Region | Title | System | Version | Edition | Languages | Serial | Status |
| MediEvil | PSX | | Original | | SCES-01492 | |
| MediEvil | PSX | | Original, Platinum, Promo, Rental | | SCES-00311 | |
| Medal of Honor: Underground | PSX | | Original, Greatest Hits | | SLUS-01270 … | |
| Medal of Honor: Underground | PSX | | Original, Platinum | | SLES-03126 … | |
| Medal of Honor: Underground | PSX | | Original, Platinum, 2 Games | | SLES-03124 … | |
| Medal of Honor | PSX | | Original, Greatest Hits, Collectors' Edition | | SLUS-00974 … | |
| Medal of Honor | PSX | | Original | | SLES-02472 | |
| Medal of Honor | PSX | | Original, Platinum | | SLES-02471 | |
| Medal of Honor | PSX | | Original, Platinum, 2 Games | | SLES-02470 … | |
| MechWarrior 2: Arcade Combat Edition メックウォリア2 | PSX | | Original | | SLPS 00937 | |
| MechWarrior 2: 31st Century Combat: Arcade Combat Edition | PSX | | Original | | SLUS-00401 | |
| MechWarrior 2: 31st Century Combat: Arcade Combat Edition | PSX | | Original | | SLES-00340 | |
| MDK | PSX | | Original | | SLUS-00426 | |
| MDK | PSX | | Original | | SCPS 10052 | |
| MDK (PlayMag Demo) | PSX | | | | SLED-01069 | |
| MDK | PSX | | Original | | SLES-00599 | |
| MDK | PSX | | Demo | | SLED-00912 | |
| McDonald's: Demo 01 | PSX | | Demo | | SCED-03909 | |
| Maximum Force | PSX | | Original | | SLUS-00503 | |
| Max Surfing 2nd マックスサーフィン セカンド | PSX | | Original | | SLPS 02871 | |
| Mawatte Mucho! まわってムーチョ! | PSX | | Taikenban Campaign-tsuki | | SLPM 80232 | |
| Math on the Move! 2: Multiplication/Division Intermediate | PSX | | Original | | LSP-100111 … | |
| Math on the Move! 2: Multiplication/Division Advanced | PSX | | Original | | LSP-100113 … | |
| Math on the Move! 1: Addition/Subtraction Intermediate | PSX | | Original | | LSP-100110 … | |
| Math on the Move! 1: Addition/Subtraction Advanced | PSX | | Original | | LSP-100112 … | |
| Math Gallery: Collection 2 | PSX | | Original | | LSP-903440 … | |
| Math Gallery: Collection 1 | PSX | | Original | | LSP-903433 … | |
| Mat Hoffman's Pro BMX | PSX | | Original, Greatest Hits | | SLUS-01113 … | |
| Mat Hoffman's Pro BMX | PSX | | Original | | SLES-03219 | |
| Mat Hoffman's Pro BMX | PSX | | Original | | SLES-03217 | |
| Masters: Shin Harukanaru Augusta マスターズ 新・遙かなるオーガスタ | PSX | | Original, Reprint | | SLPS 00373 … | |
| Master of Monsters: Disciples of Gaia | PSX | | Original | | SLUS-00595 | |
| Master of Monsters: Akatsuki no Kenja-tachi マスター・オブ・モンスターズ~暁の賢者達~ | PSX | | Original | | SLPS 00916 | |
| Mass Destruction | PSX | | Original | | SLUS-00462 | |
| Mary-Kate and Ashley: Winners Circle | PSX | | Original | | SLUS-01362 | |
| Mary-Kate and Ashley: Winners Circle | PSX | | Original | | SLES-03378 | |
| Mary-Kate and Ashley: Magical Mystery Mall | PSX | | Original | | SLUS-01121 | |
| Mary-Kate and Ashley: Crush Course | PSX | | Original | | SLUS-01386 | |
| Mary King's Riding Star | PSX | | Original, Pocket Price Midas | | SLES-02379 … | |
| Marvel vs. Capcom: Clash of Super Heroes: EX Edition マーヴル VS. カプコン クラッシュオブスーパーヒーローズ EXエディション | PSX | | Taikenban | | SLPM 80508 | |
| Marvel vs. Capcom: Clash of Super Heroes | PSX | | Original | | SLUS-01059 | |
| Marvel vs. Capcom: Clash of Super Heroes | PSX | | Original | | SLES-02305 | |
| Marvel Super Heroes vs. Street Fighter: EX Edition マーヴル・スーパーヒーローズ vs. ストリートファイター EXエディション | PSX | | Taikenban | | SLPM 80376 … | |
