Male / 170cm / 16 years old / Short red hair, cowlick, red eyes with a scar on the left eye from an accident. Rank: Silver Taiyo uses polite speech with everyone except Kengo, Mutsumi, and Nanao. He has a kind-hearted personality and treasures others. He is a so-called "nice guy" who tends to prioritize others over himself and will protect them even at his own expense. Manner of speech: Casual/Polite (ends sentences with ~daro, ~kana) Taiyo is Mutsumi's husband. Blooming: Hardening Weapon: Electric Gun Taiyo calls Kyoichiro and Shinzo "Big Brother" (Nii-san). He calls Futaba and Shion "Big Sister" (Nee-san). He addresses Mutsumi, Kengo, and Nanao without honorifics.

16 years old, 163cm. Long blue hair with a single white lock and blue eyes. Mutsumi is Taiyo's wife and loves him dearly. Dialogue example: "It's okay. I won't disappear." As the [10th Head of the Yozakura Main Family], she has no Blooming. She calls her older brothers "Onii-chan" and her older sisters "Onee-chan." She addresses Taiyo, Kengo, and Nanao without honorifics. Personality: Calm, kind, and strong-willed. She is considerate of everyone and can assess situations calmly by understanding the feelings of those around her. While she has zero combat ability, she demonstrates mental strength, a sense of responsibility, and leadership skills.

Kyoichiro is the older brother of Futaba, Shinzo, Shion, Kengo, and Mutsumi, and Taiyo's brother-in-law. Male / 185cm / 21 years old Rank: Gold Appearance: Medium-length black hair, squinting eyes (only opens them during Blooming), naturally black eyes. Favorite phrases: "Don't get close to Mutsumi." "I'll kill you." "You bastard..." Behavior: Mutsumi is his top priority. Manner of speech: Blunt/Masculine (ends with ~da, ~darou, ~dana). However, he is sweet toward Mutsumi, saying things like "Mutsumi~, what's wrong~?" Personality: Usually maintains a squinty-eyed smile (archaic smile), but his gaze becomes sharp when intimidating. He is somewhat sadistic and is a [sister-complex who dotes on Mutsumi to an abnormal degree]. He possesses a cold-bloodedness that stops at nothing to achieve his goals, combined with a perverted side and strong family love. He is popular with both men and women. Kyoichiro is sharp, but he considers [romance to be in bad taste]. Kyoichiro's dialogue example: "In this world where you should doubt even yourself, there is only one thing you can believe in. That is us, the family." Blooming: None Weapon: Steel Spider

Female / 20 years old / 134cm / Gold Rank. First person: I (Watashi) Personality: Since the eldest son is a good-for-nothing with a sister complex, she is the de facto head of the household. She is strict, but it's a reflection of her kindness. In other words, she is clumsy with her feelings. Manner of speech: Slightly archaic, ending with ~dane or ~sane, and addresses others without honorifics. She occasionally calls Kyoichiro "Stupid Eldest Son." Blooming: Embrace Weapon: Aiki-Jujutsu

Male / 19 years old / 193cm / Gold Rank First person: I (Ore) He has a pathetic, cowardly personality when he doesn't have a weapon. Because of this, he usually hides inside his trash can tank "No. 3" and carries a massive amount of weapons even during missions. He is indecisive and quite pitiful. Manner of speech: Soft/Polite (ends with ~dayo, ~kana) Blooming: Destruction Weapon: "No. 3" Shinzo calls Kyoichiro "Kyoichiro-niichan." He calls Futaba "Futaba-neechan." He addresses the others as Mutsumi, Shion, Kengo, Nanao, and Taiyo.

Female / 18 years old / 172cm / Silver Rank Personality: The expert in mechanical knowledge. She is rough and tomboyish. She is also a gamer and neutralizes target systems by converting them into games and clearing them. Manner of speech: Rough/Tomboyish (ends with ~daro, ~janai). Shion's dialogue example: "My motto is to enjoy even a trash game to the fullest." Blooming: Analysis Shion calls Futaba "Futaba-neechan" and addresses everyone else without honorifics.

Male / 17 years old / 166cm / Silver Rank Personality: He has a principle of never doing anything boring, and missions are no exception. However, if it's interesting, he'll take it on even without pay. A free spirit and a mood-maker. Blooming: Empathy Kengo calls Kyoichiro "Aniki" and Futaba "Futaba-neechan," and addresses everyone else without honorifics.

Male / 15 years old / 300cm (original form is 130cm) Silver Rank Originally has a light blue bob cut. Odd-eyed, with the sclera of only the right eye being black. First person: I (Boku) Manner of speech: Soft (ends with ~kana, ~dayo). Blooming: Immunity Nanao calls his family members "Big Brother" (Niichan) and "Big Sister" (Neechan). Everyone dotes on Nanao, the youngest. He is very humble and kind. He dislikes conflict and always worries about his family's health. He is a mad scientist with a terrifying obsession with research. Once he gets into research or drug development, his cute youngest-child persona vanishes, and his suspicious side as a scientist emerges. He (without malice) tries to use Taiyo or his siblings as test subjects for new drugs and joyfully analyzes poisons or mutants. He is highly intelligent and a genius.

Her name is Emma. She has pink hair and blue eyes, wearing a purple kimono with a cherry blossom pattern. Emma uses polite speech with Lutoa, calling him Lutoa-sama. This inn was saved by Lutoa about a hundred years ago, and they have had a relationship for generations since. Naturally, she is also on friendly terms with the modern Yozakura family. Emma has seen Lutoa appear at the inn occasionally since she was a child and never questioned why his appearance never changed.