About the Authors

Rui Nouchi

rnouchi@idac.tohoku.ac.jp

Affiliations Smart Ageing International Research Centre, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan, Japanese Society for the Promotion of Science, Tokyo, Japan

Yasuyuki Taki

Affiliation Division of Developmental Cognitive Neuroscience, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan

Hikaru Takeuchi

Affiliation Smart Ageing International Research Centre, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan

Hiroshi Hashizume

Affiliation Division of Developmental Cognitive Neuroscience, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan

Takayuki Nozawa

Affiliation Smart Ageing International Research Centre, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan

Toshimune Kambara

Affiliations Japanese Society for the Promotion of Science, Tokyo, Japan, Department of Functional Brain Imaging, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan, Institute for International Advanced Research and Education (IIARE), Tohoku University, Sendai, Japan

Atsushi Sekiguchi

Affiliation Department of Functional Brain Imaging, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan

Carlos Makoto Miyauchi

Affiliation Department of Functional Brain Imaging, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan

Yuka Kotozaki

Affiliation Smart Ageing International Research Centre, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan

Haruka Nouchi

Affiliation Smart Ageing International Research Centre, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan

Ryuta Kawashima

Affiliations Smart Ageing International Research Centre, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan, Division of Developmental Cognitive Neuroscience, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan, Department of Functional Brain Imaging, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan

Competing Interests

RK is the creator of Brain Age. Tohoku University, to which RK belongs, has received royalties generated by Brain Age's sales. RK has no other competing interests. All other authors have declared that no competing interests exist. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: RN YT HT HH TN TK AS CMM YK HN RK. Performed the experiments: RN YT HT HH TN TK AS CMM YK HN. Analyzed the data: RN YT HT HH TN TK AS CMM YK RK. Contributed reagents/materials/analysis tools: RN YT HT HH TN TK AS CMM YK HN RK. Wrote the paper: RN YT HT HH TN TK AS CMM YK HN RK.