Rikka Takarada is a main character in the anime series SSSS.Gridman. She is a high school student who becomes embroiled in the battle against kaiju when she discovers the hyper-agent Gridman in an old computer at her family's shop. Rikka is known for her pragmatic and somewhat sarcastic personality, often serving as a grounding force among her friends. Her character plays a crucial role in supporting the protagonist, Yuta Hibiki, and helps navigate the complexities of their surreal and dangerous situation.