last modified：2026/10/16
Associate Professor TAKIKAWA, Ryoko
Faculty, Affiliation
Faculty of Transdisciplinary Sciences for Innovation, Institute of Transdisciplinary Sciences for Innovation
College and School Educational Field
Laboratory
Academic Background
Career
Tokyo Metropolitan Institute for Geriatrics and Gerontology Researcher of Long-term longitudinal health and longevity research (SONIC)(2016/04-2018/03)
Waseda University Faculty of Letters, Arts and Sciences Assistant Professor(2024/04-2025/03)
Waseda University Lecturer (part-time)(2025/04-2026/03)
National Institute of Science and Technology Policy Specialist Investigator(2026/03-)
Breau of Social Welfare and Public Health, Tokyo Metropolitan Government Lecturer (part-time)(2023/04-2025/03)
Tamagawa Hospital Department of Rehabilitation Lecturer (part-time)(2016/05-2016/05)
Waseda University Faculty of Letters, Arts and Sciences Research Associate(2023/04-2024/03)
Japan Society for the Promotion of Science JSPS Research Fellowship for Young Scientists(2017/04-2020/03)
Kanazawa University Institute of Transdisciplinary Sciences for Innovation Faculty of Transdisciplinary Sciences for Innovation Associate Professor(2026/04-)
Waseda University Research Institute for Letters, Arts and Sciences Invited Researcher(2025/04-)
Japan Advanced Institute of Science and Technology Research fellow(2025/04-2026/03)
J. F. Oberlin University Lecturer (part-time)(2024/04-2025/03)
Year & Month of Birth
Academic Society
The Human Behavior and Evolution Society of Japan
The Japanese Society of Social Psychology
The Society for Personality and Social Psychology
The Japanese Psychological Association
Japanese Society of Anti-Aging Medicine
The Human Behavior and Evolution Society
Award
○Outstanding Master's Thesis, Waseda University Graduate School(2017/03)
○The 2022 HBES Best Poster award(2022/06)
Specialities
Behavioral physiology、Evolutionaly psychology、Social psychology、Physiological psychology
Speciality Keywords
Research Themes
Books
- Ryoko Takikawa PSYCHOLOGY WORLD 101 The Japanese Psychological Association 2023/04
- Ryoko Takikawa Cognitive science of religion Shinyo sya,Ltd. 2025
- The book to read if you want to study psychology at university: An invitation to the science of the mind Seishin Shobo,Ltd. 2024
- Ryoko Takikawa PSYCHOLOGY WORLD 100 The Japanese Psychological Association 2023/01
- Ryoko Takikawa PSYCHOLOGY WORLD 111 The Japanese Psychological Association 2025/11
Papers
- The relationships of chronotype with BMI and cognitive performance among university students Ryoko Takikawa European Journal of Public Health 2023
- Promoting symmetry of the human body by Eastern medicinal approach - A psychophysical study using head-turning tasks - Ryoko Takikawa International Journal of Psychology 2016
- The Impact of Trait Anxiety under a Painful Stimulus on the Chaotic Synchronization of Respiration and Pulse Waves Ryoko Takikawa Proceedings of the International Conference on Intelligent Informatics and Biomedical Sciences (ICIIBMS) 1 1 1 2015/11
- Fundamental study of movement sensation related to physical functions: Psychophysiological research using chaotic interactions of biosignals Ryoko Takikawa Waseda University Graduate School of Letters, Arts and Sciences Bulletin 63 18 61 2018/03
- Stress sensitivity moderates the influence of birth weight on the timing of puberty Ryoko Takikawa International Journal of Psychology 2024
- Chaotic Synchronization of Respiration and Center of Gravity Sway Ryoko Takikawa Proceedings of the International Conference on Intelligent Informatics and Biomedical Sciences (ICIIBMS) 1 1 1 2015/11
- Testing gender differences: The dark triad and motives for deceptive impression management Ryoko Takikawa,Yasuyuki Fukukawa Social Behavior and Personality: an international journal 51 6 1 2023/06/20
- Chaotic Synchronization of Pulse Waves and Respiration Ryoko Takikawa Proceedings of the International Conference on Intelligent Informatics and Biomedical Sciences (ICIIBMS) 1 1 24 2015/11
- The influence of familial nudging on attitudes toward climate change and monetary contributions: An exploration of ease and difficulty with evidence from Japan, Canada, the USA, and Norway Ryoko Takikawa Sustainable Futures 2025/12
