Are there multiple Star Wars TV shows produced by Disney?
Rationale first then the answer.
Star Wars Rebels and Star Wars Resistance were released after Disney bought ownership of Star Wars. Disney also produced the first live-action TV show set in the Star Wars galaxy, The Mandalorian. Disney produced one additional revival season of Star Wars Clone Wars which was originally produced before Disney owned Star Wars.. The answer is: yes.

Are there enough people in the Balkans to match the population of Japan?
Rationale first then the answer.
There are approximately 55 million people in the Balkans. There are more than 125 million people in Japan.. The answer is: no.

Are Big Ben's bells currently rung on their normal schedule at the Palace of Westminster?
Rationale first then the answer.
Big Ben is currently under a four year renovation project. The bells have been silenced for the duration of the work due to safety. They are only rung on certain holidays, until the construction finishes in 2021.. The answer is: no.