alongside Sayaka Akimoto and Sae Miyazawa. She graduated from the group in November 2008, citing health issues. AV Debut (2010)

The debut was meticulously planned to maximize the "former idol" gimmick. Nakanishi Rina | AKB48 Wiki | Fandom

Officially retired from the AV industry and show business entirely.

The AV debut of , a first-generation AKB48 member who performed under the stage name Riko Yamaguchi , was a landmark event in Japanese idol culture. Her transition from a prominent idol to an adult video actress under the code DV-1184 (released by Alice Japan ) was the first of its kind and set a major precedent for future former idol transitions. Key Career Information

After a brief hiatus and an attempt to remain in mainstream entertainment, she transitioned to the adult video (AV) industry under the stage name . Her debut in DV-1184 was highly controversial, as she was the first high-profile former member of the AKB48 group to enter the industry, a move that significantly impacted the "clean" image traditionally associated with Japanese idols. Production and Marketing of DV-1184