- Sex differences in birth weight depending on the mother's condition: Testing the Trivers-Willard hypothesis in Indian twins Ryoko Takikawa,Yasuyuki Fukukawa Evolution and Human Behavior 45 1 41 2024/02
- Promoting bilateral symmetry in the body through an eastern medical approach examining the chaotic nature of pulse waves using a neck rotation task via Sotai therapy Ryoko Takikawa,Yasutomo Ishii International Journal of Electronics and Communication Engineering and Technology 7 3 130 2016
Conference Presentations
- The impact of trait anxiety under a painful stimulus on the chaotic synchronization of respiration and pulse waves(conference：2015 International Conference on Intelligent Informatics and Biomedical Sciences (ICIIBMS))(2015/11)
- Promoting symmetry of the human body by Eastern medicinal approach: A psychophysical study using head-turning tasks(conference：31st International Congress of Psychology (ICP2016))(2016/07)
- Chaotic synchronization of biological information: Coupling between respiration and pulse wave(conference：The 79th annual convention of the Japanese Psychological Association)(2015/09)
- Examination of the effect of family size on the frequency of three-character kanji compounds(conference：The 18th annual meeting of Cognitive Neuropsychology Society)(2015/08)
- Chaotic synchronization of pulse waves and respiration(conference：2015 International Conference on Intelligent Informatics and Biomedical Sciences (ICIIBMS))(2015/11)
- Chaotic synchronization of respiration and center of gravity sway(conference：2015 International Conference on Intelligent Informatics and Biomedical Sciences (ICIIBMS))(2015/11)
- 26. Psychophysiological changes under painful stimulation: An experimental study using chaos analysis of fingertip pulse waves(conference：The 78th annual convention of the Japanese Psychological Association)(2014/09)
- Are there cultural differences in the relationship between behavioral immunity and food preferences?(conference：The 15th annual conference of the Human Behavior and Evolution Society of Japan)(2022/12)
- Sex differences in birth weight by maternal age: Testing the Trivers-Willard hypothesis in Indian twins(conference：The 85th annual convention of the Japanese Psychological Association)(2021/09/01)
- Work-life balance for researchers(conference：The workshop of the Japanese Psychological Association Early Career Psychologists Network 2023)(2023/06)
- Updating academic conferences: A symposium by the Japanese Psychological Association (YouTube Live)(conference：The Japanese Psychological Association)(2023/03)
- Stress sensitivity moderates the influence of birth weight on the timing of puberty(conference：33rd International Congress of Psychology)(2024/07)
- An exploratory study of factors influencing attitudes toward wild animals: The psychological basis of urban bear protection and elimination(conference：The 66th Annual Conference of the Japanese Society of Social Psychology)(2025/09)
- Just world beliefs moderate the influence of autobiographical memory on anxiety(conference：The 86th annual convention of the Japanese Psychological Association)(2022/09)
- Just world beliefs moderate the influence of autobiographical memory on anxiety(conference：The 2023 annual conference of the Society for Personality and Social Psychology Religion and Spirituality preconference)(2023/02)
- The effect of male telomere length on the relation between testosterone and mating behavior(conference：the IAGG Asia/Oceania Regional Congress 2023)(2023/06)
- The Relationship between conception risk across the menstrual cycle and altruistic behavior(conference：The 14th Asian Conference on the Social Sciences)(2023/05)
- One-shot presentation for early career psychologists, The Annual Conference of the Japanese Psychological Association Symposium(conference：The 88th annual convention of the Japanese Psychological Association)(2024/09)
- The relationships of chronotype with BMI and cognitive performance among university students(conference：16th European Public Health Conference 2023)(2023/11/08)
- The influence of mismatch between paternal telomere length and maternally derived mtDNA polymorphism on the relationship between testosterone and male mating behavior and sexual function(conference：The 18th annual conference of the Human Behavior and Evolution Society of Japan)(2025/11)
