Guren Ichinose is one of the central figures in the anime series Seraph of the End, and honestly, it’s hard not to be drawn to his intense presence. As a teenage soldier serving in the Japanese Imperial Demon Army, Guren Ichinose stands out not just for his combat prowess but also for his unwavering sense of duty. He fights fiercely against vampires alongside his comrades, and his reputation as a powerful warrior precedes him. Known for his calm, almost stoic demeanor, Guren Ichinose carries himself with a quiet confidence that commands respect—both from allies and adversaries alike.

Early on in the story, Guren Ichinose is introduced as the commanding leader of the Moon Demon Company, an elite unit within the military tasked with handling the vampire threat. His leadership isn’t just about rank; it’s backed by real skill and tactical brilliance. Guren Ichinose is a master strategist and an exceptional fighter, which earns him deep admiration among his peers. Even though he often keeps his emotions in check, those close to him know that Guren Ichinose genuinely cares about his team. In fact, he’d go to extreme lengths to ensure their safety—proving time and again that beneath that reserved exterior lies fierce loyalty.

As the series unfolds, we start to learn more about Guren Ichinose’s mysterious past, and wow, does it add layers to his character. It turns out he was once connected to the Hīragi family, a prominent clan of vampire hunters, and had been entrusted with protecting a young boy named Mahiru Hīragi. Their bond, however, took a tragic turn, forcing Guren Ichinose into a heart-wrenching decision that ultimately shaped the man he would become. These revelations make it clear that Guren Ichinose isn’t just a strong soldier—he’s someone burdened by loss, guilt, and a deeply personal mission.

In terms of personality, Guren Ichinose fits the INTJ type pretty well—introverted, intuitive, thinking, and judging. He’s constantly analyzing situations, crafting long-term strategies, and prioritizing logic over emotion when necessary. Guren Ichinose doesn’t rely on impulse; he plans meticulously, showing a mind that’s always several steps ahead. While he may come across as emotionally distant, that doesn’t mean he lacks feeling. On the contrary, his actions speak volumes about his devotion to those he holds dear. It’s just that, for Guren Ichinose, duty often comes before personal sentiment.

Looking at the Enneagram, Guren Ichinose strongly aligns with Type Eight—the Challenger. He’s assertive, decisive, and naturally takes control in high-pressure scenarios. There’s a raw strength to Guren Ichinose that makes him a born leader, someone who refuses to back down when lives are on the line. His sense of justice and protection drives him, and he won’t hesitate to make tough calls if it means securing a better outcome. But what makes Guren Ichinose even more interesting is the influence of Type Five—the Investigator. He’s deeply curious, always seeking knowledge and understanding. Whether it’s studying enemy tactics or uncovering hidden truths, Guren Ichinose values information as much as action.

This blend of Type Eight boldness and Type Five intellect gives Guren Ichinose a unique edge. He’s not just a brute-force leader; he adapts, learns, and evolves. His ability to detach emotionally allows him to make cold, rational decisions when needed—yet he never loses sight of the people depending on him. Sure, personality frameworks like MBTI and Enneagram help us understand characters better, but Guren Ichinose is too complex to be boxed into a single label. Still, there’s no denying that his strategic mind, emotional depth, and ironclad resolve make him one of the most compelling characters in Seraph of the End.

All in all, Guren Ichinose leaves a lasting impression—not just because of his strength or skills, but because of the weight he carries and the choices he makes. Whether he’s leading troops into battle or confronting his own painful history, Guren Ichinose remains a figure of resilience and quiet intensity. And honestly, that’s why fans keep coming back to his story.