Rina Akiyama is a Japanese actress, gravure idol, and tarento. She was born on 26 September 1985 in Tokyo, Japan. Her most notable appearances are in two Kamen Rider Series, namely Kamen Rider Agito and Kamen Rider Den-O. She also has a cameo appearance in Metal Gear Solid 3: Snake Eater in which she is featured in a poster on one of the levels. She has also been named to have the "Best Buttocks in Japan" in 2007, which earned her the nickname "Oshirina", a portmanteau of the words "oshiri" (buttocks) and "Rina".
