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. 2021 Oct 15;12:642464. doi: 10.3389/fneur.2021.642464

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Copyright © 2021 Hanazuka, Futamura, Hirata, Midorikawa, Ono and Kawamura.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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This video had four scenes. In scene 1, the man wearing a black T-shirt (BM) and the man wearing a white T-shirt (WM) waved their hands at the camera (~6 s). In scene 2, BM moved to the lottery box at the center and selected one of the tickets. BM raised it in front of his chest and returned to his original position after a few seconds. Next, WM also moved to the lottery box at the center and selected one of the tickets. WM also raised it in front of his chest and returned to his original position after a few seconds (~31 s). In scene 3, BM and WN had the ticket in front of their face for 5 s and then opened the ticket (~38 s). In scene 4, one drew the winning ticket and exhibited a happy face, while the other drew the losing ticket and exhibited disappointment (~47 s) (the winner was counterbalanced across participants).