OK Fred
  MSX-Audio
|
UMF Noord-Holland |
UMF Noord-Holland |
1994 |
OL.
PSG
|
ESP SOFT |
MSX Resource Center |
2020 |
Ondertitel Programma
(Ondertitelings Programma)
|
Academy Software |
Academy Software |
1988 |
One Shot Rising
Moonsound
Unreleased
|
Programmer's Affair |
|
1999 |
Oniric Kung Fu
  PSG
|
Oniric Factor |
Oniric Factor |
2016 |
Only The Music
MSX-Audio
|
Emisoft |
Emisoft |
1996 |
onnanoko
(おんなのこけいさつたい)
Unreleased
|
Tokuma Communications |
Tokuma Communications |
|
Onryō Senki
(怨霊戦記)
PSG
|
Soft Studio WING |
Soft Studio WING |
1989 |
Onuki's Ambition - Ascension
(大貫の野望)
PSG
|
Taracot |
Taracot |
1995 |
OnyxS Salaris Administratie
PSG
|
CC & S |
Philips, Aackosoft, Philips Spain |
1986 |
Oohnograms
Moonsound
|
Delta Soft |
Delta Soft |
2021 |
Operation Europe: Path to Victory 1939-45
(ヨーロッパ戦線)
PSG
Takeru
|
KOEI |
KOEI, TAKERU |
1992 |
Operation Grenade
(オペレーション・グレネード)
PSG
|
TSR Inc. |
Pony Canyon |
1987 |
Operation video manual
PSG
|
Million Enterprise |
Million Enterprise |
1988 |
Oracle
PSG MSX-Audio
|
Fuzzy Logic |
Fuzzy Logic |
1997 |
Orange Rose
(オレンジ色の媚薬)
PSG
|
System House Oh! |
System House Oh! |
1989 |
Original Weird CG Collection LCG
(オリジナル面妖CG集 LCG)
|
3.5inchDo |
L.L.Palace |
1993 |
Osero II
PSG
|
Emutsu no Tomo |
Emutsu no Tomo |
1991 |
Osotos
PSG
|
Inufuto |
Inufuto |
2024 |
Oss 2000 Puzzel
Moonsound
|
Delta Soft |
Delta Soft |
2000 |
Otaku Murder Case
(おたく殺人事件)
PSG
|
Ago Soft |
Ago Soft |
1994 |
Out Run
(アウトラン)
PSG
|
SEGA |
Pony Canyon |
1988 |
Outer Limits
(アウターリミッツ)
Unreleased
|
Momonoki House |
Momonoki House |
1991 |
Outer Sounds
MSX-Audio
|
Outer Heaven |
Outer Heaven |
2024 |
Outlaw Suikoden
(アウトロー水滸伝)
PSG
|
Micronet Co., Ltd. |
Micronet Co., Ltd. |
1989 |
