AMAIM Warrior at the Borderline

AMAIM Warrior at the Borderline (Japanese: 境界戦機, Hepburn: Kyōkai Senki), is an original Japanese anime television series animated by Sunrise Beyond. Set in 2061, Japan is on the brink of collapse due to economic crisis and a declining birthrate, leading to foreign occupation and division into four zones controlled by different trade blocs. Amid this turmoil, a young boy named Amou Shiiba discovers an abandoned AMAIM (a humanoid mobile weapon) called Kenbu and an autonomous AI named Gai. This encounter thrusts Amou into a battle to resist oppression and liberate Japan. The first part of the anime aired from October to December 2021, followed by the second part from April to June 2022. Additionally, a spin-off original net animation series titled AMAIM Warrior at the Borderline: UltraSteel Ogre-Gear premiered in April 2023. The series explores the political and social issues of occupied Japan, along with the protagonists' struggles and growth in the face of injustice. The mecha battle scenes in the anime are also a highlight, attracting many mecha enthusiasts.