Researcher Database

Okimura Tsukasa

■Faculty	Medical Institute of Developmental Disabilities Research
■Position

Last Updated :2026/06/01

Passive Way of Measuring QOL/Well-Being Levels Using Smartphone Log., Wenhao Yao; Kohei Kaminishi; Naoki Yamamoto; Takashi Hamatani; Yuki Yamada; Takahiro Kawada; Satoshi Hiyama; Tsukasa Okimura; Yuri Terasawa; Takaki Maeda; Masaru Mimura; Jun Ota 0001, Frontiers Digit. Health, 4:780566 - 780566, 2022, Peer-reviewed, DOI:https://doi.org/10.3389/fdgth.2022.780566

Stress Estimation Based on Spatiotemporal Analysis of Smartphone Usage and Sensor Data, 濱谷尚志; 落合桂一; 山本直樹; 深澤佑介; 木本勝敏; 上西康平; 太田順; 寺澤悠理; 沖村宰; 前田貴記, 情報処理学会論文誌, 62(4):1113 - 1127, Apr. 2021

Retrospective surprise: A computational component for active inference, Kentaro Katahira; Yoshihiko Kunisato; Tsukasa Okimura; Yuichi Yamashita, JOURNAL OF MATHEMATICAL PSYCHOLOGY, 96, Jun. 2020

Computational Psychiatry Research Map (CPSYMAP): A New Database for Visualizing Research Papers., Ayaka Kato; Yoshihiko Kunisato; Kentaro Katahira; Tsukasa Okimura; Yuichi Yamashita, Frontiers in psychiatry, 11:578706 - 578706, 2020

Predicting anxiety state using smartphone-based passive sensing., Yusuke Fukazawa; Taku Ito; Tsukasa Okimura; Yuichi Yamashita; Takaki Maeda; Jun Ota, Journal of biomedical informatics, 93:103151 - 103151, May 2019

Automated Inference of Cognitive Performance by Fusing Multimodal Information Acquired by Smartphone, Takashi Hamatani; Keiichi Ochiai; Akiya Inagaki; Naoki Yamamoto; Yusuke Fukazawa; Masatoshi Kimoto; Kazuki Kiriu; Kouhei Kaminishi; Jun Ota; Yuri Terasawa; Tsukasa Okimura; Takaki Maeda, UBICOMP/ISWC'19 ADJUNCT: PROCEEDINGS OF THE 2019 ACM INTERNATIONAL JOINT CONFERENCE ON PERVASIVE AND UBIQUITOUS COMPUTING AND PROCEEDINGS OF THE 2019 ACM INTERNATIONAL SYMPOSIUM ON WEARABLE COMPUTERS, :921 - 928, 2019

Dysconnectivity of the Agency Network in Schizophrenia: A Functional Magnetic Resonance Imaging Study., Akihiro Koreki; Takaki Maeda; Tsukasa Okimura; Yuri Terasawa; Toshiaki Kikuchi; Satoshi Umeda; Shiro Nishikata; Tatsuhiko Yagihashi; Mari Kasahara; Chiyoko Nagai; Yasushi Moriyama; Ryosuke Den; Tamotsu Watanabe; Hirotsugu Kikumoto; Motoichiro Kato; Masaru Mimura, Frontiers in psychiatry, 10:171 - 171, 2019

Analyzing the Relationship between Cognitive Performance and Time to Find Intended Mobile App, Keiichi Ochiai; Naoki Yamamoto; Takashi Hamatani; Yusuke Fukazawa; Masatoshi Kimoto; Kazuki Kiriu; Kouhei Kaminishi; Jun Ota; Yuri Terasawa; Tsukasa Okimura; Takaki Maeda, PROCEEDINGS OF THE 2018 ACM INTERNATIONAL JOINT CONFERENCE ON PERVASIVE AND UBIQUITOUS COMPUTING AND PROCEEDINGS OF THE 2018 ACM INTERNATIONAL SYMPOSIUM ON WEARABLE COMPUTERS (UBICOMP/ISWC'18 ADJUNCT), :1686 - 1690, 2018

Physiological Stress Level Estimation Based on Smartphone Logs, Naoki Yamamoto; Keiichi Ochiai; Akiya Inagaki; Yusuke Fukazawa; Masatoshi Kimoto; Kazuki Kiriu; Kouhei Kaminishi; Jun Ota; Tsukasa Okimura; Yuri Terasawa; Takaki Maeda, 2018 ELEVENTH INTERNATIONAL CONFERENCE ON MOBILE COMPUTING AND UBIQUITOUS NETWORK (ICMU 2018), 2018

Recognizing Whether a Person is Eating Alone or Has Company by Using Wearable Devices, Kazuki Kiriu; Keiichi Ochiai; Akiya Inagaki; Naoki Yamamoto; Yusuke Fukazawa; Masatoshi Kimoto; Tsukasa Okimura; Yuri Terasawa; Takaki Maeda; Jun Ota, 2017 TENTH INTERNATIONAL CONFERENCE ON MOBILE COMPUTING AND UBIQUITOUS NETWORK (ICMU), :71 - 72, 2017

Behavioral evidence of delayed prediction signals during agency attribution in patients with schizophrenia., Akihiro Koreki; Takaki Maeda; Hirokata Fukushima; Satoshi Umeda; Keisuke Takahata; Tsukasa Okimura; Michitaka Funayama; Satoru Iwashita; Masaru Mimura; Motoichiro Kato, Psychiatry research, 230(1):78 - 83, Nov. 2015

Simulation of the capacity and precision of working memory in the hypodopaminergic state: Relevance to schizophrenia., T Okimura; S Tanaka; T Maeda; M Kato; M Mimura, Neuroscience, 295:80 - 9, Jun. 2015

DEPERSONALIZATION IN THE SCHIZOPHRENIA SPECTRUM: LACK OF SENSE OF AGENCY AT THE CURRENT TIME OF ACTION DUE TO IMPAIRED PREDICTION, Takaki Maeda; Keisuke Takahata; Tsukasa Okimura; Akihiro Koreki; Sho Moriguchi; Masaru Mimura; Motoichiro Kato, SCHIZOPHRENIA RESEARCH, 153:S343 - S343, Apr. 2014

Reduced sense of agency in chronic schizophrenia with predominant negative symptoms., Takaki Maeda; Keisuke Takahata; Taro Muramatsu; Tsukasa Okimura; Akihiro Koreki; Satoru Iwashita; Masaru Mimura; Motoichiro Kato, Psychiatry research, 209(3):386 - 92, Oct. 2013

Aberrant sense of agency in patients with schizophrenia: confusion of temporal causality during intentional action., Takaki Maeda; Motoichiro Kato; Keisuke Takahata; Tsukasa Okimura; Hajime Asama; Masaru Mimura, Proceedings of the 34th Annual Meeting of the Cognitive Science Society, CogSci 2012, Sapporo, Japan, August 1-4, 2012, 2012

Reliability and diagnostic validity for schizophrenia of the Japanese version of the Bonn Scale for Assessment of Basic Symptoms (BSABS)., Kazunari Oshima; Tsukasa Okimura; Tomoaki Yukizane; Katsuhiro Yasumi; Astushi Iwawaki; Toru Nishikawa; Seiichi Hanamura, Journal of medical and dental sciences, 57(1):83 - 94, Mar. 2010