- The roundtable for sharing worries of early career psychologists and networking in the field, The Annual Conference of the Japanese Psychological Association Symposium(conference：The 89th annual convention of the Japanese Psychological Association)(2025/09)
- Promoting bilateral symmetry in the body through an eastern medical approach(conference：7th Society for Tokyo Young Psychologists)(2017/03)
- Telomeres moderate the influence of testosterone on mating behavior of men(conference：The 33rd annual conference of the Human Behavior and Evolution Society)(2022/06)
- Chaotic synchronization of interindividual bioinformation: Basic research using Sotai therapy(conference：The 81th annual convention of the Japanese Psychological Association)(2017/09)
- The effect of dark triad on acting in daily life and self-contradiction(conference：Association for Research in Personality 7th Biennial Conference)(2021/07)
- Messenger profiles rooted in mating efforts supercharge nudging effects to promote environmental protection(conference：The 36th Annual Human Behavior & Evolution Society Conference)(2025/06)
- How to become JSPS Research Fellowship for Young Scientists(conference：The workshop of the Japanese Psychological Association Early Career Psychologists Network 2023)(2023/06)
- Interaction effects of life history strategy and the cue for resources on the receptiveness of new technologies(conference：The 36th Annual Human Behavior and Evolution Society Conference)(2025/06)
- Andrology 2025 Testosterone and Genomic Medicine The effect of telomere length on the relationship between male mating behavior and testosterone: An evolutionary psychological study on the reproductive strategy of human males(conference：The 25th Annual Meeting of the Japanese Society of Anti-Aging Medicine)(2025/06)
- The effect of birth weight on age at menarche: Considering stress responsiveness(conference：The 14th annual conference of the Human Behavior and Evolution Society of Japan)(2021/12)
- Is the behavioral immune system human universal?: An international comparison between Malaysia and the Philippines(conference：The 34th annual conference of the Human Behavior and Evolution Society)(2023/06)
- Encouraging International Collaborative Research: How to Get Started?(conference：The 89th annual convention of the Japanese Psychological Association)(2025/09)
- Supporting the internationalization of students and young researchers: The current state and future of support measures in the Japanese Psychological Association(conference：The 88th annual convention of the Japanese Psychological Association)(2024/09)
- One-shot presentation for early career psychologists, The Annual Conference of the Japanese Psychological Association Symposium(conference：The 89th annual convention of the Japanese Psychological Association)(2025/09)
- Stress sensitivity moderates the influence of birth weight on age at menarche: The examination of Japanese women's timing of puberty(conference：The 35th annual conference of the Human Behavior and Evolution Society)(2024/05)
- Women's interpersonal attitudes depend on conception risk(conference：The 13th Asian Conference on Psychology & Behavioral Sciences)(2023/04)
- Testing the Trivers-Willard hypothesis using birth weight ratios of opposite-sex twins(conference：The 15th annual conference of the Human Behavior and Evolution Society of Japan)(2022/12)
Others
- A big team study evaluating translations with large language models: 6Comparisons between human and machine translations across 22 psychological measures Yuki Yamada,Koji Kosugi,Yoshihiko Kunisato,Kyosuke Bunji,Takashi Goto,Yasunao Hashimoto,Daisuke Kudo,Yifei Li,Yoshimasa Majima,Tomoya Mukai,Tatsuya Nomura,Mana Oguchi,Karen Shichijo,Tadahiro Shimotsukasa,Rena Takamatsu,Hiroki Takehashi,Masashi Takeshita,Ryosuke Asano,Mina Fukuda,Kaichiro Furutani,Toshiyuki Himichi,Hiroki Hirano,Tasuku Igarashi,Masataka Ito,Rina Kagawa,Yu Kanno,Hiromichi Kato,Kentaro Komura,Yuki Miyagawa,Kunpei Mizuno,Shinnosuke Muraura,Yu Shinya,Takuma Nishimura,Yuka Ozaki,Hideki Sato,Natsuki Sato,Daiki Shima,Ryoko Takikawa,Katsunori Tanaka,Saori Tsukamoto,Akane Yamazaki,Fan Yang,Asako Miura Jxiv 2025/12