TV-Series
Description
Daichi Kuraki is a secondary character in the series who initially appears as a mysterious bespectacled man working for the powerful Kaionji Group before his true identity and complex motivations are revealed. He is a young adult male with brown hair cut to ear length and purple eyes, often seen wearing a formal suit and glasses, giving him the appearance of a calm and professional corporate figure.

Regarding his background, Daichi is not originally the corporate executive he pretends to be. He is revealed to be someone from Keita Ibuki's past, previously known to Keita by a different name, Sawamura. It is implied that he was a good friend of Keita before an incident where he was supposedly killed after jumping in front of a train, an event that led others to believe he was dead. In reality, this was a cover for him to disappear and begin working against the Shishigami Clan and the Kaionji Group from the inside.

Daichi's personality is defined by a deep-seated and resolute determination to achieve his goals, which centers on dismantling the existing order established by Tera Guardians. He is a calculating and strategic individual, capable of maintaining a false identity and long-term deception to further his plans. While he is not an open antagonist in every situation, his willingness to use extreme methods, including violence and manipulation, reveals a cold and pragmatic side. His ultimate ambition is to create a new world order, a utopia shaped according to his own vision, demonstrating a strong-willed and potentially totalitarian mindset.

His primary motivation stems from a desire to defeat the Shishigami Clan and stop their plans to reshape the world for Tera Guardians. Rather than simply preserving the status quo, Daichi seeks to establish his own brand of utopia, indicating a belief that he knows the correct path for humanity's future. His actions are driven by this grand ambition, seeing the existing power structures as something to be overthrown and replaced.

In the story, Daichi serves as a key figure whose allegiances shift the balance of power. Initially presented as a subordinate to President Yuki and the advisor Reishin, he is tasked with finding Yuki's Doppeliner, who is later revealed to be Akane Sano. He is shown to be secretly undermining the Kaionji Group from within, hiding Keita, Kuro, and Akane in his cottage after they are in danger. Eventually, he fully steps into the role of an antagonist, initiating his own plans for global conquest and becoming the head of the Kaionji Group, even becoming officially engaged to Yuki to consolidate his power. His actions directly drive the conflict in the latter part of the story, forcing the protagonists to oppose him directly.

Key relationships define his role in the narrative. He has a significant and complicated past with the protagonist Keita Ibuki, having been his close friend before his apparent death and subsequent return as a different person. With Akane Sano, he is connected through her role as the Doppeliner of Yuki, making her a target in his early schemes. His relationship with Yuki is strictly functional, as he uses his position and their engagement to further his control over the Kaionji Group. He is also served by his own Tera Guardian, Raiga, who acts as his powerful enforcer and was responsible for killing Kakuma to access the Tera Stone.

Regarding development, Daichi's character arc moves from a mysterious ally working in the shadows to a primary antagonist with his own openly declared agenda. His path is not one of redemption but of revelation, as his long-held beliefs and plans come to the surface, transforming him from a potential supporter of the heroes into their adversary. He successfully orchestrates the removal of Reishin and then steps into the power vacuum to begin his own reign.

His notable abilities are not primarily physical but strategic and political. His greatest power lies in his information, his long-term scheming, and his control over the vast resources of the Kaionji Group. For direct combat, he relies on his contracted Tera Guardian, Raiga, who is a formidable fighter. Raiga possesses an Exceed ability known as the Shidin Sword, a powerful weapon used in battle. Daichi's effectiveness as a threat comes from his intelligence and his ability to command such powerful forces rather than from any personal fighting prowess.
Cast