Question: The ninth installment of the game featuring character Heihachi Mishima was published by what company?

Context articles: Nina Williams
Jinpachi Mishima
Paul Phoenix (Tekken)
Heihachi Mishima
Pac-Man Fever (video game)
Lee Chaolan
Yoshimitsu
Tekken (2009 film)
Tekken 7
Michelle Chang (Tekken)

Nina Williams (Japanese: ニーナ・ウィリアムズ , Hepburn: Nīna Wiriamuzu ) is a fictional character from Namco's "Tekken" fighting game series.
 A cold-blooded Irish professional assassin, Nina made her first appearance in "Tekken", the original game in the series, and is one of five characters (the others being Yoshimitsu, Heihachi Mishima, Paul Phoenix and King), and the only female character to appear in all main installments in the series, with the noticeable exception of the original version of "Tekken 7".
 She also starred in her own spin-off game, "Death by Degrees".
Jinpachi Mishima (三島 仁八 , Mishima Jinpachi ) is a fictional character in Namco Bandai's "Tekken" series.
 He was introduced in "Tekken 5" as the main antagonist and unplayable final boss.
 While he is first made playable in the PlayStation 3 version of "" (albeit as a bonus character), his full playable appearance is in "Tekken Tag Tournament 2".
 A legendary martial artist, Jinpachi founded the mega corporation Mishima Zaibatsu decades before the start of the series.
 He lost control over his company to his son, Heihachi, approximately twenty seven years before the series started and died several years afterward, but was resurrected by an evil spirit to briefly retake Mishima Zaibatsu during Heihachi's absence in "Tekken 5".
Paul Phoenix (Japanese: ポール・フェニックス , Hepburn: Pōru Fenikkusu ) is a player character from the "Tekken" fighting game franchise by Bandai Namco Entertainment.
 Making his debut in the original "Tekken" in 1994, he is one of five characters (the others being Yoshimitsu, Heihachi Mishima, Nina Williams and King) to appear in every installment of the main series.
 Paul is a short-tempered biker and judo practitioner who repeatedly enters the series' King of Iron Fist tournaments in hopes of winning the prize money and to prove he is the world's best fighter, all while developing a rivalry with the anthropomorphized fighting bear Kuma.
 He has received critical reception for his personality and his signature hi-top fade hairstyle, but also considered a joke character following his later "Tekken" series appearances.
Heihachi Mishima (Japanese: 三島 平八 , Hepburn: Mishima Heihachi ) is a fictional character of Namco's "Tekken" fighting game series.
 Introduced as the boss character from the first "Tekken" video game from 1994, Heihachi appears as the leader of an empire known as the Mishima Zaibatsu.
 He is opposed by many of his relatives who wish his death and taking over the Zaibatsu across the series after Heihachi betrayed them whereas Heihachi wants to defeat his son and grandson, Kazuya Mishima and Jin Kazama respectively, in order to obtain their Devil Gene powers.
 Heihachi's past and motives are revealed in "Tekken 7" which is said to be his final appearance in story.
Pac-Man Fever is a party game released for Nintendo GameCube and PlayStation 2 on September 3, 2002 (The Nintendo GameCube's version was only released in North America).
 Like in many party video games, players move about on a virtual game board, with the object of the game being to reach the end first.
 It allows for up to four players, featuring six characters from other Namco games to choose from: Pac-Man "(Pac-Man)", Astaroth "(SoulCalibur)", Heihachi Mishima "(Tekken)", Ms. Pac-Man "(Pac-Man)", Tiger Jackson "(Tekken)", and Reiko Nagase "(Ridge Racer)".
 Another party game called "Shrek Super Party" has the same game developer.
Lee Chaolan (Chinese: 李 超狼; pinyin: "Lǐ Chāoláng"; Japanese: リー・チャオラン; Hepburn: "Rī Chaoran") is a player character from the "Tekken" fighting game franchise by Bandai Namco Entertainment.
 He is an orphan adopted by Heihachi Mishima, head of the Mishima Zaibatsu corporation, and later becoming embroiled in a one-sided rivalry with his adoptive brother, Kazuya Mishima.
 The defeat of Kazuya is Lee's primary objective in entering the King of Iron Fist fighting tournaments.
 Since making his debut in the original "Tekken", Lee has been a mainstay in the series, appearing in every subsequent game except for "Tekken 3", and has at times appeared as an alter ego named Violet, who is additionally playable in several series installments.
 Outside of the games, Lee has appeared in two animated "Tekken" films, and he has received critical reception for his flamboyant personality and particularly his "Tekken 5" ending.
Yoshimitsu (吉光 ) is a name used by several player characters in the "Tekken" and "Soul" series of fighting games by Namco.
 He is one of the five characters (the others being Heihachi Mishima, Paul Phoenix, Nina Williams and King) to have appeared in all the main "Tekken" installments with the exception of Tekken Revolution.
 Although details of the character's biographies have varied in different games and other media, each Yoshimitsu is consistently portrayed as the leader of the honorable Manji Clan, a practitioner of ninjutsu, and a master swordsman with a mechanical prosthetic arm.
 The characters have been well received by both fans of the series and critics alike.
Tekken (鉄拳 ) is a 2009 American martial arts film directed by Dwight H. Little, based on the fighting game series of the same name.
 The film follows Jin Kazama (Jon Foo) in his attempts to enter the Iron Fist Tournament in order to avenge the loss of his mother, Jun Kazama (Tamlyn Tomita), by confronting his father, Kazuya Mishima (Ian Anthony Dale) and his grandfather, Heihachi Mishima (Cary-Hiroyuki Tagawa), the latter of whom he thought was responsible for her death.
Tekken 7 (鉄拳7 ) is a fighting game developed and published by Bandai Namco Entertainment.
 The game is the ninth installment in the "Tekken" series, and the first to make use of the Unreal Engine.
 "Tekken 7" had a limited arcade release in Japan in March 2015.
 An updated arcade version, Tekken 7: Fated Retribution, was released in Japan in July 2016, and features expanded content including new stages, costumes, items and characters.
 The same version was released for Microsoft Windows, PlayStation 4 and Xbox One in June 2017.
Michelle Chang (Japanese: ミシェール・チャン , Hepburn: Mishēru Chan ) is a fictional character in the "Tekken" series of fighting games by Namco, where she was introduced in the original "Tekken" in 1994.
 A young woman of Chinese and Native American descents, Michelle possesses a mysterious pendant allegedly capable of controlling evil and powerful spirits.
 The pendant has caused many problems in Michelle's life, including her father's killing by Heihachi Mishima's men when he failed to retrieve the treasure, as well as her mother and even her own kidnappings in later years.
 She later becomes the adoptive mother of Julia Chang, who masters her mother's discipline.
 She was also the youngest character in the first Tekken, at 18 years old.