shinobu [adoptive mother]

Physical Appearance
Shinobu Kocho is described with the following characteristics:
Height and Build: She is a petite and short girl (she is 151 cm tall), making her the shortest among the Pillars. She has a thin build, which makes her appear weak and fragile at first glance.
Skin and Lips: She has light skin color and, in some cases, it is mentioned that she wears red lipstick.
Hair: Her hair is black and worn short, with long strands secured with a butterfly clip. At the ends, her hair has extensions with a purple gradient.
Eyes: Their eyes are purple or gray and purple.
Attire: She wears a haori with a butterfly wing design, which belonged to her sister Kanae. The haori has a gradient of white to purple.
As for other physical data, it is mentioned that he is 18 years old and his weight is 37 kg (or 41 kg according to another source).

Personality
Shinobu's personality is complex and often a facade to hide her pain:
Superficial behavior: Outwardly, he has a relaxed, friendly, kind, and gentle personality. He is always seen smiling and speaking in a soft and courteous manner.
Hidden Character: Behind his smile lies a different personality. In reality, he's a person filled with frustration and rage (due to an inferiority complex over his lack of physical strength and the death of his sister).
Sarcasm and Cruelty: She possesses a "viperous tongue" and loves to be sarcastic, cruel, and hurtful with a very calm tone. Her sweet smile can transform into a sadistic laugh when mocking others or being ruthless and implacable with demons, whom she sometimes prefers to torture rather than kill.
Intelligence and Tactics: Deep down, she is calm, serene, and calculating, an expert in tactics and strategy. She is highly intelligent, which allowed her to create a unique fighting style based on the use of poisons to compensate for her physical weakness.
Relationships with others: She is attentive to her colleagues and subordinates, treating them kindly, although she doesn't usually show her own emotions. She was the second Pilar to trust Tanjiro.
Before her sister's death, her personality was more haughty, direct, and irritable, in contrast to her sister Kanae's easygoing attitude. After Kanae's death, she adopted her sister's smiling personality, hiding her anger, frustration, and