group=lower-alpha is a Japanese video game development and localization company specializing in role-playing video games, and . The company was founded in 1984 as Chunsoft Co., Ltd. and merged with Spike in 2012. It is owned by Dwango.
It created games such as the first five Dragon Quest installments and the Mystery Dungeon franchise as Chunsoft, and the Conception series as Spike Chunsoft. They also developed titles such as The Portopia Serial Murder Case, the Sound Novel series (consisting of Otogirisō, Kamaitachi no Yoru, Machi and ) and the Zero Escape series as Chunsoft. Spike developed Danganronpa before the merger.
For a time, the company's products were considered mediocre, but 3-Nen B-Gumi Kinpachi Sensei: Densetsu no Kyoudan ni Tate! was a hit that showed signs of recovery. During the development of , Kouji Malta, one of the programmers for these two games, and contributed previously on EarthBound and Shiren the Wanderer 2, stated the company went through bad business performance, as employees from Chunsoft would leave the company progressively due to this issue. The game's success not only helped giving more popularity in the Mystery Dungeon franchise, it also helped Chunsoft from avoiding bankruptcy. Later in 2005, it was bought by Dwango and became a subsidiary of the company.
Before the project, Sega were helping Chunsoft in developing and releasing their games for the Dreamcast. From 2005 to 2010, Sega have made a collaboration with Chunsoft titled "SEGA×CHUN PROJECT". Their goal was to provide support and sales for development funds, such as the Nintendo DS remake of or .
On July 16, 2020, NIS America announced that Danganronpa games on the PlayStation Store will be removed. Spike Chunsoft subsequently announced on July 22, 2020, that they will take on publishing the Danganronpa series outside of Japan. Similarly, the Nintendo Switch and Microsoft Windows release of would not be released by Aksys but by their subsidiary.
| 1983 | Door Door | PC-8801, Nintendo Entertainment System | Enix | |
| 1985 | The Portopia Serial Murder Case | Nintendo Entertainment System | Enix | |
| 1986 | Dragon Quest | Nintendo Entertainment System | Enix | |
| 1987 | Dragon Quest II | Nintendo Entertainment System | Enix | |
| 1988 | Dragon Quest III | Nintendo Entertainment System | Enix | |
| 1989 | Jesus | Nintendo Entertainment System | King Records | |
| 1990 | Dragon Quest IV | Nintendo Entertainment System | Enix | |
| 1991 | Nintendo Entertainment System | Bandai | ||
| Tetris 2 + BomBliss | Nintendo Entertainment System | Bullet-Proof Software | ||
| 1992 | Dragon Quest V | Super Nintendo Entertainment System | Enix | |
| Otogirisō | Super Nintendo Entertainment System, PlayStation, Mobile game | Chunsoft | ||
| 1993 | Dragon Quest I & II | Super Nintendo Entertainment System | Enix | |
| Torneko's Great Adventure | Super Nintendo Entertainment System | Chunsoft | ||
| 1994 | Banshee's Last Cry | Super Nintendo Entertainment System, PlayStation, Game Boy Advance, Mobile, Web browser | Chunsoft | |
| 1995 | Super Nintendo Entertainment System, Nintendo DS | Chunsoft | ||
| 1998 | Machi | Sega Saturn, PlayStation, Mobile, PlayStation Portable | Chunsoft Sega (PSP) | |
| 1999 | PlayStation, Game Boy Advance | Enix | ||
| 2000 | Nintendo 64 | Nintendo | ||
| 2001 | Game Boy Color, Nintendo DS | Chunsoft Sega (DS) | ||
