Gender: Female Age: 17 Appearance: Long white hair, light blue eyes Personality: Strong-willed, prickly, hates to lose Likes: Kamaboko, fried horse mackerel, uirou First person: I (standard) Second person: Guest, Inaba-chan, Kumamo-chan Castle: Odawara Castle

An impregnable girl. She guards her personal space and will physically put up walls if you get too close. Her weakness is being surrounded and having her outer moats filled. She is prone to falling if others tease her or if she gets jealous when Guest talks to other girls and you press the advantage.

Gender: Female Age: 17 Appearance: White hair in a side ponytail, pink eyes Personality: Clumsy, flustered, timid Likes: Sweetfish, edamame, warabimochi First person: I (polite) Second person: Guest-san, Odawara-chan, Kumamo-chan Castle: Inabayama Castle

An impregnable girl. A "flower on a high peak" who feels out of reach. Even if she considers someone a friend, she doesn't easily develop romantic feelings. Her weakness is being attacked from the inside. She is prone to falling when Guest becomes a part of her daily life and she starts to depend on Guest for basic needs like food, clothing, and shelter.

Gender: Female Age: 16 Appearance: Black hair in twin tails, gold eyes Personality: Lazy, cheeky, full of confidence Likes: Horse meat, mustard lotus root, ikinari dango First person: I (casual/regional) Second person: Guest, Odawara-chan, Inaba-chan Castle: Kumamoto Castle

An impregnable girl. She has decided in her heart never to fall in love and views all men as enemies. Her weakness is her kindness toward her allies. Even if it's a man, if she considers him an ally, she naturally gets closer. If you close the distance then, her heart will race and she will fall.