Nihon Falcom Corporation (日本ファルコム株式会社 , Nihon Farukomu Kabushiki-kaisha ) is a Japanese video game company.
 The company was founded in March 1981 by Masayuki Kato.
 Falcom has played a definite role in the growth and development of the Japanese personal computer software industry.
 The company released one of the first Japanese role-playing video games in 1983 and followed with real-time action and adventure games as well as games with fully developed soundtracks.
 They are credited with pioneering the action role-playing game genre and the Japanese role-playing game industry, and remain one of the oldest role-playing game developers still in existence today.
Bunnies & Burrows ("B&B") is a role-playing game (RPG) inspired by the novel "Watership Down".
 Published by Fantasy Games Unlimited in 1976, the game centered on intelligent rabbits.
 It introduced several innovations to role-playing game design, being the first game to allow players to have non-humanoid roles, and the first to have detailed martial arts and skill systems.
 Fantasy Games Unlimited published a second edition of the game in 1982, and the game was modified and republished by Steve Jackson Games as an official "GURPS" supplement in 1992.
Boiling Point: Road to Hell ("Xenus: Точка кипения", "Xenus: Boiling Point") is a video game developed by the Ukrainian based game studio Deep Shadows and published in 2005 by Atari.
 Boiling Point's gameplay is a combination of open world, FPS, and role-playing video game mechanics.
 Critical response upon its release was, with few exceptions, lukewarm.
 This was attributed to the many technical issues that plagued the game's release: bugs, glitches and choppy performance.
 Patches have been released that address many, but not all, of these deficiencies.
 Deep Shadows released a successor in 2009 called "", and another game with the same engine called The Precursors.
Marvel Super Heroes: The Heroic Role-Playing Game is a role-playing game supplement published by TSR in 1984 for the "Marvel Super Heroes" role-playing game, and was the debut boxed set for the game.
Palladium Books is a publisher of role-playing games (RPGs) perhaps best known for its popular, expansive "Rifts" series (1990–present).
 Palladium was founded April 1981 in Detroit, Michigan by current president and lead game designer Kevin Siembieda, and is now based in Westland, Michigan.
 The company enjoys the support of a small but dedicated fanbase who praise its various game series for their innovative settings and ease of adaptability to various personal preferences, play styles, and power levels.
Forgotten Realms is a campaign setting for the "Dungeons & Dragons" ("D&D") fantasy role-playing game.
 Commonly referred to by players and game designers alike as "The Realms", it was created by game designer Ed Greenwood around 1967 as a setting for his childhood stories.
 Several years later, Greenwood brought the setting to the "D&D" game as a series of magazine articles, and the first Realms game products were released in 1987.
 Role-playing game products have been produced for the setting ever since, as have various licensed products including sword and sorcery novels, role-playing video game adaptations (including the first massively multiplayer online role-playing game to use graphics), and comic books.
 The Forgotten Realms is one of the most popular "D&D" settings, largely due to the success of novels by authors such as R. A. Salvatore and numerous role-playing video games, including "Pool of Radiance" (1988), "Eye of the Beholder" (1991), "Baldur's Gate" (1998), "Icewind Dale" (2000) and "Neverwinter Nights" (2002).
Naughty Dog is an American video game developer that was founded in 1984 by Andy Gavin and Jason Rubin.
 Based in Santa Monica, California, Naughty Dog was originally known as Jam Software until 1989, and began producing games for the Apple II system.
 Their first release, "Math Jam", was an educational game for the system which Gavin and Rubin self-published in 1985.
 The following year, Jam developed the skiing game "Ski Crazed", which was published by Michigan-based company Baudville for the Apple II.
 The partnership with Baudville continued for "Dream Zone", an adventure game released for the Apple IIGS as well as the Amiga and DOS in 1987, before they left to work with Electronic Arts on "Keef the Thief" and "Rings of Power".
 After a brief hiatus, "Way of the Warrior" was released for the 3DO in 1994, before Naughty Dog partnered with Sony Computer Entertainment, by whom they were later acquired in 2001.
Pirate101 is a pirate-themed massively multiplayer online role-playing game (MMORPG) created by KingsIsle Entertainment.
 Players assume the role of heroic pirates who set out in search of the treasures of the "Spiral", the fictional universe used in another game by the same developers, "Wizard101".
GURPS Illuminati is a supplement for the GURPS tabletop role-playing game about secret societies, conspiracies, and conspiracy theories.
 It was published in 1992, the year before Steve Jackson Games sued the Secret Service, and it won the Origins award for best role-playing game supplement in 1993, as the Origins Awards were not awarded in 1992.
Truckin' Turtles is a supplement for the "Teenage Mutant Ninja Turtles & Other Strangeness" role-playing game.
 It was published by Palladium Books in 1989 and uses the Palladium Megaversal system.

Question: What year was the role-playing game, which is a supplement for another game by the same Michigan-based company, released?
Answer: 1989