Exciting New Cast Revealed for 'Oshirobots: The Castle Union'

Exciting New Developments in 'Oshirobots'

MIXI, Inc., based in Shibuya, Tokyo, has recently unveiled the voice actors for two pivotal roles in its original anime content, "Oshirobots: The Castle Union." The roles of the pilot Katsukiyo for the Bitchu Matsuyama Castle's Oshirobot will be voiced by Miho Okasaki, while Yoshitada Yamada, the commander, will be voiced by Yoshitaka Otsuka.

To celebrate this casting announcement, a sweepstakes campaign will be held where fans have a chance to win signed flyers by the talented voice actors. The campaign is an exciting way for fans to engage and enhance their connection with the series. Participants must follow the official X account @oshiro_robots and repost the campaign post by March 20, 2026, for a chance to win one of three signed flyers.

Furthermore, an exciting promotional video featuring the newly revealed cast has also been released. Fans can catch a glimpse of the Oshirobots in action by watching the promotional video available on YouTube.

In addition, the promotional video will be displayed in four locations:

- Inside the Bitchu Matsuyama Castle Tower
- At the Castle Town Station
- At the Takahashi Tourist Exchange Center
- Along the pathway to Bitchu Takahashi Station

About 'Oshirobots'

'Oshirobots: The Castle Union' is a groundbreaking original content from MIXI_ANIME. This unique anime concept envisions historical Japanese castles transforming into gigantic robots, combining traditional elements with innovative storytelling. Since its debut in December 2022, three Oshirobots were introduced—Kumamoto Castle, Takamatsu Castle, and Aizuwakamatsu Castle—along with a short anime directed by Masaki Ohba.

As of March 2023, a series of castings have expanded with the inclusion of iconic castles such as Himeji Castle, Fukuyama Castle, Nagoya Castle, Matsumoto Castle, Okayama Castle, Bitchu Matsuyama Castle, Odawara Castle, Wakayama Castle, Tsuyama Castle, Kishiwada Castle, Shimabara Castle, and Hikone Castle. Plans for 2025 include the introduction of an additional roster featuring Hiroshima Castle, Marugame Castle, Goryokaku, Matsue Castle, Osaka Castle, Kokura Castle, and Fukui Castle.

With each castle-turned-Oshirobot, fans can look forward to more character voices being added in the upcoming episodes, ensuring a dynamic and engaging viewing experience.

About MIXI, Inc.

MIXI is dedicated to enhancing communication experiences and aims to envelop the world in delightful surprises. Through services like ‘mixi,’ ‘Monster Strike,’ ‘Family Album,’ and ‘TIPSTAR,’ they focus on creating moments that connect friends and families deeply, paving the way for a more emotionally connected community.

Join Us!

For the latest updates, follow the official 'Oshirobots' website and its official X account @oshiro_robots. Stay tuned for the exciting future of this unique animated series, where history and innovation collide through the imaginative lens of Oshirobots!

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