| Marvel Super Heroes vs. Street Fighter | PSX | | Fighters Edge | | SLUS-00793 | |
| Marvel Super Heroes | PSX | | Original, Fighters Edge | | SLUS-00257 | |
| Marvel Super Heroes | PSX | | Original | | SLES-00932 | |
| Martian Gothic: Unification | PSX | | Original | | SLUS 01148 | |
| Martian Gothic: Unification | PSX | | Original | | SLES-01350 | |
| Martialbeat 2 (Disc 2) (Disc-F) マーシャルビート2 | PSX | | Original | | SLPM 87149 | |
| Martialbeat 2 (Disc 1) (Disc-B) マーシャルビート2 | PSX | | Original | | SLPM 87148 | |
| Mars Moose Stay and Play 3: In Lonnie's Classroom | PSX | | Original | | LSP-010360 … | |
| Mars Moose Stay and Play 2: In Mars' Bedroom | PSX | | Original | | LSP-010260 … | |
| Mars Moose Stay and Play 1: In the Clubhouse | PSX | | Original | | LSP-010160 … | |
| Mars Moose Cosmic Quest 3: Race Through France | PSX | | Original | | LSP-010370 … | |
| Mars Moose Cosmic Quest 2: Fairy Tale Island | PSX | | Original | | LSP-010270 … | |
| Mars Moose Cosmic Quest 1: City Sights | PSX | | Original | | LSP-010170 … | |
| Mars Moose Adventure: WalkAbout 3: World Sports Day | PSX | | Original | | LSP-010380 … | |
| Mars Moose Adventure: WalkAbout 2: The Shakespeare Festival | PSX | | Original | | LSP-010280 … | |
| Mars Moose Adventure: WalkAbout 1: The Natural History Museum | PSX | | Original | | LSP-010180 … | |
| Marl Oukoku no Ningyou-hime: The Adventure of Puppet Princess マール王国の人形姫 -the Adventure of Puppet Princess- | PSX | | Taikenban | | SLPM 80319 | |
| Marl Oukoku no Ningyou-hime: The Adventure of Puppet Princess マール王国の人形姫 | PSX | | Original, +1 Tasu Ichi (Disc 1) | | SLPS 01734 … | |
| Marl Oukoku no Ningyou-hime: The Adventure of Puppet Princess マール王国の人形姫 the Adventure of Puppet Princess | PSX | | PSone Books | | SLPS 91415 | |
| Marie no Atelier: Salburg no Renkinjutsushi マリーのアトリエ ~ザールブルグの錬金術士~ | PSX | | Original | | SLPS 00856 | |
| Marie no Atelier Plus: Salburg no Renkinjutsushi マリーのアトリエ プラス ~ザールブルグの錬金術士~ | PSX | | Original, PlayStation the Best | | SLPS 01418 … | |
| Maria: Kimi-tachi ga Umareta Wake (Disc 3) マリア ~君たちが生まれた理由~ | PSX | | Original, PlayStation the Best | | SLPS 01138 … | |
| Maria: Kimi-tachi ga Umareta Wake (Disc 2) マリア ~君たちが生まれた理由~ | PSX | | Original, PlayStation the Best | | SLPS 01137 … | |
| Maria: Kimi-tachi ga Umareta Wake (Disc 1) マリア ~君たちが生まれた理由~ | PSX | | Original, PlayStation the Best | | SLPS 01136 … | |
| Maria 2: Jutai Kokuchi no Nazo (Disc 3) マリア2 -受胎告知の謎- | PSX | | Original | | SLPS 02242 | |
| Maria 2: Jutai Kokuchi no Nazo (Disc 2) マリア2 -受胎告知の謎- | PSX | | Original | | SLPS 02241 | |
| Maria 2: Jutai Kokuchi no Nazo (Disc 1) マリア2 -受胎告知の謎- | PSX | | Original | | SLPS 02240 | |
| March Madness '98 | PSX | | Original | | SLUS-00526 | |
| Marble Master | PSX | | Original | | SLUS-01471 | |
| Mánager de Liga | PSX | | Original | | SLES-02402 | |
| The Making of Nightruth ザ・メイキング・オブ・ナイトゥルース | PSX | | Original | | SLPS 00562 | |
| Makeruna! Makendou 2 負けるな!魔剣道2 | PSX | | Original | | SLPS 00128 | |
| Mainichi Nekoyoubi 毎日猫曜日 | PSX | | Original | | SLPS 01249 | |
| Mahou Shoujo Pretty Samy: Part 1: In the Earth (Disc 2) (Episode 24) 魔法少女プリティサミー PART1 In the Earth | PSX | | Original | | SLPS 00646 | |
| Mahou Shoujo Pretty Samy: Part 1: In the Earth (Disc 1) (Episode 23) 魔法少女プリティサミー PART1 In the Earth | PSX | | Original | | SLPS 00645 | |
