Not present: the long-forgotten Kiyone.
Earlier today, the official Tenchi Muyo! Ryo-Ohki 4th (Tenchi Muyo! Ryo-Ohki Dai Yon-ki) anime website updated with a new promo video. The 90-second teaser features a look at the OVA in action, with Kozuki’s opening theme serving as a background track.
Tenchi Muyo! Ryo-Ohki 4th‘s first volume will hit Japanese retailers on November 30. Ending theme song Shake the DiCE by Serena Kozuki will be released in a single on June 28.
Tenchi Muyo! Ryo Ohki 4th is the fourth entry into the Tenchi Muyo! OVA franchise. The title, which was first unveiled in October 2015, is the first mainline entry into the Tenchi Muyo! Ryo-Ohki series since 2005.
Series creator Masaki Kajishima is credited as chief director on the project. Hidetoshi Takahashi will fill the role of director at AIC, while Takeshi Oda (Yurumates3Dei) provides character designs. Hideki Shirane is filling the dual role of supervisor and script writer on the project.
Other staff members include:
- Original Character Design: Masaki Kajishima
- Art Director: Tsutomu Ikeda (Studio Tulip)
- Music: Crunch All Stars + Ryo Sakai
- Animation Production: AIC × C2C

(c) AIC
The confirmed voice cast on the project includes:
- Tenchi Masaki: Masami Kikuchi
- Ryoko: Ai Orikasa
- Ayeka Masaki Jurai: Haruhi Nanao
- Sasami Masaki Jurai: Chisa Yokoyama
- Mihoshi Kuramitsui: Michie Tomizawa
- Washu Hakubi: Yuko Kobayashi
- Ryo-Ohki: Etsuko Kozakura
- Noike Kamiki Jurai: Naomi Shindo
- Katsuhito Masaki: Ken Uo
- Nobuyuki Masaki: Katsuyuki Konishi
- Rea Masaki: Natsuki Rio
- Mizuho Masaki: Yuko Nagashima
The voices for Mihoshi and Nobuyuki Masaki are newcomers to the series. Yuko Mizutani, Mihoshi’s actress, passed away in May. Takeshi Aono, who played Nobuyuki, passed away in 2012.
Several character visuals, as well as a two versions of a promo video were released to promote the series. You can check these out below:
Promo Videos
Character Visuals
Source: Mantan Web