Rion Nishikawa (西川りおん), born on May 18, 1989, in Osaka, Japan, is a retired Japanese AV idol famed for her voluptuous physique. Measuring 40H-24-35 (B101-W60-H89 cm) and standing 156 cm tall, her natural H-cup breasts were her signature feature. With brown hair and eyes, no tattoos or piercings, she debuted in the JAV industry around 2013, appearing in titles like 'Rocket Type Bust,' 'Sky Angel 183,' and 'Catwalk Poison 100.' Active through 2016, she starred in at least eight films, often in big-tits genres portraying maids, wives, or seductive figures, including creampie scenes. Known by aliases such as Rio Nishikawa, Riona, Asami, and Chikage, Rion's performances highlighted her curvaceous body and enthusiastic style. A Taurus with blood type B, she captivated fans before retiring. Her legacy endures in popular JAV collections, with profiles on sites like IAFD and FreeOnes ranking her highly.