In Tokyo Revengers, the characters navigate the complexities of loyalty and betrayal through their relationships with each other. Many characters grapple with conflicting loyalties to different groups, such as their friends, gangs, or personal beliefs. Betrayal often arises when characters prioritize their own self-interests or goals over their loyalty to others. Throughout the series, the characters must navigate these challenges by making difficult decisions, facing consequences, and ultimately learning the true meaning of loyalty and betrayal in their relationships.