"Takumi Shirasaki is a key character in the Japanese manga ""The Substitute Bride"". He appears early in the story as the heir to the Shirasaki conglomerate, one of the wealthiest families in the country. Takumi is a handsome young man with dark hair and piercing blue eyes. He is often seen wearing designer suits and exudes an air of grace and elegance.

Takumi is first introduced when the protagonist, Aimi Tokutake, is hired as his fake fiancée. Despite his initial skepticism, Takumi grows to trust Aimi and relies on her to help him escape a looming arranged marriage. As the story progresses, the two develop a genuine bond, and Takumi opens up about his troubled family history and his own personal struggles.

One of Takumi's defining traits is his determination. He is fiercely independent and refuses to be controlled by his domineering father, who is determined to see him wed to a suitable match. Takumi is also fiercely loyal to his friends and loved ones, and will go to great lengths to protect them from harm.

Takumi is a complex character with a troubled past. He was forced to grow up quickly after his mother died when he was young, and has struggled to find his place in the world ever since. Despite his privileged upbringing, Takumi is not afraid to get his hands dirty and is always willing to work hard to achieve his goals.

Overall, Takumi Shirasaki is a compelling character who adds depth and complexity to the story. His loyalty, determination, and troubled past make him a relatable and sympathetic character, and readers will root for him as he navigates the challenges of love, family, and identity in ""The Substitute Bride""."