She revealed that she married shortly after retiring, but the relationship has since ended in divorce .

According to sources close to Nagase, she cited a desire to pursue a more private life and explore new opportunities outside of the spotlight as the primary reasons behind her sudden retirement. Nagase has been a household name in Japan for over a decade, gracing the covers of top fashion magazines, appearing in numerous television dramas, and walking the red carpet at prestigious awards ceremonies.

Nagase formally declared her retirement and stepped away from the industry in , leaving behind a small but incredibly impactful filmography. For years, fans speculated about the reasons behind her abrupt departure and wondered what path her life would take outside the entertainment spotlight. The Real Life of Rina: Post-Retirement Realities in Kyoto

: The discussion touched upon the dedication required to maintain a successful career in a competitive field.

: One of their most recent public sightings together was at a birthday celebration for director Samoari. Personal Challenges and Future Plans

She has also signed a deal to write a poetry anthology, Silent Chords , which will be published in Spring 2026 via a small independent press. She explicitly refused a major publisher to avoid book signings and fan events.

"To everyone who watched me grow up on screen: Thank you for making my dream come true. I was just an ordinary girl, and you made me a star. From now on, I will be cheering for you from the other side of the screen."