Koki Uchiyama is a voice actor with multiple upcoming anime roles in 2026 and 2027, including lead roles in Tank Chair and Fool Night, and supporting roles in Firefly Wedding, Fate Rewinder, and Cyberpunk: Edgerunners 2.
As of mid-2026, Koki Uchiyama is attached to five announced anime projects, with releases ranging from fall 2026 to spring 2027. He voices Nagi Taira in the Tank Chair adaptation, which premieres in fall 2026 and is produced by Polygon Pictures. In Fool Night, he plays the protagonist Toshiro Kamiya, a series produced jointly by Sunrise and Shaft for Netflix in 2026. He is also cast as D in Cyberpunk: Edgerunners 2, a standalone sequel set to stream on Netflix in fall 2026.
In the Firefly Wedding adaptation by David Production, he stars opposite Lynn, with the series debuting in October 2026. Finally, he is cast as Shirai in the Fate Rewinder anime, which is set to premiere in April 2027 on TV Asahi. All of these roles were announced in 2026, with the most recent being the Firefly Wedding premiere at Anime Expo in July 2026. The volume of projects and the range of studios and genres indicate a busy period for the actor, though no single project has yet aired.
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The first episode of the Firefly Wedding anime adaptation premiered at Anime Expo 2026 to a packed venue. David Production's adaptation of Oreco Tachibana's Meiji-era romance features violent content and a yandere lead. Voice actors Lynn and Koki Uchiyama star. The series debuts in October 2026.
The television anime adaptation of Futa Kimura's manga "Unmei no Makimodo Shi - Fate Rewinder" received its first teaser trailer and key visual on July 3, 2026. The trailer confirmed the anime's cast, staff, and an April 2027 debut on TV Asahi's "ImAnimation" programming block. Crunchyroll announced at Anime Expo on July 2 that it will stream the series. Director Rie Matsumoto, known for "Blood Blockade Battlefront" and "Kyousougiga," is helming the project at Bones Film. Kimiko Ueno handles series composition, and Satoshi Murai composes the music. The cast includes Shō Komura as protagonist Chrono, Kōki Uchiyama as Shirai, Kōhei Amasaki as Akaba, and Reina Ueda as Lemon. The story follows Chrono, a boy whose right eye contains the "Rewinder," a power to rewind time, as he works with a special time police unit to prevent dark futures. The manga launched in Shogakukan's Coro Coro Comics in January 2022 and has twelve compiled volumes as of April 2026. Yen Press will release the first English volume in October 2026.
Toy Story 5 opened in Japan on July 3, 2026, following a record-breaking US debut that earned approximately $160 million in its opening weekend. The film's worldwide box office has surpassed $585 million, exceeding the final totals of Toy Story and Toy Story 2. The Japanese dub cast includes Alice Hirose as the new character Lily Pad, with comments from the actress and details on theater bonuses.
The official website and social media accounts for Cyberpunk: Edgerunners 2 announced the Japanese and English voice casts on Tuesday. The Japanese cast includes Momoka Terasawa as Roman Carax, Akari Kito as Talia Yang, Koki Uchiyama as D, and Kentaro Tone as Weak Kingsley. Their English counterparts are Valeria Rodriguez, Kimoy Lee, Nazeeh Tarsha, and Clancy Brown, respectively. Rapper RICO NASTY wrote and performed the song "YOU CAN'T RUN FROM ME," which appeared in the second teaser trailer. The first episode will premiere at Anime Expo on Friday at 7:30 p.m. PDT at the Crypto.com Arena. The 10-episode standalone series is set to stream on Netflix this fall. Kai Ikarashi, a storyboard artist and animator on the first series, is directing his debut feature. Bartosz Sztybor returns as producer and writer, with Ichigo Kanno as lead character designer and Masahiko Otsuka as scriptwriter. The first Cyberpunk: Edgerunners series debuted on Netflix in September 2022.
The manga Fool Night by Kasumi Yasuda will receive a television anime adaptation produced by Sunrise and Shaft, the first collaboration between the two studios, Netflix announced on June 23 during its Anime Studio Focus panel at the Annecy International Animated Film Festival. The series will stream worldwide on Netflix in 2026. Director Atsuyuki Yukawa, who worked as a unit director on Suzume, will helm the project, with Jin Tanaka handling series composition, Tatsuya Kato composing the music, and Yota Tsuruoka directing sound. The cast includes Koki Uchiyama as protagonist Toshiro Kamiya and Minako Kotobuki as Yomiko Horai. A teaser trailer and visual were also released. Yasuda's manga, which launched in Shogakukan's Big Comic Superior in November 2020, has 12 compiled volumes and a cumulative print run of approximately 600,000 copies across 17 countries. It ranked 12th in the male reader list of Kono Manga ga Sugoi 2023.
The television anime adaptation of Manabu Yashiro's manga Tank Chair has announced its main cast and released a character promotional video. The anime is set to premiere in fall 2026. Kōki Uchiyama voices Nagi Taira, the strongest assassin who fell into a coma protecting his sister. Minori Fujidera plays Shizuka Taira, Nagi's younger sister who seeks to awaken him by exposing him to murderous intent. Gakuto Kajiwara voices Naozumi Kurosaka, Nagi's former classmate with a rivalry against him, and Saori Hayami plays Touko Kurosaka, Naozumi's sister and partner. The anime is produced by Polygon Pictures, with Tadahiro Yoshihira and Hiroaki Ando directing and writing the script. Yūki Moriyama is designing the characters, and Masaru Yokoyama is composing the music. The manga, which began in 2022, has sold over 1 million copies worldwide and has 10 compiled volumes as of March 2026. Kodansha USA publishes the English version. The character promo video includes voiced scenes of the four main characters, and a visual of the Tank Chair Mark-1 combat wheelchair was also released.