| name | games | status | region | founded | closed | activity | |
|---|
| Telenet Japan |
182 | dead | JP | 1983 | 2007 | 1985/2009 | |
| Tenky |
14 | active | JP | 1989 | | 1989/2007 | |
| TGL |
51 | | JP | | | 1993/2014 | |
| The Pokémon Company |
17 | active | JP | 1998 | | 2005/2022 | |
| Thinking Rabbit |
21 | | JP | 1982 | | 1982/1999 | |
| Tirnanog |
2 | active | JP | | | 2001/2005 | Founder: Shouzou Kaga |
| Toaplan |
49 | dead | JP | | 1994 | 1984/1999 | |
| Toei |
32 | active | JP | 1948 | | 1986/1998 | |
| Toho |
28 | active | JP | 1932 | | 1984/1998 | Mainly a film company, most famous for its Godzilla movies. |
| Tokuma Shoten |
59 | nomoregames | JP | 1954 | | 1983/2000 | Tokuma Shoten is most widely known as a print magazine publishing company. Most … |
| Tokyo Shoseki |
14 | nomoregames | JP | 1909 | | 1986/1991 | Mother company of Tonkin House. |
| Tomy |
155 | name changed | JP | 1924 | 2006 | 1981/2013 | |
| Tonkin House |
52 | nomoregames | JP | 1988 | | 1988/2004 | Subsidiary of Tokyo Shoseki. |
| Tose |
166 | active | JP | 1979 | | 1981/2022 | TOSE Co., Ltd. (株式会社トーセ) A 'ninja' developer based in Kyoto … |
| Toshiba EMI |
52 | bought | JP | 1960 | 2013 | 1983/1999 | |
| Touchy |
3 | | JP | 2004 | | 2002/2005 * | |
| Towa Chiki |
9 | dead | JP | 1986 | 2001 | 1986/1990 | |
| Treasure |
40 | active | JP | 1992 | | 1993/2011 | |
| tri-Ace |
20 | active | JP | 1995 | | 1994/2016 * | トライエース tri-Ace, Incorporated 株式会社トライエース Type … |
| tri-Crescendo |
9 | active | JP | 1999 | | 2003/2016 | Founder: Hiroya Hatsushiba (former sound engineer/programmer for tri-Ace) Type: … |
| Triangle |
41 | active | JP | 1998 | | 1999/2023 | ja.wikipedia.org/wiki/Triangle |
| Troooze, Inc. |
14 | active | JP | | | 2021/2024 | |
| TRY Company |
2 | name changed | JP | 1983 | 1986 | 1986/1987 | Shortly after becoming involved with videogames, the company became known as Human … |
| Tsukuda Original |
14 | active | JP | | | 1983/1995 | Tsukuda Original is a division of the Tsukuda Group, founded more than 60 years … |
| Tsukumo Denki |
14 | | JP | | | 1980/1983 | |
| Type-Moon |
16 | active | JP | 2000 | | 2000/2014 | Type-Moon (タイプムーン) is a Japanese game company, best known for their … |
| U-Me Soft |
22 | active | JP | 1995 | | 1995/2014 | |
| Undermoon |
5 | active | JP | | | 2005/2010 | アンダームーン Website: http://marigold.1000.tv/undermoon |
| Unico |
8 | | JP | | | 1994/2001 | |
| Unicorn A |
1 | | JP | 2004 | | 2004/2004 | |
| United Game Artists |
5 | | JP | | | 2001/2011 | |
| Universal |
47 | active | JP | 1969 | | 1978/2015 | Universal Entertainment Corporation, formerly known as Aruze Corporation (Japanese … |
| Urara-Works |
5 | active | JP | | | 2011/2013 | |
| Use |
11 | | JP | | | 1986/1998 | |
| Vanillaware |
15 | active | JP | 2004 | | 2007/2024 | Previously known as Puraguru from 2002 until 2004. They're known for their … |
| VAP |
37 | active | JP | 1981 | | 1986/1998 | Subsidiary of Nippon Television Holdings, Inc. |
| Varie |
35 | dead | JP | 1986 | 1997 | 1988/1997 | |
| Vic Tokai |
58 | nomoregames | JP | 1977 | | 1986/1998 | |
| Victor |
301 | bought | JP | 1970 | 2003 | 1985/2024 | Victor Interactive Software, Inc. was a Japanese video game software publisher and … |
| Video System |
63 | nomoregames | JP | 1984 | | 1986/2001 | Video System Co., Ltd. (ビデオシステム株式会社?) was a software company … |
| Video Systems |
3 | | JP | | | 1992/1999 | |
| Visco |
69 | nomoregames | JP | 1982 | | 1986/2001 | |
| Wave Corp |
1 | dead | JP | 1990 | 1992 | 1990/1990 | |
| Westone |
28 | active | JP | 1986 | | 1986/2021 | |
| Winky Soft |
30 | dead | JP | 1983 | 2015 | 1985/2013 | Winky Soft Co., Ltd. |
| Witch |
6 | dead | JP | 1999 | 2005 | 1999/2005 | |
| WiZ |
12 | | JP | | | 1992/1995 | |
| Wolf Team |
78 | name changed | JP | 1986 | | 1986/2003 | Renamed to "Namco Tales Studio" in 2003 |
| Xi |
3 | active | JP | | | 2008/2010 | A Japanese indie developer that focuses on vore eroge. Website: http://xi.rdy … |
| Xing Entertainment |
50 | | JP | | | 1995/2011 | |
