@Fillips
Kocowa is available to install on your Roku device via a standalone channel/app from the Roku Channel Store or you can watch some of their library for free on the Roku Channel Live TV.
https://channelstore.roku.com/details/b1ec623e231740e56f0aef54e3b06319/kocowa
https://therokuchannel.roku.com/watch/3d0850b8428c5d94a3793e4c5f1f8d34/kocowa
----
If you do actually mean KokoaTV, this appears to just be a suspect/illegitimate movie streaming site, so you will not find this or similar sites/apps available directly via Roku.
Roku Community Streaming Expert
Just another Roku user... I am not a Roku employee.
Insignia RokuTV, Ultra 4660, 4802, 4850, Premiere+ 3921, Express 4k+ 3941, Streambar 9102
