|Alternate Names||President Marble (In Third Season)|
|Occupation||President and Director of Real Account Co., Ltd.|
|First Apperance||Chapter 5|
"Probably some riot that's going on... Well, it doesn't matter. Within a few days, we won't be here anymore. A toast...! To the new world that is to come!"
– Masahide Eniguma when celebrating with Marble, Chapter 32
Masahide Eniguma (恵庭熊 雅秀, Eniguma Masahide), or known as President Marble (社長マーブル, Shachō Māburu) in the Third Season's final arc, is the President and Director of Real Account Co., Ltd. Along with Marble, he served as the main antagonist of the series.
12 years before the event of Real Account series, Masahide is used to be works on another social media company. Like Real Account, the app is the largest and most popular social media app. Until one day, due to a lot of people uses that app to do violence and illegal stuffs, the company went bankrupt instantly and Masahide was blamed by the social media for letting this happened. With this incident, Masahide realized that human are nothing more than evil who enjoys violence stuffs and the human are not needed for this world. So, Masahide made a promise to himself that he will have his revenge against humanity, and that he will creates a new world with his creation. Thus, Masahide founded the Real Account company.
It's implied that Masahide know about the CAP Technology and tried to ask the Kashiwagi Laboratory members to join his project Real Account, but it's failed. Later, Masahide order Marble to kill "Ataru Kashiwagi" (Who later known as "Yuuma Mukai") to forced the Kashiwagi Laboratory members to join his project.
Sometimes after Masahide order Marble to kill "Ataru", he meet Paru-kun in his house after he killed his onwer, Masahide invite him to joins the Real Account Co., Ltd, in order to take Paru-kun's "revenge" to the humans. Paru-kun accept the invite and he is titled by Masahide as the Chairman Marble.
Chapter 1-10 (First Season)
Masahide first appeared at Chapter 5, having a interview in the news about the Real Account incident. Masahide announced that he will closed the Real Account website in 10 days, to prevent the incident to happen again in the future. Masahide also said that he hope the "players" can returns to the real world as soon as possible. After finished the interview, Masahide left the area with having a lot of criticisms from the people.
Chapter 11-70 (Second Season)
Masahide make a cameo appearance in the beginning of Chapter 32, when Ayame watching the news about he will closed the Real Account website in 10 days. Later in the night, Masahide having a meeting with Marble and stated that they will creating a new world in within few days.
Later after Ataru killed Koyori Kanda, along with Marble and other members comes to his house and invite him into the Real Account company.
Masahide appeared again at Chapter 51, along with Marble was try to stop the fight between the Kashiwagi brothers. Masahide then tells Ataru that the time to "eliminating" Yuuma still haven't come yet so he need to go back to the Real Account Co., Ltd with them. Later after Marble destroys the whole company, Masahide appeared alongside with Marble while taking Nanako Yuzuhara. Mashide and Marble leave the company with taking Nanako away.
Chapter 71-185 (Third Season)
Masahide make a brief appearance in Chapter 175, in Paru-kun's flashback about his past and how he joins the Real Account company.
Chapter 186- (Final Arc)
Masahide reappeared in the final arc with the new title, President Marble. One day after the end of Fake News Island, Marble and President Marble was waiting for the remaining 15 players reach to the tower top. After they arrived on tower top, Marble asking them for what wish they wanted to grant first before they starts the new trial, so that it's easier for President Marble and the company to prepare it for them later. In the whole conversation, it's revealed that Real Account's main goal about this entire incident is to creates a new world where the evils doesn't exists and that people can be lives peaceful without getting injured on both real world and internet world. Yuuma stated their plan was full of hypocrite as what they do now is completely different to what they're saying here. After the conversation ended, Marble announced the new trial was begin.