the game developer you just mentioned, he has developed any other games?
Yes, Ogre Battle, Vagrant Story, Final Fantasy XII etc
Yasumi Matsuno
Ogre Battle" (1993) and "Final Fantasy Tactics" (1997) series, in addition to "Vagrant Story" (2000) and "Final Fantasy XII" (2006). 
what are the final fantasy tactics? It is a game. who are the characters? Ramza Beoulve, Delita Heiral, Barbaneth, Prince Goltana etc please describe the gameplay? Encounters take place on three-dimensional, isometric fields. what is the story about? Ramza Beoulve, a highborn cadet who finds himself thrust into the middle of an intricate military conflict known as The Lion War, where two opposing noble factions are coveting the throne of the kingdom. who developed the game? Yasumi Matsuno when? 1995 what kind of music does the game use? Cassic of videogame music do you know who composed it? Sakimoto and Iwata which was the latest version of this game? "Final Fantasy Tactics: The War of the Lions" do you know how many versions are there? UNANSWERABLE
wiki:19125793
Yasumi Matsuno [SEP] Introduction
As an employee at video game companies Quest in 1989 and later Square in 1995, Matsuno became well known for his work in the tactical role-playing game genre, specifically the "Ogre Battle" (1993) and "Final Fantasy Tactics" (1997) series, in addition to "Vagrant Story" (2000) and "Final Fantasy XII" (2006). After disruptions from staff leaving his development team, he resigned from Square Enix due to prolonged illness. During a freelance period he worked on games for Nintendo's Wii such as "MadWorld" (2009). He joined Level-5 in 2011 where he helped create "Crimson Shroud" for the Nintendo 3DS. In 2016, he created his own company called Algebra Factory, and during this period was asked by Square Enix to create a scenario for massively multiplayer online role-playing game (MMORPG) "Final Fantasy XIV"s expansion "" (2017).