| 2002 | Kamaitachi no Yoru 2 | PlayStation 2, Mobile, PlayStation Portable | Chunsoft Sega (PSP) | |
| Torneko's Great Adventure 3 | PlayStation 2, Game Boy Advance | Enix | ||
| 2004 | Shiren Monsters: Netsal | Game Boy Advance | Chunsoft | |
| 3-Nen B-Gumi Kinpachi Sensei | PlayStation 2 | Chunsoft | ||
| The Nightmare of Druaga | PlayStation 2 | Arika (JP) Namco (NA) | ||
| 2005 | Homeland | GameCube | Chunsoft | |
| Game Boy Advance, Nintendo DS | Nintendo The Pokémon Company | |||
| 2006 | Kamaitachi no Yoru × 3 | PlayStation 2 | Sega | |
| 2007 | Nintendo DS | Nintendo The Pokémon Company | ||
| Imabikisō | PlayStation 3, Wii | Sega | ||
| 2008 | Shiren the Wanderer | Wii, PlayStation Portable | Sega (JP) Atlus USA (NA) Spike (PSP) | |
| Wii, PlayStation 3, PlayStation Portable | Spike | |||
| 2009 | Nintendo DS | Nintendo The Pokémon Company | ||
| Wii | The Pokémon Company | |||
| Nintendo DS | Spike (JP) Aksys Games (NA/EU) | |||
| 2010 | Spike | |||
| Chunsoft | ||||
| 2011 | Zombie Daisuki | Chunsoft | ||
| Wii | Nintendo | |||
| Shin Kamaitachi no Yoru: 11-ninme no Suspect | PlayStation 3, PlayStation Vita | Chunsoft | ||
| 2012 | Nintendo 3DS, PlayStation Vita | Chunsoft |
| 1996 | Game Boy, Windows, Android | Aquamarine Chunsoft (Android) | ||
| 2002 | Windows | Neverland |
| 2012 | Conception | PlayStation Portable, PlayStation 4, Windows | Chime | Spike Chunsoft | |
| Kenka Banchō Bros. Tokyo Battle Royale | PlayStation Portable | Bullets | Spike Chunsoft | ||
| PlayStation Vita, Windows, macOS, Linux, PlayStation 4, iOS, Android, Nintendo Switch, Xbox One | Spike Chunsoft | Spike Chunsoft | |||
| PlayStation Portable, PlayStation Vita, Windows, macOS, Linux, PlayStation 4, iOS, Android, Nintendo Switch, Xbox One | Spike Chunsoft | Spike Chunsoft | |||
| PlayStation Portable | Spike Chunsoft | Spike Chunsoft | |||
| Fire Pro Wrestling | Xbox 360 | Spike Chunsoft | Microsoft Studios | ||
| Xbox 360 | Spike Chunsoft | Namco Bandai Games | |||
| Nintendo 3DS | Spike Chunsoft | Nintendo The Pokémon Company | |||
| 2013 | Banshee's Last Cry | iOS, Android | Spike Chunsoft | Spike Chunsoft | |
| iOS | Spike Chunsoft | Spike Chunsoft | |||
| Warrior's Way | Nintendo 3DS | Spike Chunsoft | Nintendo | ||
| Nintendo 3DS, PlayStation Vita, Windows | Chime | Spike Chunsoft | |||
| Nintendo 3DS | Spike Chunsoft | Examu | |||
| Heroes VS | PlayStation Portable | Spike Chunsoft | Bandai Namco Entertainment | ||
| 2014 | Sekai Seifuku: Costume Fes. | PlayStation Vita | Spike Chunsoft | Spike Chunsoft | |
| PlayStation Vita, Windows, PlayStation 4 | Spike Chunsoft | Spike Chunsoft | |||
| Nintendo 3DS | Spike Chunsoft | Nintendo | |||
| J-Stars Victory VS | PlayStation 3, PlayStation Vita | Spike Chunsoft | Bandai Namco Entertainment | ||
| 2015 | iOS, Android | Spike Chunsoft | Spike Chunsoft | ||
| Kenka Bancho 6: Soul & Blood | Nintendo 3DS | Studio Zan | Spike Chunsoft | ||
| Ukiyo no Shishi | PlayStation 3 | Spike Chunsoft | Spike Chunsoft | ||
| Ukiyo no Roushi | PlayStation Vita | Spike Chunsoft | Spike Chunsoft | ||
| PlayStation Vita, Nintendo Switch, Windows, iOS, Android | Spike Chunsoft | Spike Chunsoft | |||
| PlayStation 4, PlayStation Vita, Windows | Spike Chunsoft | Spike Chunsoft | |||
| Exist Archive | PlayStation 4, PlayStation Vita | Spike Chunsoft Tri-Ace | Spike Chunsoft | ||
