Bellow is a list of all the official Hunter × Hunter games & the games that the series made an appearence in.

Hunter × Hunter: Ichi o Tsugomono

Platform: Wonder Swam
Developer: Bandai
Japanese Release: 06/01/2000
American Release: N/A
Genre: RPG

Hunter × Hunter: Hunter no Keifu

Platform: Game Boy Color
Developer: Konami
Japanese Release: 06/15/2000
American Release: N/A
Genre: Strategy

Hunter × Hunter: Maraboroshi no Greed Island

Platform: PlayStation
Developer: Konami
Japanese Release: 10/26/2000
American Release: N/A
Genre: RPG

Hunter × Hunter: Kidan no Hihou

Platform: Game Boy Color
Developer: Konami
Japanese Release: 04/12/2001
American Release: N/A
Genre: Adventure

Hunter × Hunter: Sorezore no Ketsui

Platform: Wonder Swam Color
Developer: Bandai
Japanese Release: 04/26/2001
American Release: N/A
Genre: RPG

Hunter × Hunter: Ubawareta Aura Stone

Platform: PlayStation
Developer: Bandai
Japanese Release: 09/27/2001
American Release: N/A
Genre: RPG

Hunter × Hunter: Michibi Kareshi Mono

Platform: Wonder Swam Color
Developer: Bandai
Japanese Release: 08/23/2001
American Release: N/A
Genre: RPG

Hunter × Hunter: Ryumyaku no Saidan

Platform: PlayStation 2
Developer: Konami
Japanese Release: 08/30/2001
American Release: N/A
Genre: Adventure

Hunter × Hunter: Minna Tomodachi Daisakusen

Platform: Game Boy Advance
Developer: Konami
Japanese Release: 03/24/2003
American Release: N/A
Genre: RPG

Hunter × Hunter: Greed Island

Platform: Wonder Swam Color
Developer: Bandai
Japanese Release: 03/24/2003
American Release: N/A
Genre: RPG

Jump Super Stars

Platform: Nintendo DS
Developer: Ganbarion
Japanese Release: 08/08/2005
American Release: N/A
Genre: 2D Versus Fighting
Hunter × Hunter Playable Characters: Gon Freecss
Support Characters: Killua, Kurapika, Leorio, Hisoka, Biscuit

Jump Ultimate Stars

Platform: Nintendo DS
Developer: Ganbarion
Japanese Release: 11/23/2006
American Release: N/A
Genre: 2D Versus Fighting
Hunter × Hunter Playable Characters: Gon Freecss, Killua Zoldyck
Support Characters: Kurapika, Leorio, Hisoka, Chrollo, Biscuit

Hunter × Hunter: Wonder Adventure

Platform: PlayStation Portable
Developer: Namco Bandai
Japanese Release: 09/20/2012
American Release: N/A
Genre: Adventure

Playable Characters: Gon Freecss, Killua Zoldyck, Kurapika, Leorio Paladinight

J-Stars Victory Vs

Platform: PlayStation 3 - PlayStation Vita

Developer: Namco Bandai
Japanese Release: 03/19/2014
American Release: N/A
Genre: 3D Versus Fighting
Hunter × Hunter playable characters : Gon Freecss, Killua Zoldyck, Hisoka (support only)