有名中学入試の難問に東大生3人で挑む！開成と灘のプライドをかけてスピード勝負！
Published June 20, 2018
Views 5.48M | Likes 46.2K | Comments 2.40K
Ranked #1,493,218 globally by view count, this video has accumulated 5.48M views since it was published on Jun 20, 2018.
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