Well since I dont see any answers to any questions I am going to assume this sounds to me like an issue that we dont support those languages. Now if you load the proper character set on the page things should display fine.
Where you able to see how things are stored in the database?
You can email support at photopost dot com and give me logins examples etc and I can see how things are done and see what I see. Can not comment on my Zach has not responded after getting your info as I know thats been awhile.