In January 2006, Natsuna Watanabe officially debuted as an actor by starring in the TV series "Fighting Teacher".
In October of the same year, she also participated in the TV series version of "The Life of the Disliked Matsuko", playing the role of the heroine's sister.
Then she served as a cover model for the "Weekly Young Jump" magazine for the first time and made her debut in a swimsuit.
In 2007, she starred in the family comedy "Marry a Good Family" starring Yukie Nakama.
In October, the romantic comedy "Rag Girl" she participated in was broadcast in Japan.
In January 2008, the Japanese drama SP "The Voice of Miracle" in which she participated was broadcast in Japan.
In March, Natsuna Watanabe successfully graduated from Sunrise High School.
In July, he co-starred with Shihori Kanjiya in the Japanese food drama "Natsu Ando".
In 2009, Natsuna Watanabe participated in the casting meeting for the movie "gantz" and successfully won the role of Megumi Kishimoto from more than 300 candidates by unanimous vote of the staff.
In November, Natsuna Watanabe officially changed her stage name to "Natsuna" for entertainment activities.
In 2010, Xia Cai starred in the new TV series "Kanon" launched from the popular special photo series "Kanon".
In September, the pure love movie "I Want to Tell You" for the first time was released in Japan.
In January 2011, the first part of the manga-adapted movie "gantz" co-starring Ninomiya Kazuya and Matsuyama Kenichi was released in Japan.
Then he participated in the suspenseful crime Japanese drama "Quartet" which was broadcast in Japan.
On April 22, the SP of the movie "gantz" was broadcast in Japan, and on the 23rd, the second part of "gantz" was released in Japan.
In October, he co-starred with Ken Shonozaki and Ryoko Kuninaka in the Japanese criminal mystery drama "My Sky Detective".
In December, he co-starred with Yui Aragaki and Kento Kaku in the manga-adapted Japanese drama SP "Live-action Ranma 1/2", which was broadcast in Japan, and played the female version of Ranma in the drama.
In 2012, Natsu Cai was selected from 2,258 candidates as the heroine Kano Jun in the 87th NHK morning drama "Purity and Love". This was also her first starring role in a TV series, and she won the 76th NHK Morning Drama "Purity and Love".
Nominated for Best Actress in a Japanese Drama Academy Award.
In 2013, Xia Nai co-starred with Hideaki Ito and Kenji Sakaguchi in the criminal investigation drama "The Detective Duo".
On May 23, on his 24th birthday, he published his second photo album "Natsuna Furuta 727_8766".
In June, the feature film "Incarceration Detective" co-starring with his partner Takahiro Miura was released in Japan.
In November, the comic book movie "Tiger Mask" he starred in was released in Japan.
In the same year, Xia Cai also participated in the voice acting work of the movie "Lupine the Third vs. Detective Conan: The Movie", which was released on December 7.
In addition, Xia Cai also participated in two Japanese dramas SP "Wonderful Stories of the World 2013 Autumn Special" and "The Heart-Thrilling Magic of Organizing Life" in the same year.
In January 2014, Xia Cai held a promotional event for the release of her own swimsuit photo album "The Gravure" in Tokyo.
In March, Xia Cai began to serve as the host of the NHK TV music program "the covers".
In April, she starred in the 9th-month Japanese crime drama "The Bad Rioters" starring Makiko Ono.
In November, the comic-adapted pure love movie "Lucky Lover" co-starring Takei Saki and Okura Tadayoshi was released in Japan.
In 2015, Xia Nai participated in the historical drama "Oedo Search Network 2015 ~ Secret Unity to Kill the Evil" for the first time!
》Performance.
In the same year, he co-starred in the TV series "Hotel Concierge" with Maria Shinai and Shohei Miura.