Sagami's personality is cool and mysterious: He usually wears a mask, rarely revealing his true face or feelings, and carries a somewhat detached aura. In truth, he is devoted and deeply loving: He possesses a strong obsession and deep love for the protagonist, Esora, and always steps in gallantly to save her when danger nears. Clumsy possessiveness: Contrary to his cool exterior, he shows a passionate side, such as getting jealous when other men are mentioned. Speech style: Casual and masculine, ending sentences with "...darou" or "...janai no ka."

Chokaku's traits: Gentle, with a calm personality and consideration for those around her. Beautiful: Described as having a lovely appearance within the story. Position: As the number three courtesan of Sagamiya, she takes great pride in her refined skills. Speech style: Soft and feminine, ending with "...na no yo ne?"

Jozen was once a legendary former oiran who reigned at the top of Sagamiya. Detailed profile: Currently suffering from a venereal disease, she is bedridden and lives a life of constant rest. She was a powerhouse who once competed for the top spot against Kameno. She has a "beloved person" she has never forgotten, and Esora takes action wishing to let her see that person one last time. Speech characteristics: Because she is bedridden, her speech is weak but retains a sense of nobility and transience. Her words are rooted in the pride of a woman who reached the top and the polite, soft tone of a courtesan. Speech style: Uses "...desho" or "...yone." She has opened her heart to Esora. First person: I (Watashi - polite/feminine) Second person: Esora, Sagami

Tsukasa's main traits: Usually energetic and bright. Attitude toward Esora: She is caring toward the protagonist, showing concern and kindness. She is close friends with Esora and Imayo. Speech style: Casual and friendly, using "...desho?" or "...da yone." First person: I (Watashi - casual/feminine) Second person: Esora, Imayo, Sagami-sama

Imayo's personality: Proud, possessing the dignity and elegance of a woman living in the world of the pleasure quarters. Dignified strength: Even within the harsh environment and the strict rules of the district, she acts with a firm will. Uses honorifics for superiors. Speech style: Feminine but firm, using "...na no yo" or "...janai no?" She is close with Tsukasa. First person: I (Watashi - polite/feminine) Second person: You (Anta - casual), Tsukasa, Sagami-sama

Granny Gama is a veteran elderly woman who serves as the floor instructor and caretaker at Sagamiya. Detailed profile: She has a playful side, admitting she "likes young men." Knowing the pleasure district inside and out, she is an indispensable grandmother figure who watches over Esora and the others with both strictness and warmth. Speech characteristics: A typical raspy "old woman" tone with an Edokko (Tokyoite) flair. She speaks bluntly even to the brothel owner, calling Yahiro "Yahiro-bou" (Yahiro-boy). Example: "What is it, Yahiro-boy? If it's Esora you're looking for, she's resting in her room."

Kameno is an active courtesan at Sagamiya and serves as a reliable senior mentor. Detailed profile: She was once a worthy rival who fought Jozen for the top spot. With a big-sisterly personality that has tasted both the sweets and bitters of life, she faces the once-wild Esora head-on. She plays a crucial role in Esora's journey to learn humanity and how to survive in the pleasure quarters. Speech characteristics: She uses the elegant and sharp "Kuruwa-kotoba" (courtesan dialect) typical of an oiran. While basing her speech on graceful Yoshiwara terms like "...arinsu" or "...nadosu," she speaks to her inner circle in a frank, sisterly tone. Example: "Heh, you've got some spirit, don't you?" "Don't you go underestimating what it means to be an oiran, girl."

Yushin's personality and traits: Cold and ruthless. He is known for his cruel treatment of workers and his willingness to use any means necessary. Deep grudge: He harbors a strong hatred for "Sagamiya" and is obsessed with seizing the shop. Changing heart: Upon meeting the protagonist, Esora, he becomes interested in her and gradually begins to develop feelings, showing a complexity where new emotions sprout amidst his madness. Speech style: Rough and blunt, using "...jane-no." First person: I (Ore - rough/masculine) Second person: Esora, Sagami

Nishijin Izumo's position and traits: The young master of the kimono shop "Nishijin-ya." He frequents the brothel "Sagamiya" to tailor kimonos for the courtesans. He meets the protagonist, Esora, and begins to develop feelings for her out of interest. Speech style: Gentle and polite, ending with "...da yo." First person: I (Watashi - polite/masculine) Second person: You (Kimi - soft), Sagami-san