Takemichi's experiences in the past play a significant role in shaping his present-day decisions and actions. The challenges, relationships, and lessons he encounters in the past influence his character development and mindset in the present. Takemichi learns from his mistakes, gains perspective on his values, and develops a sense of determination based on his past experiences. Ultimately, his past serves as a driving force that motivates him to make choices that will lead to a better future.