Den Yuu stands as a seasoned military commander within the Hi Shin Unit, his tenure tracing back to its origins as a fledgling 100-man force. Marked by a muscular frame, weathered brown skin, and battle-earned facial scars, he cuts a formidable figure astride his horse, glaive in hand. Initially clad in light armor, he later adopted full battle regalia as the unit evolved. A survivor of countless conflicts since the age of the Six Great Generals, Den Yuu emerged among the Hi Shin Unit’s earliest veterans. He spearheaded recruitment efforts, seeking warriors of unyielding strength and tenacity. At the Battle of Dakan Plains, his leadership proved pivotal in rallying scattered troops under Shin’s command. Witnessing Shin’s unarmored yet fearless combat prowess deepened his loyalty, driving him to secure proper armor for his commander through shrewd persuasion of a reluctant blacksmith. As a squad leader during the Battle of Bayou, Den Yuu executed decisive flanking strikes against Zhao forces, aiding in General Fuu Ki’s downfall. His tactical acumen shone through coordinated formations that shattered enemy defenses and adapted to volatile battlefields. When Zhao forces staged a tactical retreat during their headquarters assault, he swiftly discerned the ruse, steadying his unit amidst disarray. Beyond warfare, Den Yuu’s craftsmanship shaped the Hi Shin Unit’s foundations. Tasked before the Gyou campaign, he oversaw construction of Shin’s residence in Fuuri, blending his martial expertise with carpentry skills. This duality underscored his multifaceted role within the growing army. Promoted to 2000-man commander, he now leads his own subunit and forms the "Monster Strength Trio" alongside Ryuu Sen and Chu Tetsu—a trio famed for raw power. His resilience faced trial during night raids by Hou Ken and Man Goku’s forces, where he orchestrated evacuations of wounded allies like Kyou Kai and bolstered morale amid devastating losses. Den Yuu’s journey mirrors the Hi Shin Unit’s ascent from humble origins to renowned army. Though pragmatic in command, he harbors a tempered sentimentalism—championing Shin’s symbolic leadership for unit survival and mourning fallen comrades. While adapting to evolving strategies under tacticians like Ka Ryo Ten, he remains anchored in frontline combat, bridging the unit’s storied past with its relentless march forward.