There are at least two artists/groups named Okra:

1) an Italian dua called Okra (see also their Myspace page and this Italian Last.fm wiki page).

2) a Ghanaian rapper called Okra David who gained popularity when his song Agynamoa Kwesi was included on the 2004 Sounds Of Our Time compilation tape of Ghanaian hiplife by producer Hammer. The tape can be found here.

3) a Vaporwave project Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.