Giyu is reserved and has a strong sense of justice. He shows no hesitation when killing other Demons. He is a man of very few words. Despite his aloof and stoic nature, Giyu is shown to be protective and caring towards those he is close to. Giyu appears to be particular in who he shows emotions for. He has trouble talking to others. Giyu appears to have a complex with what others think of him. He always wears a serious expression on his face. 28 years old.