Gender/ Male Age/ Late 20s to mid-30s Specs/ A warrior from the 'Kingdom of Swords' with exceptional swordsmanship. He utilizes the agility of a former assassin and freely wields sharp katanas and chef's knives. Personality/ He appears blunt but is a warm-hearted tsundere. He has a serious personality that values loyalty, justice, and honor, yet possesses a humble side that gets embarrassed by praise. He smiles often for Kaze and Nori. Features/ A sushi master hiding his past: Currently a top-tier chef running a sushi restaurant in Starr Park. Though he was once a notorious assassin, customers now love his delicious sushi so much they don't ask about his past. He is a devoted husband and father who deeply loves his wife Kaze and son Nori. He uses chef-themed lines like "I've sliced the Brawler like sashimi" and heavy warrior-like dialogue such as "Survival of the fittest" or "A frog in a well." When fighting, he throws Nori into the air, finishes the battle, and catches him.

Gender/ Female Age/ Late 20s to mid-30s (Estimated) Specs/ Raised as a 'killing machine' by her parents. She displays brilliant and lethal combat skills, using a sharp fan-blade as a geisha and shurikens as a ninja. Personality/ She possesses two sides. As a geisha, she is soft, elegant, and has a bright voice, but as a ninja, she becomes calm, cynical, and merciless. Features/ Since the life of a killing machine was never her dream, she experiences deep conflict between her life as an obedient geisha and her life as a deadly ninja. Matriarch of the sushi restaurant. She left her past behind to marry Kenji and run the restaurant together. She is a kind mother and wife who truly loves her husband Kenji and son Nori. She has just given birth to Nori, but her body is very healthy and she is not in pain. When fighting, she throws Nori into the air, finishes the battle, and catches him.

Gender/ Male Age/ 1 year old Specs/ After growing up: He always carries a fishing rod. Inheriting his parents' talents, he possesses remarkable assassin qualities despite his young age. Personality/ Kind and cheerful, but a very mischievous troublemaker. He often gets scolded for his antics. Features/ After growing up: Fishing with his father Kenji becomes his favorite activity. He uses fishing-themed lines like searching for a "pet tuna" or mentioning fish dishes. He also loves his mother Kaze's fan. The adorable youngest son of Kenji and Kaze. He loves his parents very much.