Don Oobana is a pseudonym used by a Japanese voice actor for work in anime and associated media, though publicly available information about this specific alias is limited. The name is confirmed as one of several aliases for the voice actress Kiyomi Asai, who was born in Tokyo on April 12, 1974. In the industry, voice actors often adopt different names for various types of projects, particularly for visual novels and adult-oriented games and animations. For Asai, these have included not only Don Oobana but also names such as Don Ohana, Kiyosato Otomo, Yuria Hokuto, and others.

Under the name Don Oobana, the actor is credited with a voice role in the anime adaptation of the series Samurai XXX. In this production, Don Oobana provides the voice for the character Kochou, a female ninja apprentice. The alias has also been used for other roles, such as providing the Japanese voice for the character Masami Asakura in the 2003 television series Heartwork: Symphony Destruction. Beyond these specific credits, a comprehensive list of major roles performed under the Don Oobana name, as well as information on recurring collaborations with specific directors or studios and notable career achievements for this particular alias, is not documented in accessible sources. The voice actor's significant body of work is more comprehensively cataloged under the actor's primary name, Kiyomi Asai.