The Rain Mikamura swimsuit variant figure presents a bright, dynamic display piece inspired by the Kidou Butouden G Gundam series. She stands with a poised, athletic stance on a clear, subtly reflective base that emphasizes her confident silhouette. The one-piece swimsuit is rendered in vivid color accents with fine seam detailing and tasteful shading to highlight muscle tone and curves, while still preserving a soft, animated feel. Hair is sculpted with crisp, wind-swept strands that frame her face, and her facial expression conveys calm focus and determination. Small accessories and surface textures convey a beach-inspired, playful aesthetic without compromising the heroic vibe of the character.

Rain Mikamura is portrayed as a composed, intelligent ally who supports the hero throughout the mobile suit battles. In Kidou Butouden G Gundam, she brings technical insight, medical aid, and emotional steadiness to the team. Her backstory reveals a legacy of leadership and courage, which informs her decisions during crises and battles. She often acts as a bridge between friends and rivals, meditating on the cost of war while encouraging teamwork. This figure's swimsuit version captures her confident demeanor and resilient spirit, reflecting her role as a trusted partner who combines grace with resolve, reminding fans that strength can be calm, compassionate, and strategic.