Ōoku (disambiguation)

Look up ōoku in Wiktionary, the free dictionary.

Ōoku is a section of Edo Castle, Japan.

Ōoku may also refer to:

• O-oku (2010 film), a 2010 film based on the manga series.
• Ōoku (TV series), a Japanese TV series
• Oh! Oku, a 2006 film based on the TV series
• Ooku (album), a 2008 album by Masami Okui
• Ōoku: The Inner Chambers, a 2005 manga series by Fumi Yoshinaga