Masazumi Saionji is a fictional character from the visual novel series Kagetsu Tohya, which is a sequel to Tsukihime. He is known for his complex personality and interactions with other characters in the story, contributing to the narrative's depth and emotional impact. In the series, Masazumi is depicted as a skilled fighter with a strong sense of justice. His character often grapples with themes of loyalty and sacrifice, making him a pivotal figure in the unfolding events of the plot. His relationships with other characters, such as Shiki Tohno and Arcueid Brunestud, further enhance the storyline.