In 2004, Ninomiya launched her own fashion brand, "Pinky'n' Ring," which quickly gained popularity among young Japanese women. The brand's unique and eclectic designs reflected Ninomiya's own personal style, which blended elements of Japanese pop culture with Western influences. The success of Pinky'n' Ring cemented Ninomiya's status as a fashion icon in Japan and established her as a talented designer.

Nana Ninomiya is a true Japanese fashion icon, known for her bold sense of style, captivating on-screen presence, and entrepreneurial spirit. From her early days as a model to her current status as a fashion designer and actress, Ninomiya has made a lasting impact on Japanese fashion and culture. Her legacy continues to inspire young designers and fashion enthusiasts, and her influence can be seen in the many fashion brands and designers who have followed in her footsteps. As a testament to her enduring popularity, Nana Ninomiya remains one of the most beloved and respected figures in the Japanese entertainment industry.

Ninomiya's big break came in 2002 when she landed a role in the Japanese television drama "Shirley Valentine." Her performance earned her widespread recognition, and she soon became a sought-after actress in Japan. Her success on screen led to opportunities in the fashion world, where she began to make a name for herself as a stylish and influential celebrity.

Nana Ninomiya's sense of style is characterized by her bold and eclectic approach to fashion. She is known for mixing and matching different patterns, textures, and colors to create unique and eye-catching outfits. Her fashion inspiration ranges from Japanese street fashion to classic Hollywood glamour, and she often incorporates elements of both into her designs.