Tomokazu Seki is voicing Kunishige Rokuhira in the Kagurabachi anime, which premieres in April 2027, and appears as a guest voice in the Sgt. Frog 20th anniversary film opening in Japan on June 26, 2026.
Tomokazu Seki has two confirmed anime voice roles in 2026 and 2027. In June 2026, the official website for the Kagurabachi television anime announced that Seki will voice Kunishige Rokuhira, the father of protagonist Chihiro. A character visual and a trailer featuring Seki's performance were released. The anime is produced by studio Cypic, directed by Tetsuya Takeuchi, with character design by Keigo Sasaki. It is set to premiere in April 2027. A world tour begins in July 2026 at Anime Expo in Los Angeles, showing the first 20 minutes of the first episode, and concludes in Japan in spring 2027 with a full first-episode screening. The manga, which debuted in September 2023, has 4 million copies in circulation as of May 2025.
In May 2026, the Sgt. Frog 20th anniversary film announced Seki as a guest voice cast member playing Warrior #7. The film, titled Shin Gekijōban ☆ Keroro Gunsō Fukkatsu Shite Sokkō Chikyū Metsubō no Kiki de Arimasu!, opens in Japan on June 26. Yūichi Fukuda is supervising director and scriptwriter, with Fumitoshi Oizaki directing at Bandai Namco Pictures. A new Sgt. Frog television anime with a different cast will debut in fall 2026.
A separate June 2026 story about Moon Knight streaming on Disney+ in Japan does not involve Seki and is not related to his work.
Synthesized by Yomimono from the cited Yomimono stories below, each itself
sourced, then editorially reviewed. Every
fact links the story it came from.
Jun 19
The official website for the television anime adaptation of Takeru Hokazono's Kagurabachi manga announced on June 19 that Tomokazu Seki will voice Kunishige Rokuhira, the father of protagonist Chihiro. A character visual and trailer were also released. Seki, a veteran voice actor, described Kunishige as a legendary swordsmith and a warmhearted father, and said he aimed to convey both sides naturally. The anime is directed by Tetsuya Takeuchi at studio Cypic, with character designs by Keigo Sasaki. It is set to premiere in April 2027. A world tour will begin in July 2026 at Anime Expo in Los Angeles, followed by stops in Paris, Germany, and New York, where the first 20 minutes of the first episode will be screened. The full first episode will be shown in Japan in spring 2027. The manga, which debuted in Weekly Shonen Jump in September 2023, has 4 million copies in circulation. Taihi Kimura stars as Chihiro Rokuhira.
Jun 2
The Marvel drama Moon Knight, starring Oscar Isaac, is available for unlimited streaming only on Disney+ in Japan as of June 2026. Other major services including Netflix, Amazon Prime Video, and U-Next do not carry the series. The article also notes the upcoming Spider-Man: Brand New Day film release.
May 26
The official website for the new Sgt. Frog 20th anniversary anime film, Shin Gekijōban ☆ Keroro Gunsō Fukkatsu Shite Sokkō Chikyū Metsubō no Kiki de Arimasu!, announced seven additional guest voice cast members on Tuesday. The film opens in Japan on June 26. The new guest cast includes Tomokazu Seki as Warrior #7, Natsuki Hanae as an alien, Kōichi Yamadera as the Space Police Chief, JO1 member Keigo Satō and FANTASTICS member Yūsei Yagi as men in Shibuya, Suzanne as a Kumamoto announcer, and Hinatazaka46 member Rina Watanabe as a woman in Shibuya. Watanabe's role marks her first voice acting work. Jesse of the idol group SixTONES voices brothers Aruru and Deruru from planet Keron. Singer ano and comedian Soshina, who perform the opening theme song "Mata Kaettekita KERO! to MARCH," also appear as guest cast: ano plays a researcher robot, and Soshina plays a man in Shibuya. Yūichi Fukuda is supervising director and scriptwriter, with Fumitoshi Oizaki directing at Bandai Namco Pictures. A new Sgt. Frog television anime with a brand-new cast will debut in fall 2026.