Sense of Accomplishment Is Modulated by a Proper Level of Instruction and Represented in the Brain Reward System

• Tomoya Nakai,

  Affiliations Graduate School of Arts and Sciences, The University of Tokyo, Tokyo, Japan, Japan Society for the Promotion of Science, Tokyo, Japan

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• Hironori Nakatani,

  Affiliations Graduate School of Arts and Sciences, The University of Tokyo, Tokyo, Japan, Center for Evolutionary Cognitive Science, The University of Tokyo, Tokyo, Japan

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• Chihiro Hosoda,

  Affiliations Graduate School of Arts and Sciences, The University of Tokyo, Tokyo, Japan, PRESTO, Japan Science and Technology Agency (JST), Tokyo, Japan

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• Yulri Nonaka,

  Affiliation Graduate School of Arts and Sciences, The University of Tokyo, Tokyo, Japan

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• Kazuo Okanoya

  * E-mail: cokanoya@mail.ecc.u-tokyo.ac.jp

  Affiliations Graduate School of Arts and Sciences, The University of Tokyo, Tokyo, Japan, Center for Evolutionary Cognitive Science, The University of Tokyo, Tokyo, Japan, Riken Brain Science Institute, Saitama, Japan

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