Hellstar Remina is a cosmic horror manga that plunges readers into pure existential terror as humanity confronts an incomprehensible celestial threat, following the sudden discovery of a mysterious new planet named Remina that appears to be alive and moving through space toward Earth, triggering global panic, cult-like hysteria, and violent scapegoating as scientists fail to explain the phenomenon and society collapses under fear, unfolding into a nightmarish spiral where cosmic indifference, mass madness, and human cruelty become just as terrifying as the planet itself, using grotesque imagery, apocalyptic scale, and relentless dread to explore themes of insignificance, paranoia, and humanity’s desperate need for meaning when faced with the unknown, standing as one of Junji Ito’s most overwhelming and nihilistic works that replaces subtle horror with unstoppable doom, also known as Hellstar Remina manga, Remina, 地獄星レミナ, Jigokusei Remina, Junji Ito Remina, cosmic horror manga, apocalyptic horror manga, and planet horror manga.