where is the company which developed it located?
Shinjuku, Tokyo
Square Enix
 The primary offices for Square Enix and Square Enix Holdings are in the Shinjuku Eastside Square Building in Shinjuku, Tokyo.
how many final fantasy 13 games are there Thirteen what do these games refer to? A science fantasy role-playing video game. who developed it? Square Enix who were the characters in it? Lightning, Pulse, Cocoon. how many levels are there in it? UNANSWERABLE what is it's storyline? The former soldier Lightning fights against the Sanctum in the fictional floating world of Cocoon, in order to save her sister who has been branded as an unwilling servant to a god-like being from Pulse. did it have any sequel? Yes, "Final Fantasy XIII-2"
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Square Enix [SEP] Corporate structure
On October 1, 2008, Square Enix transformed into a holding company and was renamed to Square Enix Holdings. At the same time the gaming, contents, and publishing businesses were transferred to a spin-off named Square Enix, sharing the same corporate leadership and offices with the holding. The primary offices for Square Enix and Square Enix Holdings are in the Shinjuku Eastside Square Building in Shinjuku, Tokyo.