Cultural Origin of Zen-ō’s Button

Zen-ō’s button allows anyone to summon the lord of all gods to their side. But where did Toriyama receive the inspiration to create this device? Read this article to learn the cultural origin of Zen-ō’s button in Dragon Ball Super!

Zen-ō’s button first appears in Episode 55 of Dragon Ball Super, titled Son Gokū ni aitai no ne — Zen-ō-sama kara no yobidashi! (孫悟空に会いたいのね 全王様からのよびだし！, “Hey, I Wanna Meet Son Goku — A Summons from the Omni-King!”).

In Episode 55, Zen-ō summons Goku to ask Goku to...