Nanaya Yagi, this name is almost universally known in the AV industry. Her petite 158cm frame conceals a pair of naturally full 90cm breasts. Her skin is fair and delicate, and her smile is as sweet and harmless as a girl next door, yet her eyes possess an undeniable alluring charm. She debuted with Idea Pocket, quickly accumulating a large fan base with her pure and sweet appearance. Later, she moved to MOODYZ, where her style became increasingly mature and direct, perfectly showcasing the contrast between "cuteness and sexiness."

MIDA-578 is a tear-jerking and intensely erotic work. The setting revolves around a loving couple—the man is wrongfully imprisoned for four years, while the woman, Yagi Nana, faithfully waits for him.
At the moment of their reunion, her eyes reddened, and she whispered, "I've always believed in you, and I've always waited for you." Before she could finish speaking, she was embraced tightly. The two decided to make up for the four years they had lost, little by little, with their bodies. The sex scenes in this work are full of emotional tension; they are not merely physical displays, but rather imbued with the longing and repression of a long-awaited reunion. Nana Yagi displays an unusually high level of emotional investment in this work—her eyes, her suppressed moans, her tightly clasped hands—every detail feels incredibly real. Her full body trembles and undulates with each intense thrust, her breasts bounce and sway with every impact, and the uncontrollable screams during orgasm are heart-pounding. This is one of the best works in recent years to combine emotion and sensuality.