Kenji Tominaga (富永研司), born in Fukuoka, Japan, is an actor who played Dark Cain, Wiseman, and Sensational Jaguar Mask in the Sailor Moon musicals. His first performance was in Last Dracul Saishuu Shou - Chou Wakusei Death Vulcan no Fuuin and his last musical was 10th Anniversary Festival - Ai no Sanctuary.
Kenji performed as Dark Cain in the following musical:
- Tanjou! Ankoku no Princess Black Lady
- Tanjou! Ankoku no Princess Black Lady (Kaiteiban) - Wakusei Nemesis no Nazo
Kenji performed as Sensational Jaguar Mask in the following musical: