Analysis of information sources in references of the Wikipedia article "Yugi Mutou" in English language version.
In a game, the player becomes the hero. [...] The main character, Yugi, is a weak and childish boy who becomes a hero when he plays games. [...] As far as the manga story goes, I think all kids dream of henshin [...] if you combine the "yu" in Yugi and the "jo" in Jounouchi [...] Yujo translates to friendship in English, [...]
In a game, the player becomes the hero. [...] The main character, Yugi, is a weak and childish boy who becomes a hero when he plays games. [...] As far as the manga story goes, I think all kids dream of henshin [...] if you combine the "yu" in Yugi and the "jo" in Jounouchi [...] Yujo translates to friendship in English, [...]