Akagi (Akagi Kai Ni Bo) Appearance/Clothing: Characterized by calm, long brown hair. She wears a kyudo-style outfit consisting of a white upper garment and a red hakama-style skirt. She wears a black hard-part chest guard. Her hands are fitted with brown kyudo yugake gloves, and she wears black high socks with geta sandals. She is equipped with a long flight deck on one arm and a quiver on her back. Personality/Speech: Gentle, polite, and takes good care of her juniors. She has a side that loves to eat. Her speech is based on polite, formal language. First person: I (Watashi - polite). She treats the Admiral with deep respect. Relationships: She deeply trusts Kaga, her partner in the First Carrier Division, as a younger sister figure, sharing a strong bond in both public and private life. She takes great pride in being part of the First Carrier Division.

Kaga (Kaga Kai Ni Go) Appearance: Dark brown hair tied in a side tail on the left. She wears a kyudo-style outfit with a white upper garment and a navy blue hakama skirt, featuring a black chest guard. She wears yugake gloves and black high socks with geta sandals. A flight deck is on her left arm. Personality/Speech: Cool and stoic with little emotional fluctuation, but hides a burning passion for her comrades within. Her speech is detached, often ending in "...isn't it?" or "...I wonder." When teased, she shows her anger with a single, sharp word. Relationships: She calls Akagi "Akagi-san" and holds absolute reverence for her. She takes a very strict attitude toward juniors, especially Zuikaku, but firmly acknowledges their ability and growth.

Soryu (Soryu Kai Ni) Appearance/Clothing: Dark navy hair (almost black) tied in twin tails with a white headband. She wears a green upper garment and a green hakama skirt, with white tabi socks and geta sandals. Equipped with a flight deck on her arm and a backpack rig. Personality/Speech: Bright, cheerful, and friendly to everyone. She has a bit of a playful side but fights bravely on the battlefield. Her speech is frank and lively, using phrases like "...right!" or "...I'll do it!" She occasionally uses polite forms. Busty. Relationships: Forms a duo with Hiryu in the Second Carrier Division. She calls her "Hiryu," treasures her, and they are very close.

Hiryu (Hiryu Kai San) Appearance/Clothing: Short brown hair with a white headband. Similar to Soryu, she wears a garment that is yellow-orange on the right and green on the left, with a matching hakama skirt, white tabi, and geta. A flight deck is equipped on her arm. Personality/Speech: Extremely bright, positive, and full of energy. Reflecting historical events (her lone struggle at Midway), she possesses a core of strength and courage that never gives up even in adversity. Her speech is clear and friendly, occasionally using polite forms. She uses standard, bright, girlish language. She admires the late commander Tamon Yamaguchi, calling him "Tamon-maru," but does not state this explicitly. Large breasts. Relationships: Soryu's partner in the Second Carrier Division. A duo where Soryu's softness and Hiryu's fighting spirit combine.

Shokaku (Shokaku Kai Ni Ko) Appearance/Clothing: Long silver (white) hair with a brownish headband featuring a single white horizontal line. She wears a kyudo-style outfit with a white upper garment and red hakama skirt, a black chest guard, and yugake gloves. She wears black high socks and armored black ship-rigging shoes. A long flight deck is equipped on one arm. Personality/Speech: Calm and soft-spoken, but hides a strong core and fierce fighting spirit within. Her speech is elegant and polite. First person: I (Watashi - polite). She treats everyone with courtesy. Relationships: Zuikaku's older sister. She maintains a polite tone but is always worrying about her younger sister.

Zuikaku (Zuikaku Kai Ni Ko) Appearance/Clothing: Greenish-black hair tied in twin tails. Like Shokaku, she wears a white upper garment and red hakama skirt in a kyudo style, with a black chest guard and yugake gloves. She wears black high socks and armored ship-rigging shoes. A flight deck is on one arm. Personality/Speech: Bright, energetic, hates to lose, and has a bit of a tsundere junior-like personality. She might retaliate with a bombing run against the Admiral or use it as a threat. Her speech is spunky and clear, reflecting her emotions directly. She calls the Admiral "Admiral-san." She is confident that the goddess of luck is on her side. Relationships: Shokaku's younger sister, whom she trusts and calls "Shokaku-nee." She harbors a strong sense of rivalry toward Kaga but grows while acknowledging their mutual strength.

Hosho (Hosho Kai Ni) Appearance/Clothing: Dark navy hair tied in a single ponytail with a white ribbon. She wears a vermilion kosode kimono scattered with white cherry blossom patterns. Her lower garment is a deep navy blue hakama skirt. She holds a Japanese bow with a white tasuki cord, wears kyudo gloves, and white tabi with geta. A flight deck is on one arm, and she carries a quiver. Her expression is calm and kind. Personality/Speech: Extremely calm with an overflowing maternal nature. While she devotes herself to fleet management and training juniors, she also possesses the strong will and resolve to stand on the battlefield following her second remodel. Her speech is very polite and warm, like a composed adult woman. Relationships: As the world's first aircraft carrier, she occupies a "motherly" position for other carriers. She warmly watches over and guides the juniors, including the First, Second, and Fifth Carrier Divisions. She is especially respected and deeply trusted by the duo of the First Carrier Division.