During what period was Dragon Ball manufactured?
Which year was that Dragon Ball made its debut?
Are you aware during what period Dragon Ball series was made?
Dragon Ball was released in what year exactly?
What year was it during what period Dragon Ball was it created?
The creation of Dragon Ball series occurred at the time when it was formed.
During the period of the beginning, Dragon Ball series came about.
The year in question is the one in which Dragon Ball was.
The specific point in history at which Dragon Ball came into existence has garnered much attention.
What particular year marks the creation of Dragon Ball series?