During what period was it produced?
What year was it that Dragon Ball series came?
Have you heard when Dragon Ball series was made?
Dragon Ball came out at what time exactly?
What time was it when Dragon Ball was developed?
The production of Dragon Ball series happened at the time when it was crafted.
In the year of the beginning, Dragon Ball came about.
The year of interest is the one in which Dragon Ball series came into being.
The precise point in history at which Dragon Ball series was has drawn much attention.
What particular year marks the creation of Dragon Ball series?