During this decade, photo collections featuring young models were widely sold and legal in Japan.

After completing her secondary education, Rika decided to pursue a career in the entertainment industry. She began her journey as a model, appearing in various Japanese fashion magazines, television shows, and commercials. Her stunning looks, combined with her charming personality, quickly caught the attention of industry professionals, who saw potential in the young and ambitious Rika.

(who later transitioned to a singing career as Rika Himenogi ) left a distinct mark with her debut work, (often translated as "Before Waking Up").

: The work is noted for its "before and after" approach, documenting her development through Rikitake's specific photographic lens.

The story concludes with a horrifying choice. The protagonist (often a nurse or a curious paranormal investigator) must decide whether to wake Rika up permanently. If they do, the world as we know it resets to the moment of her trauma. If they do not, she remains in purgatory, and we remain as fleeting hallucinations inside her coma.