| Mahjong Youchien Tamago-gumi 2: Taikai e Ikou! 麻雀幼稚園 たまご組2 ~大会へ行こう!~ | PSX | | Original | | SLPS 02956 | |
| Mahjong Yarou ze! 麻雀やろうぜ! | PSX | | Original | | SLPM 86173 | |
| Mahjong Taikai II Special 麻雀大会Ⅱ Special | PSX | | Original | | SLPS 00603 | |
| Mahjong Station Mazin 麻雀ステーション MAZIN | PSX | Rev 1 | Original, SunColle Best, Value 1500 | | SLPS 00005 … | |
| Mahjong Gokuu Tenjiku 麻雀悟空 天竺 | PSX | | Original | | SLPS 00014 | |
| Magical Medical まじかるめでぃかる | PSX | | Original | | SLPM 86099 | |
| Magical Hoppers マジカルホッパーズ | PSX | | Original | | SLPS 00737 | |
| Magical Drop Plus 1! マジカル・ドロップ PLUS 1! | PSX | | Magical Drop III + Wonderful! (Disc 2) | | SLPS 01918 | |
| Magical Drop III: Yokubari Tokudai-gou! マジカル・ドロップⅢ ~よくばり特大号!~ | PSX | | Original, Magical Drop III + Wonderful! (Disc 1) | | SLPM 86051 … | |
| Magical Drop III (Disc 2) (Magical Drop +1) Magical Drop III: Special Edition | PSX | | Original | | SLES-12964 | |
| Magical Drop III (Disc 1) (Magical Drop III) Magical Drop III: Special Edition | PSX | | Original | | SLES-02964 | |
| Magical Dice Kids マジカルダイスキッズ | PSX | | Original | | SCPS 10135 | |
| Magical Date: Doki Doki Kokuhaku Daisakusen まじかるで~と ドキドキ告白大作戦 | PSX | | Original, Taito 2000 Series | | SLPM 86619 … | |
| Magic: The Gathering: BattleMage | PSX | | Original | | SLUS-00247 | |
| Magic: The Gathering: BattleMage | PSX | | Original | | SLES-00282 | |
| Magic Carpet | PSX | | Original | | SLUS-00029 | |
| The Maestromusic: Encore Disc ザ・マエストロムジーク アンコール・ディスク | PSX | | Original | | SLPM 86679 | |
| The Maestromusic ザ・マエストロムジーク | PSX | | Baton Controller Doukonban | | SLPM 86585 | |
| Madden NFL 99 | PSX | | Original | | SLUS-00729 | |
| Madden NFL 99 | PSX | | Original | | SLES-01427 | |
| Madden NFL 98 | PSX | Alt | Original | | SLUS-00516 | |
| Madden NFL 98 | PSX | | Original, Greatest Hits | | SLUS-00516 | |
| Madden NFL 98 | PSX | | Original | | SLES-00904 | |
| Madden NFL 97 | PSX | | Original | | SLUS-00018 | |
| Madden NFL 97 | PSX | | Original | | SLES-00436 | |
| Madden NFL 2005 | PSX | | Original | | SLUS-01584 | |
| Madden NFL 2004 | PSX | | Original | | SLUS-01570 | |
| Madden NFL 2003 | PSX | | Original | | SLUS-01482 | |
| Madden NFL 2002 | PSX | | Original, Collectors' Edition | | SLUS 01402 … | |
| Madden NFL 2001 | PSX | | Original | | SLUS-01241 | |
| Madden NFL 2001 | PSX | | Original | | SLES-03067 | |
| Madden NFL 2000 | PSX | | Original | | SLUS-00961 | |
| Madden NFL 2000 | PSX | | Original | | SLES-02192 | |
| Mad Stalker: FullMetalForce マッド・ストーカー ~フルメタルフォース~ | PSX | | Original | | SLPS 00734 | |
| Macross VF-X2 マクロス VF-X2 | PSX | | Original | | SLPS 02237 | |
| Macross Plus: Game Edition マクロスプラス -ゲームエディション- | PSX | | Original | | SLPS 02791 | |
| Macross Digital Mission VF-X マクロス Digital Mission VF‐X | PSX | | Original | | SLPS 00386 | |
| Macross Digital Mission VF-X マクロス Digital Mission VF‐X | PSX | | Tentou-you Taikenban | | SLPM 80083 | |
| Machine Hunter | PSX | | Original | | SLUS-00470 | |
| Machine Hunter | PSX | | Original | | SLES-00630 | |
| Machine Head | PSX | | Original | | SLUS-00383 | |
| M6 PlayStation: Special Kids M6 PlayStation: Best of Kids Demo | PSX | | | | SCED-02570 | |
| M&M's: Shell Shocked | PSX | | Original | | SLUS-01306 | |
| M&M's: Shell Shocked | PSX | | Original | | SLES-03999 | |
| M-6 PlayStation Demo M6 PlayStation Best of 98 | PSX | | | | SCED-01713 | |