Rakuzaichi Auction Arc

Chihiro learns of an illegal auction where one of his father's stolen Enchanted Blades will be sold, and he infiltrates the event to recover it and discover information about other blades.

The Rakuzaichi Auction arc introduces the broader world of Kagurabachi beyond Chihiro's personal tragedy, revealing the extent and complexity of the black market for Enchanted Blades and the criminal underworld dealing in forbidden weapons throughout the empire. Chihiro learns that an underground auction in Rakuzaichi, a location specializing in illegal weaponry and forbidden artifacts, will feature one of Kunishige's stolen Enchanted Blades. This auction provides opportunity to recover one weapon while simultaneously gaining information about where other blades have been distributed throughout the empire to various buyers. The auction brings together criminals, dealers, wealthy collectors, and powerful individuals seeking to acquire rare and dangerous weapons for various purposes and personal agendas. Chihiro infiltrates the auction using cunning and strategy, meeting various antagonists and learning about the criminal underworld dealing in illegal weapons. The arc showcases his combat abilities while revealing the extent of the Enchanted Blade market and how widely his father's creations have been scattered across the empire. The auction demonstrates that the stolen blades are not held by a single villain but distributed among multiple powerful, well-connected individuals. Some possess blades as weapons for personal use in their various criminal or political activities. Others hold them as investments or trade goods seeking profit. Still others pursue them for mysterious purposes that remain unclear. Chihiro successfully recovers one blade at the auction through combat and strategy, proving his capability. The antagonists he encounters are more experienced, more powerful, and more dangerous than he initially expected. Some have been fighting professionally or criminally for years. Others possess magical knowledge or enhanced abilities he lacks. The arc establishes that finding and recovering the remaining blades will require growth beyond his current abilities, assistance from allies with different skills, and navigation through a dangerous criminal underworld populated by formidable opponents.