We fulfill every wish of various characters with the gadgets which we harvested with Doraemon. When we grant many wishes, Doraemon's popularity level rises.
When we push forward a game, Doraemon's younger sister Dorammi appears and takes us to the bonus stage. We can make friends with various animals there.
On the other hand, this has factor of the card battle game, too(It is popular enthusiastically now in Japan.). We compose gadgets and can strengthen it.
I do not yet know whether this game succeeds or fails. However, this got users more than 400,000 from a service start in a few days.