The "Download Now" link directs you to the iTunes App Store, where you must continue the download process. You must have iTunes installed in order to open the link, and you must have an active iTunes account to download the application. This download may not be available in some countries.
From Thousand Lotus:
Adela is the name of the App's product manager, who was used to suffering by bulimia.You are like the old version of Adela, who had been tortured by being on a diet, bulimia and on purpose vomiting.She was too scared to tell her family, neither her friends. She was all alone by herself during those dark days. But now, she is doing great!She knows how much you want to talk with someone, and how hard it will be.So, here, she brought you Starry Sea, and she hopes that you could have your very own place to share all the worries and burdens that you have.