Haruna Kawaguchi is a Japanese model and actress under the Ken-On agency. She is known for playing the lead role in the film Ouran High School Host Club, POV: Norowareta Film, Zekkyō Gakkyū, and Say "I love you".
Haruna Iikubo is a Japanese fashion model, actress and pop singer. She is a tenth-generation member and sub-leader of the pop group Morning Musume. She is a former model for the Japanese fashion magazine Love Berry. In 2009, Haruna won a special award at the exclusive auditions for the fashion magazine Love Berry. She first appeared as a model in the June number of the magazine. Since the July issue, Haruna Iikubo adopted the stage name Hau Dan (壇 はう?). She "graduated" from Love Berry (left the project) in the February 2011 number. On September 29, 2011, at a concert at Nippon Budokan, which was part of Morning Musume Concert Tour 2011 Aki Ai Believe: Takahashi Ai Sotsugyō Kinen Special, it was announced that Haruna Iikubo passed the auditions alongside 3 other girls: Ayumi Ishida, Masaki Satō, and Haruka Kudō. On April 18, 2012, it was announced that Morning Musume's Tanaka Reina and the 9th & 10th Generation members would participate in a new stage play titled Stacey’s Shoujo Saisatsu Kageki. The musical ran from June 6 to 12. On July 20, it was announced that Iikubo, Yajima Maimi, Tokunaga Chinami, Natsuyaki Miyabi and Nakajima Saki were chosen to form the unit DIY♡.First, Haruna Iikubo was assigned the color chocolate. At the end of July 2012, Haruna Iikubo announced at a concert: "I'm graduating from the chocolate color". From the Morning Musume 2012 autumn tour she would be working in a new color image, and the new color would be made public at the July 30 Morning Musume's Ustream broadcast starting 19:30 JST. At the broadcast, her color was revealed to be honey color (ハニー色?).
Haruna Kojima is a Japanese actress, singer, and a member of idol group AKB48 under Team A. Kojima started her career as a member of Angel Eyes, an idol group under Stardust Promotion. After Angel Eyes disbanded in 2001, she remained in contract with Stardust, but later switched to Ogi Production.