| Etrian Mystery Dungeon | Nintendo 3DS | Spike Chunsoft | JP: Atlus NA: Atlus USA EU: NIS America | ||
| J-Stars Victory VS+ | PlayStation 3, PlayStation 4, PlayStation Vita | Spike Chunsoft | Bandai Namco Entertainment | ||
| Pokémon Super Mystery Dungeon | Nintendo 3DS | Spike Chunsoft | Nintendo The Pokémon Company | ||
| 2016 | Kenka Bancho Otome | PlayStation Vita | Red Entertainment | Spike Chunsoft | |
| Zero Time Dilemma | Nintendo 3DS, PlayStation Vita, Windows, PlayStation 4, Xbox One | Chime | Spike Chunsoft | ||
| Mario & Sonic at the Rio 2016 Olympic Games | Nintendo 3DS | Spike Chunsoft | Nintendo | ||
| PlayStation 4, PlayStation Vita | Spike Chunsoft | Bandai Namco Entertainment | |||
| 2017 | Nintendo Switch, PlayStation 4, PlayStation Vita, Xbox One, Windows, iOS, Android | Spike Chunsoft | Spike Chunsoft | ||
| PlayStation Vita, Windows | 5pb. (MAGES.) | Spike Chunsoft | |||
| Fire Pro Wrestling World | Windows, PlayStation 4 | Zex Corporation | Spike Chunsoft | ||
| Kenka Bancho Otome: Kanzenmuketsu no My Honey | PlayStation Vita | Spike Chunsoft | Spike Chunsoft | ||
| Etrian Mystery Dungeon 2 | Nintendo 3DS | Spike Chunsoft | Atlus | ||
| 2018 | Microsoft Windows, PlayStation 4 | Abstraction Games | Spike Chunsoft | ||
| One Piece Grand Cruise | PlayStation 4, PlayStation VR, Xbox One, Windows | Spike Chunsoft | Bandai Namco Entertainment | ||
| PixelJunk Monsters 2 | Microsoft Windows, Nintendo Switch, PlayStation 4 | Q-Games | Spike Chunsoft | ||
| Steins;Gate | Windows | Mages | Spike Chunsoft | ||
| Steins;Gate 0 | Windows, Nintendo Switch | Mages | Spike Chunsoft | ||
| Windows, PlayStation 4, PlayStation Vita | Spike Chunsoft Lancarse | Spike Chunsoft | |||
| 2019 | 8-bit ADV Steins;Gate | Nintendo Switch | Mages | Spike Chunsoft | |
| Windows, Nintendo Switch, PlayStation 4, Xbox One | Spike Chunsoft | Spike Chunsoft | |||
| Chaos;Child | Windows | Mages | Spike Chunsoft | ||
| Windows, PlayStation 4 | Chime | Spike Chunsoft | |||
| Crystar | Windows, PlayStation 4, PlayStation 5 | Gemdrops | Spike Chunsoft | ||
| Jump Force | PlayStation 4, Xbox One, Windows, Nintendo Switch | Spike Chunsoft | Bandai Namco Entertainment | ||
| Kenka Bancho Otome 2nd Rumble!! | PlayStation Vita | Spike Chunsoft | Spike Chunsoft | ||
| iOS, Android | Cyclone Zero | Spike Chunsoft | |||
| Steins;Gate Elite | Windows, Nintendo Switch, PlayStation 4 | Mages | Spike Chunsoft | ||
| Windows, PlayStation 4 | Mages | Spike Chunsoft | |||
| Windows, Nintendo Switch, PlayStation 4 | Mages | Spike Chunsoft | |||
| Windows, Nintendo Switch, PlayStation 4 | Mages | Spike Chunsoft | |||
| Windows, PlayStation 4 | Spike Chunsoft Lancarse | Spike Chunsoft | |||
| 2020 | Katana Kami: A Way of the Samurai Story | Windows, Nintendo Switch, PlayStation 4] | Acquire | Spike Chunsoft | |
| Windows, PlayStation 4, Xbox One | Spike Chunsoft | Bandai Namco Entertainment | |||
| Nintendo Switch | Spike Chunsoft | Nintendo The Pokémon Company | |||
| Robotics;Notes DaSH | Windows, Nintendo Switch, PlayStation 4 | Mages | Spike Chunsoft | ||
| Robotics;Notes Elite | Windows, Nintendo Switch, PlayStation 4 | Mages | Spike Chunsoft | ||
| Windows, Nintendo Switch | Spike Chunsoft | Spike Chunsoft | |||
| 2021 | Nintendo Switch, Windows, PlayStation 4, iOS, Android | Spike Chunsoft | Spike Chunsoft | ||
