| Orange Club - Maruhi Kagai Jugyou | 1988 | arcade |
| Otogizoushi Urashima Mahjong | 1989 | arcade |
| Otona no Gal-jong - Kimi ni Haneman! | 2004 | ps2 |
| Otona no Gal-jong 2 - Koishite Bai Man! | 2005 | ps2 |
| Otona no Mahjong | 1988 | arcade |
| Our Graduation - Mahjong de Pon! Hanafuda de Koi! | 2000 | ps1 |
| Oyaji no Jikan - Nee-chan Mahjong de Shoubu ya! | 2001 | ps1 |
| PT Reach Mahjong | 1979 | arcade |
| Pastel Gal | 1985 | arcade |
| Piaoliang Jinhua | 2000 | arcade |
| Piaoliang Jinhua 2 | | arcade |
| Pili Shen Deng | 1998 | arcade |
| PokoaPoka Onsen de CHU - Bijin 3 Shimai ni Kiotsukete! | 1999 | arcade |
| Pong Boo! 2 | 1997 | arcade |
| Pro Logic Mahjong Haishin | 1996 | ps1 |
| The Pro Mahjong - Menkyo Kaiden | 1998 | ps1 |
| Pro Mahjong Kiwame | 1994 | arcade |
| Pro Mahjong Kiwame - Tengensen-hen | 1999 | ps1 |
| Pro Mahjong Kiwame Plus | 1996 | ps1 |
| Pro Mahjong Kiwame Plus II | 1998 | ps1 |
| Pro Mahjong Kiwame S | 1995 | arcade |
| Pro Mahjong Tsuwamono 2 | 1999 | ps1 |
| Pro Mahjong Tsuwamono 3 | 2002 | ps1 |
| Pro Mahjong Tsuwamono Series - Joryuu Janshi ni Chousen - Watashitachi ni Chousen Shite ne! | 2001 | ps1 |
| Qing Cheng Zhi Lian | 2011 | arcade |
| Que Huang Zhengba | 2007 | arcade |
| Que Long Gaoshou | 1999 | arcade |
| Que You Ji - Dian Zi Ji Pan Jiaqiang Ban | 1997 | arcade |
| Quiz-Mahjong Hayaku Yatteyo! | 1991 | arcade |
| Real Mahjong Gold Yumehai / Super Real Mahjong GOLD part.2 | 1988 | arcade |
| Real Mahjong Haihai | 1985 | arcade |
| Real Mahjong Haihai Jinji Idou Hen | 1986 | arcade |
| Real Mahjong Haihai Seichouhen | 1986 | arcade |
| Renai Mahjong Idol Gakuen | 1999 | arcade |
| Rettou Juudan Nekkyoku Janshi - Higashi Nippon Hen | 1988 | arcade |
| Return of Sel Jan II | 1996 | arcade |
| Riichi Mahjong - Ohitorisama demo Utemasu! | 2000 | ps1 |
| Ron Jan | 1991 | arcade |
| Ron Jan Super | 1994 | arcade |
| Royal King Jang Oh 2 | 1984 | arcade |
| Royal Mahjong | 1981 | arcade |
| Royal Night | 1984 | arcade |
| Royal Queen | 1984 | arcade |
| Ryuuha | 1987 | arcade |
| Ryuusei Janshi Kirara Star | 1996 | arcade |
| Saibara Rieko no Mahjong Toriatama Kikou | 2000 | ps1 |
| Saikyou Ginsei Mahjong | 2002 | ps1 |
| Salaryman Settai Mahjong | 2001 | ps1 |
| Sanma - San-nin Uchi Mahjong | 2001 | arcade |
| Scandal Mahjong | 1989 | arcade |
| Second Love | 1986 | arcade |
| Sega Network Taisen Mahjong MJ 2 | 2005 | arcade |
| Sega Network Taisen Mahjong MJ 3 | 2006 | arcade |
| Sega Network Taisen Mahjong MJ 3 Evolution | 2007 | arcade |
