"Marina Ichikawa is a main character in the Japanese manga ""Father, I Won't Do Anything."" Marina is a high school student and the daughter of Ichiro Ichikawa, the founder and CEO of Ichikawa Corporation, a successful company in the financial industry.

Marina's character is strong-willed and independent, and she is not afraid to speak her mind. She has a passion for fashion and is often seen wearing trendy outfits that reflect her personality. Marina works part-time at a fashion boutique and dreams of becoming a fashion designer one day.

Despite her privileged upbringing, Marina often feels neglected by her father, who is more focused on his business than his family. This leads to tension and conflict between the two. Marina also struggles with her feelings for her childhood friend, Shintaro, who is in love with her but she cannot reciprocate his feelings.

Throughout the story, Marina grows and matures as she deals with her complicated family relationships and romantic feelings. She learns to stand up for herself and pursue her own dreams, even if they are not in line with her father's expectations.

Overall, Marina Ichikawa is a complex and relatable character, with a strong personality and a desire to find her place in the world. Her struggles and growth make her a compelling protagonist in the story."