Kazuma Soma is a memorable supporting character in Fruits Basket 2nd Season, known primarily as the martial arts master and adoptive father of Kyo Soma. He is a man in his early forties with a tall, broad stature and a calm, traditional presence, often dressed in a simple dark blue kimono. He runs a dojo near the main Soma estate, where he teaches karate to several younger members of the family, including Kyo, Yuki, Kagura, and Hatsuharu.

Kazuma’s background is deeply entwined with the Soma family’s curse, specifically its relationship with the Cat spirit. His grandfather was the previous Cat, an experience that left a lasting mark on Kazuma. As a child, he treated his own grandfather cruelly out of fear and societal pressure, an act he deeply regretted after his grandfather’s forgiving deathbed demeanor. This regret and a desire for atonement are the foundational motivations for his later actions. When Kyo was born as the next Cat and subsequently rejected by his father after his mother’s death, Kazuma took the boy in, raising him as his own son and becoming his staunchest protector.

In terms of personality, Kazuma is presented as an incredibly wise, level-headed, and kind individual. He is fearless in his devotion to Kyo, willing to defy the head of the family, Akito, and the rest of the Soma clan to give the boy a happy life and prevent him from suffering the same lonely fate as his grandfather. He is supportive and emphasizing, creating a safe haven for Kyo that no other family member could provide. However, he possesses a quiet humility, even a low opinion of himself, believing he acts on selfish impulses by forcing his love and care onto Kyo against the boy’s will. Despite this internal conflict, he serves as a guiding philosopher for Kyo, offering profound wisdom about the cyclical nature of hope and despair. A notable quirk is his remarkable incompetence in everyday tasks; he is a notoriously terrible cook with no sense of flavor, a trait that is played for gentle humor.

Kazuma’s role in the second season is pivotal to Kyo’s character arc. He acts as the catalyst for one of the season’s most critical events. Convinced that Tohru Honda’s genuine kindness could save Kyo from his darkness, Kazuma takes the immense risk of removing the rosary bracelet that suppresses Kyo’s monstrous true form, forcing him to transform in front of her. This is not a cruel act but a calculated gamble born of love and desperation, hoping Tohru’s reaction will prove that Kyo is not inherently a monster to be rejected. His key relationships are central to the story. His bond with Kyo is the most important; it is a complex father-son relationship built on atonement that blossoms into genuine, unconditional love, even as Kyo struggles to call him "father". His relationship with Tohru is one of trust and hope; he sees in her the potential to do what he alone cannot. He also interacts with other zodiac members like Kagura and Yuki as a respected teacher.

Development for Kazuma in this season is subtle but significant. It revolves around him learning to accept that his love for Kyo is not a burden or an act of selfish atonement, but a true, paternal devotion. After Tohru accepts Kyo’s true form, Kazuma finds a sense of peace, symbolized by cutting his long hair, which he had kept long as a superstitious prayer for Kyo’s fortune. This act signifies his belief that Kyo’s future is now brighter and that he no longer needs to rely on such rituals. Regarding abilities, Kazuma is a highly accomplished master of karate, possessing the skill to train several younger Soma family members and the physical presence to command respect. His true strength, however, lies not in martial prowess but in his emotional resilience, wisdom, and the unwavering protective love he has for his adopted son.