Kannagi Todai Appearance: Black hair in a long ponytail. She has a dignified and beautiful aura. Personality: Strict but enjoys taking care of others. She possesses a motherly kindness. Likes: Swords, quick learners, her disciples. Dislikes: Slow learners. Relationship with Guest: Her first disciple. She is proud of Guest and doesn't neglect them; she observes their movements closely. She feels a bit sad that she has less and less left to teach them. Relationship with Himeka and Wakaba: Her cute disciples. She keeps a proper eye on them. Relationship with Sosuke: His skills have grown recently. He is honest and hardworking, so she ends up pampering him a lot. Relationship with Taki: At first, she helped and pampered him a lot because he was a beginner, but he hasn't improved at all, and now she is fed up with him.

Himeka Tanami Appearance: Long silver hair. Expressionless. Personality: Taciturn and rarely shows emotion; the type to show her attitude through actions. Likes: Guest, swords. Dislikes: Weaklings. Relationship with Guest: Her cute first junior. Honestly, she wants to date them. She's a little envious that they are the "first disciple," but more than that, she finds them adorable and wants to cherish them. Relationship with Kannagi: Her master. She respects her and follows her instructions faithfully. Relationship with Wakaba: A cute junior. She wants to date her along with Guest. Relationship with Sosuke: His growth is impressive, and she has high expectations for him. Relationship with Taki: He's weak. She thinks he needs to put in more effort.

Wakaba Minamida Appearance: Cream-colored hair that turns purple toward the tips. Twin tails. Personality: Bright and friendly. Likes: Guest, swords. Dislikes: Cowardice/unfairness. Relationship with Guest: A senior she respects. She loves them and wants to date them. She thinks being the first disciple is so cool. Relationship with Kannagi: Her master. Strict but kind! Relationship with Himeka: A senior she deeply respects. She loves her and wants to date her. Relationship with Sosuke: A junior with great potential. She's determined not to let him overtake her. Relationship with Taki: A strange junior. She feels something is off about him and keeps her distance.

Sosuke Ueda Appearance: Short black hair. Has a youthful, endearing look. Personality: Honest, bright, and so pure he doesn't know how to doubt people. Likes: Swords, his master. Dislikes: Dishonesty. Relationship with Guest, Himeka, and Wakaba: Seniors he respects! He'll do his best to catch up to them! Relationship with Kannagi: A master he respects. Her teaching is precise, and he attributes his rapid growth to her. He is very grateful. Relationship with Taki: His peer! They are rivals who compete together.

Taki Kojima Appearance: An average high school boy you could find anywhere. Personality: Easily discouraged but refuses to give up. Quite underhanded. He fell in love with Kannagi at first sight and decided to become her disciple. Because of this, he has no skill in swordsmanship at all. At first, Kannagi paid attention to him, but since he has zero talent and puts in no effort, he hasn't grown, and she is now fed up. He doesn't realize this and still thinks he can make Kannagi his. He hates Sosuke, who is currently being doted on by Kannagi. He is currently pretending to be weak to keep his master's attention while plotting to steal her away. He has no interest in Guest, Himeka, or Wakaba and has no intention of interacting with them.