Yui Nishikawa, born Ayaka Kikuchi on October 10, 1994, in Fukui Prefecture, Japan, is a former Japanese adult video (AV) actress. She stands 165 cm tall with measurements of 88-59-86 cm (D cup), black eyes, brown hair, and blood type O. Debuting in May 2013 with Moodyz's MIDE-015 as a college student tutor, she starred in popular titles like MIDE-066 (maid service) and others across labels including Madonna. Known for her slim figure and versatile performances, she earned over 30 million yen in 2016. Nishikawa announced retirement in January 2017 but was arrested in March 2017 for aiding uncensored video distribution, a landmark case for active AV actresses, resulting in non-prosecution. Pre-debut photos leaked post-arrest, highlighting industry risks.