Square Enix announced that new content from the upcoming Final Fantasy VII remake would be shown off at an art exhibition taking place at the Mori Arts Center Gallery in Tokyo, Japan, and non-surprisingly what was shown off was some artwork. Several beautiful pieces of concept art were shown off at the display. Some of the new in-game dialogue was also shown in a pamphlet.
Check out all of the concept art below (courtesy of Twitter user @jsjunshen):

@RedMakuzawa sorry to repost. This is the art panels shows. The 3rd photo should be the new dialogue played when you enter the room. pic.twitter.com/oSduTFJZfx
— junshen (@jsjunshen) January 20, 2018

Any clearer pic.twitter.com/dLuJv6OauK
— junshen (@jsjunshen) January 20, 2018
 
This isn’t the first time that new Final Fantasy VII Remake information has been debuted in a unique way. Last year the Mako Reactor, Guard Scorpion and other in-game assets made their debut in Mobius Final Fantasy:
The Mobius Final Fantasy event will use in-game assets from the PlayStation 4 remake including Cloud’s model. “We received 3D resources from Final Fantasy VII Remake, which is currently under development, including Cloud, Guard Scorpion, and the Mako Reactor,” explained Project Leader Naoki Hamaguchi. “Which we then set up to fit within Mobius Final Fantasy. We are extremely proud that as of now, there are no other titles that express the universe of Final Fantasy VII as well as Mobius...