in Banach spaces 2007 【Published Thesis】 Generalized nonexpansive mappings and a proximal-type algorithm in Banach spaces 2010 【Published Thesis】 Approximation of a zero point of monotone operators with nonsummable errors 2016 
The Best Research Achievement in the last 5 years 【 display / non-display 】
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【Published Thesis】 A strong convergence theorem for common fixed points of two nonlinear mappings in Hilbert spaces(Yokohama Mathematical Journal) 2025.03 【Published Thesis】 Approximation of the value of the resolvent of a maximal monotone operator in a Banach space ( Journal of Convex Analysis) 2024.04 【Published Thesis】 On shrinking projection method for cutter type mappings with nonsummable errors(Journal of Inequalities and Applications ) 2023.07 【Published Thesis】 A weak convergence theorem for common fixed points of two nonlinear mappings in Hilbert spaces 2022.08 【Published Thesis】 A mean convergence theorem finding a common attractive point of two nonlinear mappings 2020.12 
Education 【 display / non-display 】
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1999.4-2002.3Tokyo Institute of Technology Department of Mathematical and Computing Sciences Doctor Course Accomplished credits for doctoral program 
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1995.4-1997.3Tokyo Institute of Technology Department of Mathematical and Computing Sciences Master Course Completed 
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1991.4-1995.3Hirosaki University Department of Information Sciences Graduated 
Degree 【 display / non-display 】
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Doctor of Science - Tokyo Institute of Technology 
Campus Career 【 display / non-display 】
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2021.4Duty Yokohama National UniversityCollege of Education Department of School Education Specialization in Mathematics Education Professor 
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2019.4-2021.3Duty Yokohama National UniversityCollege of Education Department of School Education Specialization in Mathematics Education Professor 
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2017.4-2019.3Duty Yokohama National UniversityCollege of Education Department of School Education Specialization in Mathematics Education Associate Professor 
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2014.4-2017.3Duty Yokohama National UniversityCollege of Education and Human Sciences Department of School Education Specialization in Mathematics Education Associate Professor 
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2021.4Concurrently Yokohama National UniversityInterfaculty Graduate School of Innovative and Practical Studies Professor 
External Career 【 display / non-display 】
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2023.4Tokyo Gakugei University Faculty of Education part-time lecturer 
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2021.9-2022.1Tokai University School of Engineering, School of Information Science and Technology part-time lecturer 
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2020.9-2021.1Tokai University School of Engineering, School of Information Science and Technology part-time lecturer 
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2016.4Tokyo Gakugei University United Graduate School of Education (Doctoral Course) 
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2011.4-2014.3Tsuruoka National College of Technology Department of General Science Associate Professor 
Academic Society Affiliations 【 display / non-display 】
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2020.12Japan Society for Mathematical Education 
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2012.10The Mathematical Society of Japan 
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1994.3The Operations Research Society of Japan 
Research Areas 【 display / non-display 】
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Natural Science / Basic mathematics 
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Natural Science / Applied mathematics and statistics 
Books 【 display / non-display 】
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微分積分学概論 茨木貴徳,牛越惠理佳,竹居正登,原下秀士( Role: Joint author) 培風館 Language:Japanese Book type:Scholarly book 
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中学校数学2(検定教科書) 池田敏和,一松信,岡田褘雄,町田彰一郎,植村哲郎,茨木貴徳ほか42人 ( Role: Joint author) 学校図書株式会社 ( ISBN:9784762557293 ) Language:Japanese Book type:Textbook, survey, introduction 
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中学校数学3(検定教科書) 池田敏和,一松信,岡田褘雄,町田彰一郎,植村哲郎,茨木貴徳ほか42人 ( Role: Joint author) 学校図書株式会社 ( ISBN:9784762557309 ) Language:Japanese Book type:Textbook, survey, introduction 
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中学校数学1(検定教科書) 池田敏和,一松信,岡田褘雄,町田彰一郎,植村哲郎,茨木貴徳ほか42人 ( Role: Joint author) 学校図書株式会社 ( ISBN:9784762557286 ) Language:Japanese Book type:Textbook, survey, introduction 
Papers 【 display / non-display 】
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A strong convergence theorem for common fixed points of two nonlinear mappings in Hilbert spaces T. Ibaraki, S. Kajiba and Y. Takeuchi Yokohama Mathematical Journal 70 167 - 181 2025.3 [Reviewed] Language:English Publishing type:Research paper (scientific journal) Single Work Other Link: https://ynu.repo.nii.ac.jp/records/2001752 
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Approximation of the value of the resolvent of a maximal monotone operator in a Banach space T. Ibaraki Journal of Convex Analysis 31 ( 1 ) 131 - 138 2024.4 [Reviewed] Language:English Publishing type:Research paper (scientific journal) Single Work 
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On shrinking projection method for cutter type mappings with nonsummable errors T. Ibaraki and S. Saejung Journal of Inequalities and Applications 2023 ( 92 ) 1 - 20 2023.7 [Reviewed] Language:English Publishing type:Research paper (scientific journal) Single Work 
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A weak convergence theorem for common fixed points of two nonlinear mappings in Hilbert spaces T. Ibaraki, S. Kajiba and Y. Takeuchi Abstract and Applied Analysis 2022 ( ID9568060 ) 1 - 9 2022.8 [Reviewed] Language:English Publishing type:Research paper (scientific journal) Single Work 
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A mean convergence theorem finding a common attractive point of two nonlinear mappings T. Ibaraki and Y.Takeuchi Yokohama Mathematical Journal 66 61 - 77 2020.12 [Reviewed] Language:English Publishing type:Research paper (scientific journal) Joint Work Other Link: https://ynu.repo.nii.ac.jp/records/11366 
Charge of on-campus class subject 【 display / non-display 】
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2025 Mathematical Sciences in Society Ⅱ Interfaculty Graduate School of Innovative and Practical Studies 
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2025 Mathematical Sciences in Society Ⅰ Interfaculty Graduate School of Innovative and Practical Studies 
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2025 Mathematical Sciences in Society Ⅱ Graduate School of Environment and Information Sciences 
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2025 Mathematical Sciences in Society Ⅰ Graduate School of Environment and Information Sciences 
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2025 Introduction to Linear Algebra Liberal Arts Education 
Committee Memberships 【 display / non-display 】
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公益社団法人 日本数学教育学会 首都圏地区代議員(高専・大学) 2024.2 Committee type:Academic society 
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一般社団法人 日本数学会 '数学'編集委員会 2023.7 常任編集委員 Committee type:Academic society 
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公益社団法人 日本数学教育学会 神奈川県代議員 2021.6 - 2023.6 Committee type:Academic society 
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一般社団法人 日本数学会 関東地区代議員 2021.3 - 2022.2 Committee type:Academic society 
 
 
 
 
 