| Windows, Nintendo Switch, PlayStation 4 | Chime | Spike Chunsoft | |||
| 2022 | Windows, Nintendo Switch, PlayStation 4, Xbox One | Spike Chunsoft | Spike Chunsoft | ||
| Chaos;Head Noah | Windows, Nintendo Switch | Mages Nitroplus | Spike Chunsoft | ||
| Windows, Nintendo Switch, PlayStation 4 | Chime | Spike Chunsoft | |||
| 2023 | Anonymous;Code | Windows, Nintendo Switch, PlayStation 4 | Mages Chiyomaru Studio | Spike Chunsoft | |
| Nintendo Switch, Windows, PlayStation 5, Xbox Series X/S | Spike Chunsoft Too Kyo Games | Spike Chunsoft | |||
| Bakeru | Windows, Nintendo Switch | Good-Feel | Spike Chunsoft | ||
| 2024 | Windows, PlayStation 5, Xbox Series X/S | Spike Chunsoft | Bandai Namco Entertainment | ||
| Kamaitachi no Yoru × 3 | Windows, Nintendo Switch, PlayStation 4 | Spike Chunsoft | Spike Chunsoft | ||
| Windows, Nintendo Switch | Toybox, Millenium Kitchen | Spike Chunsoft | |||
| The Quintessential Quintuplets: Five Memories Spent With You | Windows, Nintendo Switch, PlayStation 4 | Mages | Spike Chunsoft | ||
| The Quintessential Quintuplets: Memories of a Quintessential Summer | Windows, Nintendo Switch, PlayStation 4 | Mages | Spike Chunsoft | ||
| Nintendo Switch, Windows | Spike Chunsoft | WW: Spike Chunsoft EU: Reef Entertainment | |||
| 2025 | Kenka Bancho Otome Double Pack | Nintendo Switch | Justdan International | Spike Chunsoft | |
| Windows | Mages | Spike Chunsoft | |||
| Windows | Mages | Spike Chunsoft | |||
| Nintendo Switch, Nintendo Switch 2, Windows, PlayStation 4, PlayStation 5, Xbox Series X/S | Spike Chunsoft | Spike Chunsoft | |||
| Shuten Order | Nintendo Switch, Windows | Neilo Too Kyo Games | |||
| 2026 | Danganronpa 2x2 | Nintendo Switch, Nintendo Switch 2, Windows, PlayStation 5, Xbox Series X/S | Gemdrops Too Kyo Games Spike Chunsoft | Spike Chunsoft |
| 2012 | Hotline Miami | Dennaton Games | ||
| CD Projekt Red | ||||
| Big Huge Games | ||||
| Darksiders II | Vigil Games | |||
| 2013 | Techland | |||
| PlayStation 3, Xbox 360 | 4A Games | |||
| Terraria | Re-Logic | |||
| DreamRift | ||||
| Wii, Wii U | Junction Point Studios, Blitz Games Studios, Heavy Iron Studios | |||
| 2014 | Saints Row IV | PlayStation 3, Xbox 360, PlayStation 4, Xbox One | Volition | |
| Metro Redux | PlayStation 4, Xbox One | 4A Games | ||
| 2015 | CastleStorm | Zen Studios | ||
| Dennaton Games, Abstraction Games | ||||
| PlayStation 4, Xbox One, Nintendo Switch, PlayStation 5 | CD Projekt Red | |||
| PlayStation 4 | inXile Entertainment | |||
| Crypt of the NecroDancer | Brace Yourself Games | |||
| PlayStation 4 | Larian Studios | |||
| 2016 | Dambuster Studios | |||
| 2017 | PlayStation 4, Nintendo Switch | Studio Wildcard | ||
| 2018 | PlayStation 4 | Colossal Order | ||
| 2019 | Metro Exodus | PlayStation 4, Xbox One | 4A Games | |
| PlayStation 4, Nintendo Switch | Larian Studios | |||
| Cadence of Hyrule | Nintendo Switch | Brace Yourself Games | ||
| 2020 | Indivisible | PlayStation 4, Nintendo Switch | Lab Zero Games | |
| Cyberpunk 2077 | PlayStation 4 | CD Projekt Red | ||
| 2022 | PlayStation 4, Nintendo Switch, PlayStation 5 | ZA/UM | ||
| Dying Light 2 Stay Human | PlayStation 4, PlayStation 5 | Techland | ||
| 2023 | Baldur's Gate 3 | PlayStation 5 | Larian Studios | |
| 2024 | PlayStation 5 | Studio Wildcard |
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