20:21

【Kono vs Kono】 I challenged the University of Tokyo math 10 years ago and got the unexpected result!

11:39

【アンチ来いよ】大量の批判コメントをまとめて論破します。

24:37

Simultaneous translation is finally possible with AirPods! Is it really useful?

14:54

[Prank] If I, a shogi amateur, was strong at a professional level, would Yobinori Takumi notice? ...

18:43

【日本一より上】東大数学の誘導を全部消しても解けるのか検証してみた。