Anticipation Soars as 'Little Shark's Day Out' Anime Film Unveils New Trailer, Visual, and Voice Cast

Anticipation for the animated feature, Eiga Odekake Kozame: Tokai no Otomodachi (Little Shark's Day Out The Movie: A Friend in A Big City), continues to build as its creators unveil a captivating new main trailer, a striking promotional visual, and an exciting roster of three additional voice cast members. This highly awaited cinematic adaptation of the beloved internet animation series is set to grace Japanese theaters on August 22, 2025, promising a heartwarming journey into the bustling metropolis.

A Glimpse into Kosame-chan's Urban Adventure

The recently released trailer, which debuted on July 20, 2025, offers an intimate glimpse into the adventures of Kosame-chan, the endearing anthropomorphic baby shark. Audiences will follow her as she embarks on a poignant departure from her cherished hometown of Yauo to navigate the vibrant urban landscape. The footage masterfully conveys Kosame-chan's wide-eyed excitement and tender trepidation, interwoven with gentle life lessons learned through her exploration. Visuals rich with the nostalgia of summer days, lively festival stalls, and childhood treats promise to immerse viewers in a narrative brimming with warm, comforting charm. The film’s central theme, the universal experience of venturing beyond one’s familiar comfort zone, is beautifully articulated through the subtle, expressive emotions of its protagonist.

New Voices Join the Cast

Adding to the excitement, the film's dedicated fanbase will be thrilled by the announcement of new vocal talents. Toshiya Miyata, a prominent member of the popular Japanese idol group Kis-My-Ft2, makes his highly anticipated voice-acting debut as an office worker Kosame-chan encounters. Miyata expressed his enthusiasm, describing the world of Kosame-chan as gentle, healing, and immersive, qualities he hopes will deeply resonate. Veteran voice actors Akira Takano and Kazuto Mokudai are also confirmed to join in currently undisclosed roles, further enriching the film's vocal tapestry.

Striking Visuals and Uplifting Music

Complementing these revelations is a newly unveiled promotional visual. This powerful image showcases Kosame-chan set against a sprawling city skyline, brilliantly contrasting her small, distinctive silhouette with the towering urban environment, underscoring themes of discovery and personal growth. The official website has also confirmed a new theme song, with artist details expected soon. While the studio remains tight-lipped, they assure fans of an uplifting track that perfectly complements the film's wholesome tone.

Produced by the same acclaimed animation team responsible for the successful TV and digital shorts, Eiga Odekake Kozame emphasizes meticulously hand-crafted animation and expressive chibi-style character designs. As the release date approaches, advance tickets are slated for early August, with distributors hinting at special screenings and exclusive merchandise campaigns. Both loyal fans and newcomers alike eagerly anticipate its debut, positioning Eiga Odekake Kozame: Tokai no Otomodachi as a definitive highlight of summer 2025 in Japanese animation cinema, a captivating tale of friendship, adventure, and the joy of exploring new worlds.