# Japanese drama VIVANT production and cast details

> Developing situation record from CLSTR: https://clstr.news/situations/japanese-drama-vivant-production-and-cast-details
> Updated: 2026-10-07T12:02:06.000Z. Sources: 4. Developments: 2.

The Japanese drama ‘VIVANT’ has drawn significant attention through cast appearances and behind-the-scenes revelations.

Actress Sumire Hanaoka, who portrays the hacker ‘Blue Walker’, appeared on the TBS variety program ‘Love it!’ to discuss her character. During the broadcast, she addressed fan theories regarding her character’s motivations in episode 18, clarifying that certain actions were intended to facilitate teamwork rather than to hide secrets.

Further reports highlighted production details from the second season, including director Yohei Miyazaki’s use of an actual electric saw to increase realism during an interrogation scene. Hanaoka also shared insights into the technical preparation required for her role, noting that she had to learn specific terminology and keyboard positioning despite having little prior computer experience.

## Timeline

### 2026-10-07: VIVANT drama production details and cast interviews revealed

Production details and cast interviews for the Japanese drama ‘VIVANT’ reveal the use of real electric saws for scenes and actress Sumire Hanaoka's preparation for her role as a hacker.

2 sources. https://clstr.news/cluster/vivant-drama-production-details-and-cast-interviews-revealed

### 2026-10-05: Sumire Hanaoka discusses VIVANT role on TBS variety show

Actress Sumire Hanaoka discussed her role as the hacker ‘Blue Walker’ in the drama VIVANT on the variety show ‘Love it!’, clarifying character motivations following fan theories.

2 sources. https://clstr.news/cluster/sumire-hanaoka-discusses-vivant-role-on-tbs-variety-show

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Cite as: Japanese drama VIVANT production and cast details. CLSTR, https://clstr.news/situations/japanese-drama-vivant-production-and-cast-details