Abacus and Sword

Set against the tumultuous backdrop of Japan's Meiji Restoration period, "Abacus and Sword" tells the poignant tale of Naoyuki, a gifted mathematician from a once-prominent family struggling to cling to power and prosperity in the face of decline and hardship. As he works tirelessly under the waning Kaga domain, Naoyuki's world is marked by the dwindling fortunes of his aristocratic family, forcing him to confront the harsh realities of a rapidly changing society.