Karen Natsuhara (夏原カレン), born on May 13, 1987, in Tokyo, Japan, is a prominent Japanese AV actress renowned for her stunning figure: 158 cm tall, with measurements of 90-58-86 cm (F-cup bust), blood type A, and shoe size 24 cm. She made her AV debut on December 11, 2009, with KUKI's 'Hatsuhana - Summer Original Karen,' captivating audiences with her beauty and sensual performances. Initially managed by Five Promotion (Marks Group), she starred in notable titles like '2nd Virgin 240min Special' (2010, KUKI), 'Super Beautiful Big Breasts King Game' (2010, SOD Create, alongside stars like Otoha Leon), and 'Late-Night Drunken Lust 4' (2010, Prestige). After retiring in 2011, she staged a comeback in August 2017 as Chihaya Nana under Tea Powers, followed by aliases Aida Chinari and Nakama Asuka with E-BODY in February 2018. Natsuhara has also appeared on television in shows such as 'Pusu Suma' (TV Asahi) and 'Momo no Fukurami' (MONDO TV). Her hobbies include hair arrangement, aromatherapy, and spa visits. As of recent records, she continues activities under various names.