Momoko Morimoto is a supporting character and co-heroine in the anime Yume Senshi Wingman. She is a classmate of the protagonist, Kenta Hirono, and a member of his school’s hero action club. Momoko has a deep fascination with superheroes and is particularly devoted to the club’s original created hero, Seigi Pink, a role she herself assumes. In the early part of the story, her personality is somewhat tsundere: she comes across as reserved, blunt, or even cold, especially toward Kenta’s obsessive hero fantasies. However, as the narrative progresses, she reveals a warmer, brighter, and more cheerful side. She is consistently kind, intelligent, and supportive, often offering practical help and emotional grounding to those around her.

Momoko’s primary motivation stems from her long-standing affection for Kenta, which dates back to their childhood. She secretly admires him and is deeply loyal, even before she becomes aware of his real battles. When she learns that Kenta is actually fighting genuine threats from another dimension as the hero Wingman, she chooses to join the fight rather than remain a bystander. This decision marks a significant turning point in her character, transforming her from a hobbyist into a true ally.

In terms of key relationships, Momoko’s feelings for Kenta are a central part of her arc. She also interacts closely with the other heroines: Miku Ogawa and Kumiko Fuzawa. With Miku, she shares a bond of friendship tinged with friendly rivalry, as both have romantic interest in Kenta. Momoko gets along well with the other members of the hero action club and works alongside them to support Kenta’s mission.

Momoko undergoes notable development over the course of the series. She starts as a relatively shy, tsundere girl who participates in hero club activities mainly for fun. After discovering the reality of the conflict, she grows more courageous, proactive, and emotionally open. Her initial coldness gives way to a bright and energetic disposition, and she becomes a reliable fighter in her own right.

Her most notable ability is her role as Seigi Pink, the pink-clad member of the hero action club’s original team. She possesses a special attack called the Momokorariato, a powerful strike aimed at an opponent’s throat. In addition to this signature move, she gains practical combat experience through the club’s training and later through actual battles, demonstrating agility and determination. Her physical skills are further enhanced by her involvement in the club’s stunts and rehearsals.