What is upper moon 2?

Upper Moon 2 is a fictional character in the Japanese manga and anime series, Demon Slayer: Kimetsu no Yaiba. He is one of the twelve demon moons who serves directly under the series' main antagonist, Muzan Kibutsuji. His real name is not revealed in the series.

Upper Moon 2 is a boar-headed demon who possesses immense physical strength, speed, and regeneration powers. He is also capable of creating and controlling poison gas, which can cause hallucinations and paralysis in his enemies.

In the series, Upper Moon 2 is depicted as a sadistic and ruthless demon who takes pleasure in torturing and killing his victims. He is responsible for several massacres that took place in the series, including the decimation of the Butterfly Mansion, the home of the Hashira, Shinobu Kocho.

He is ultimately defeated by the series' protagonist, Tanjiro Kamado, with the help of other Demon Slayer Corps members. Despite his defeat, Upper Moon 2 is considered one of the deadliest demons in the series.