As the title says, there appears to be an issue with Ouryu giving out loot occasionally.
I've experienced this bug 3 times now, all appearing solo with 4 trusts.
I contacted email support, they said to contact a GM ingame, and the GM ingame said to contact online support. So here I am.
Times Included:
Around 22:00 - 05/26/2015
23:45 - 05/27/2015
21:58 - 05/28/2015