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Acknowledgements
We would like to express our gratitude to all the participants of this study and all
individuals involved in data collection. The Japan Environment and Children’s Study was
funded by the Ministry of Environment, Japan. The findings and conclusions of this
article are solely the responsibility of the authors and do not represent the official views
of the above government. This work was inspired by other works supported by the
RIKEN Healthcare and Medical Data Platform Project and JSPS KAKENHI (grant
numbers: JP16H01880, JP16K13072, JP18H00994, and JP18H03388).
Author contributions
Study conception and design: S.M. Statistical analyses: T.M. Drafting of the manuscript
and approval of final content: K.N., S.M., and T.M. Critical revision of the manuscript for
important intellectual content and manuscript review: K.N., T.M., S.M., N.H., M.O., K.K.
(Kiyoko Kato), M.S. (Masafumi Sanefuji), E.S., M.T., M.S. (Masayuki Shimono), T.K.,
S.O., K.K. (Koichi Kusuhara), and JECS group members.
ARTICLE
Additional information
Supplementary information The online version contains supplementary material
available at https://doi.org/10.1038/s43856-022-00101-y.
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Competing interests
The authors declare no competing interests.
© The Author(s) 2022
the Japan Environment and Children’s Study Group
Michihiro Kamijima10, Shin Yamazaki11, Yukihiro Ohya12, Reiko Kishi13, Nobuo Yaegashi14, Koichi Hashimoto15,
Chisato Mori16, Shuichi Ito17, Zentaro Yamagata18, Hidekuni Inadera19, Takeo Nakayama20, Hiroyasu Iso21,
Masayuki Shima22, Youichi Kurozawa23, Narufumi Suganuma24 & Takahiko Katoh25
10
Nagoya City University, Nagoya, Japan. 11National Institute for Environmental Studies, Tsukuba, Japan. 12National Center for Child Health and
Development, Tokyo, Japan. 13Hokkaido University, Sapporo, Japan. 14Tohoku University, Sendai, Japan. 15Fukushima Medical University,
Fukushima, Japan. 16Chiba University, Chiba, Japan. 17Yokohama City University, Yokohama, Japan. 18University of Yamanashi, Chuo, Japan.
19
University of Toyama, Toyama, Japan. 20Kyoto University, Kyoto, Japan. 21Osaka University, Suita, Japan. 22Hyogo College of Medicine,
Nishinomiya, Japan. 23Tottori University, Yonago, Japan. 24Kochi University, Nankoku, Japan. 25Kumamoto University, Kumamoto, Japan.
COMMUNICATIONS MEDICINE | (2022)2:35 | https://doi.org/10.1038/s43856-022-00101-y | www.nature.com/commsmed
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