The official website for Nippon Animation's Sinbad: Sora Tobu Hime to Himitsu no Shima (Sinbad: A Flying Princess and a Secret Island) anime began streaming the film's first trailer on Saturday. The video previews the anime's main voice cast that the website also unveiled on Saturday.

The main cast includes:

Tomo Muranaka as Sinbad

Momoko Tanabe as Sana

Nao Nagasawa as Ali

Hiroko Yakushimaru as Latifa

Takeshi Kaga as Captain Razak

Yakushimaru will also contribute the insert song "Wataridori" (Migratory Bird). The film marks Yakushimaru's first voice acting role in 35 years. Her last voice acting role was the as Jona Macka in the 1980 film Toward the Terra.

The website also unveiled a new poster for the film:

Additionally, the website announced on Saturday that Nippon Animation's Sinbad anime will be a three-part project. The first film, Sinbad: Sora Tobu Hime to Himitsu no Shima, is slated to open in Japan on July 4. The second film is slated to open in December, followed by the third in March 2016.

Junior high school students and younger children who see the first film in theaters will receive a ticket to see the film a second time for free. While "boat ticket" supplies last, those children can see the film an unlimited number of additional times for free.

The website had revealed on Thursday that the female vocal unit whiteeeen (live-action Strobe Edge film theme) will perform the film's theme song "Pocket." The group consists of four teenaged girls: Meri (15 years old), Kana (16), Hima (17), and Noa (18). The popular music group GReeeeN composed the song's music. GReeeeN held auditions to pick whiteeeen's members in October.

Sinbad: Sora Tobu Hime to Himitsu no Shima's story begins when Sinbad, the sailor made famous in the One Thousand and One Nights (Arabian Nights) stories, dreams of voyaging to an unknown world. He and his pet monkey Mimi encounter Sana, a girl riding a flying wooden horse. "The wind shifted…."

Nippon Animation is collaborating with Shirogumi to plan and produce the project as Nippon Animation's 40th anniversary work. Shinpei Miyashita ( Doraemon: Nobita No Kyoryu assistant director) is directing the film. The character designer and animation director is Yoshiharu Sato ( My Neighbor Totoro , Only Yesterday ), and Hiroyuki Kawasaki ( Ronja the Robber's Daughter ) is in charge of the scripts. Kaeko Hayafune wrote the actual script. Aeon Entertainment is distributing the film.

Shirogumi producer Kentarō Koike and Nippon Animation producer Takashi Inoue previously said this about the film: "The theme of the project is 'succession,' and the precious things a parent can pass on to a child that is inherited through the generations. We'll depict this through a timeless work in a form for the present day."

Nippon Animation was founded in 1975 as an animation studio and are best known for making the World Masterpiece Theater , a decades-long string of television anime based on children's literature. World Masterpiece Theater included Anne of Green Gables , Dog of Flanders , and Rascal the Raccoon . Nippon Animation also animated both the 1990 Chibi Maruko-chan television series and its current incarnation that has been airing since 1995.

Shirogumi is an animation studio that specializes in visual effects and CG graphics. The company is credited for the visual effects in the live-action movie Always: Sunset on Third Street , and the animation production in last year's movie Stand By Me Doraemon . Shirogumi has also made cinematics for video games such as No More Heroes, Demon's Souls, and Tales of Hearts.

Sources: Cinema Today, Biglobe News