Tokyo Revengers addresses the theme of sacrifice and its impact on personal relationships by depicting how characters are willing to make difficult decisions and give up personal desires for the greater good or to protect their loved ones. The sacrifices made by the characters often lead to conflicts and strained relationships, showcasing the complexities and consequences of selfless acts. Additionally, the series explores how sacrifice can strengthen or weaken personal bonds, highlighting the emotional toll and moral dilemmas that come with putting others before oneself.