| Sega Network Taisen Mahjong MJ 3 Evolution Firmware Update | 2006 | arcade |
| Sega Network Taisen Mahjong MJ 3 Firmware Update | 2005 | arcade |
| Sega Yonin Uchi Mahjong MJ | 2002 | arcade |
| Sega Yonin Uchi Mahjong MJ Network Taisen Ver | 2003 | arcade |
| Seiha | 1987 | arcade |
| Sel-Jan | 1983 | arcade |
| Sengoku Mahjong | 1991 | arcade |
| Sengoku Mahjong Kurenai Otome-tai | 1998 | arcade |
| Sexy Gal | 1985 | arcade |
| Sexy Gal Tropical | 1985 | arcade |
| Shenzhou Jielong | | arcade |
| Shin Seiki Evangelion - Eva to Yukai na Nakamatachi | 1998 | ps1 |
| Shisenfuu Gekikara Mahjong | 1998 | ps1 |
| Shizhan Ding Huang Maque | 1998 | arcade |
| Shizhan Majiang Wang | 1998 | arcade |
| Shizhan Majiang Wangchao | 1998 | arcade |
| Shizhan Sanguo Ji Jiaqiang Ban | 1998 | arcade |
| Shuang Long Qiang Zhu 2 VS | 1998 | arcade |
| Shuang Long Qiang Zhu 3 | 1999 | arcade |
| Shuang Long Qiang Zhu Tebie Ban | 2008 | arcade |
| Shusse Mahjong Daisettai | 1996 | ps1 |
| Simple 1500 Series Vol. 1 - The Mahjong | 1998 | ps1 |
| Simple 1500 Series Vol. 39 - The Mahjong 2 | 2000 | ps1 |
| Simple 1500 Series Vol. 88 - The Gal Mahjong - Love Songs - Idol wa High Rate | 2002 | ps1 |
| Simple 2000 Honkaku Shikou Series Vol. 4 - The Mahjong | 2002 | ps2 |
| Simple 2000 Series Ultimate Vol. 14 - Touhai! Dramatic Mahjong - Ten - Tenhoo Doori no Kaidanji | 2003 | ps2 |
| Simple 2000 Series Ultimate Vol. 19 - Akagi - Yami ni Oritatta Tensai | 2004 | ps2 |
| Simple 2000 Series Ultimate Vol. 20 - Love - Mahjong! 2 | 2004 | ps2 |
| Simple 2000 Series Ultimate Vol. 22 - Stylish Mahjong - Usagi - Yasei no Touhai & Usagi - Yasei no Touhai - The Arcade Double Pack | 2004 | ps2 |
| Simple 2000 Series Ultimate Vol. 4 - Urawaza Ikasa Mahjonggai - Nii-san, Tsukanjimatta You da ne | 2002 | ps2 |
| Simple 2000 Series Vol. 4 - The Double Mahjong Puzzle | 2002 | ps2 |
| Simple Character 2000 Series Vol. 06 - Dokonjou Gaeru - The Mahjong | 2002 | ps1 |
| Simple V Series Vol. 1 - The Docodemo Gal Mahjong | 2014 | vita |
| Souryuu | 1996 | ps1 |
| Sparrow Garden - Namco Mahjong | 1996 | ps1 |
| Sukeban Jansi Ryuko | 1987 | arcade |
| Super Marukin-Ban | 1990 | arcade |
| Super Price Series - Mahjong | 2002 | ps1 |
| Super Real Mahjong P5 | 1994 | arcade |
| Super Real Mahjong P6 | 1995 | arcade |
| Super Real Mahjong P7 | 1997 | arcade |
| Super Real Mahjong PIV | 1993 | arcade |
| Super Real Mahjong Part 1 | 1987 | arcade |
| Super Real Mahjong Part 2 | 1987 | arcade |
| Super Real Mahjong Part 3 | 1988 | arcade |
| Super Real Mahjong VS | 1999 | arcade |