Manyuu hikenchou X Op Male Samurai reader: The Samurai of truth and justice

Japan is one of the interesting county in the world. Had many stories and ancient history that told the tales of famous and legendary people who fought in wars, battles and done so much that their names are remembered in history. But what if there was untold story, a story about one Samurai who travelled to a land that has a weird but unfair rule that if any females chest are bigger are the rich and powerful while the small chest are the poor. This Samurai doesn't care about what size the chest are but cares about the justice, fairness and honor as he is shown to be a powerful Samurai warrior as he journey is to search for a dictator king and bring him to justice.