Region | Title | System | Version | Edition | Languages | Serial | Status |
| Kousoku Choujin 拘束超人 | FMT | | Original | | CBF-0006 | |
| Kousoku Tanigawa Shougi 光速谷川将棋 | PS2 | 1.04 | Original | | SLPS 20074 | |
| Kousoku: Yorokobi no Aegi 拘束 ~悦びの淫液~ | PC-98 | | Original | | PERS-9512 | |
| Koutei Heika ni Narou! 皇帝陛下になろう! | PC | | Original | | | |
| Kouyasai: A Sherd of Youthful Memories 後夜祭 -a sherd of youthful memories- | PSX | | Original | | SLPS 01775 | |
| Kowai Shashin: Shinrei Shashin Kitan コワイ シャシン ~心霊写真奇譚~ | PSX | | Original | | SLPS 03454 | |
| Kowloon's Gate: Kowloon Fuusuiden (Disc 1) (Byakko) クーロンズ・ゲート -九龍風水傳- | PSX | | Original | | SLPS 00706 | |
| Kowloon's Gate: Kowloon Fuusuiden (Disc 2) (Genbu) クーロンズ・ゲート -九龍風水傳- | PSX | | Original | | SLPS 00707 | |
| Kowloon's Gate: Kowloon Fuusuiden (Disc 3) (Suzaku) クーロンズ・ゲート -九龍風水傳- | PSX | | Original | | SLPS 00708 | |
| Kowloon's Gate: Kowloon Fuusuiden (Disc 4) (Seiryuu) クーロンズ・ゲート -九龍風水傳- | PSX | | Original | | SLPS 00709 | |
| Krakout Unlimited | PC | | Original | | APWCDR1018 | |
| Krakout Unlimited | PC | 1.08 | Original | | | |
| Krasavica ili Chudovishhe Красавица или Чудовище | PC | | Original | | RUSSOBIT-M 2003/419 | |
| Krasnaya kollekciya Красная коллекция | PC | | Original | | | |
| Krazy Ivan | PSX | | Original | | SLES-00084 | |
| Krazy Ivan | PSX | | Original | | SLES-00128 | |
| Krazy Ivan | PSX | | Original | | SLES-00127 | |
| Krazy Ivan | PSX | | Original | | SLES-00125 | |
| Krazy Ivan Krazy Ivan per Windows 95 | PC | 1.0 | Original | | | |
| Krazy Ivan クレイジー・イワン | SS | 1.000 | Original | | T-18605G | |
| Krazy Ivan | PSX | | Original | | SLES-00126 | |
| Kreativni Centar | PC | | Original | | 272033 | |
| Kreed (Disc 1) | PC | | Original | | CD1 94372.01 ENG | |
| Kreed (Disc 2) | PC | | Original | | CD2 94372.01 ENG | |
| Kreed (Disc 1) | PC | | Original | | CD1 94372.03 GER | |
| Kreed (Disc 2) | PC | | Original | | CD2 94372.03 GER | |
| Kreed | PC | | Original | | RUSSOBIT-M 2003/380 | |
| Kreed: Bitva za Savitar Kreed: Битва за Савитар | PC | | Original | | | |
| Krestonoscy Mecha i Magii Крестоносцы меча и магии | PC | | Original | | | |
| Kreuzwort Deluxe | PC | | Original | | | |
| De Krijtjesfabriek | CDI | | Original | | 814 0105 | |
| Krishna Games | PC | | Original | | | |
| Kriss Kross Kriss Kross 2000 | PC | 3.0 | Original | | | |
| Kristallnyckeln (Disc 1) Kristallnyckeln: Nyckeln till Hemligheterna... | PC | 1.1 | Original | | NS-KN/SVE-01-00 | |
| Kristallnyckeln (Disc 2) Kristallnyckeln: Nyckeln till Hemligheterna... | PC | 1.1 | Original | | NS-KN/SVE-01-00 | |
| Królik Bystrzak dla Zerówki: Lot do Balonii | PC | 2.0 | Original | | | |
| Kroniki Czarnego Księżyca (Disc 2) Black Moon Chronicles | PC | | Original | | | |
| Krossvordy, e'rudit, sudoku Кроссворды, эрудит, судоку | PC | | Original | | | |
| Kröt: Monster, Minen & Raketen Moorhuhn präsentiert Kröt: Monster, Minen & Raketen | PC | | Original | | | |
| Krypton Egg | PC | 3.3 | Original | | | |
| KU² Impact クゥ・ツー・インパクト | PC | | Original | | PSW-0001 | |
| KU²++ クゥ・ツー・プラス・プラス | FMT | | Original | | HME-243 | |
| Kuai Di Zhai Ji Bian 快遞宅急便 | PC | | Original | | CD-139 | |
| Kuaile Hanyu Dierce 快乐汉语 第二册,快乐汉语 第2册 | PC | | Original | | | |
| Kuaile Hanyu Diyice 快乐汉语 第一册,快乐汉语 第1册 | PC | | Original | | | |
| Kujira Monogatari くじら物語 | PC | | Original | | FCG011 | |
| Kult: Heretic Kingdoms | PC | 1.2 | Original | | | |
| Kulturbergnaturtal: Eine Tirolreise auf CD-i | CDI | | Original | | | |
| Kuma no Pooh-tarou: Sora wa Pink da! Zen'in Shuugou!! クマのプー太郎 空はピンクだ!全員集合!! | PSX | | Original | | SLPS 00115 | |
| Kuma Uta くまうた | PS2 | 1.01 | Original | | SCPS 11031 | |
| Kumitate Battle Kuttu Ketto 組み立てバトル くっつけっと | PSX | | Original | | SLPS 01208 | |
| Kungens Hemlighet | PC | | Original | | 901039C | |
| Kunoichi Torimonochou くのいち捕物帖 | PSX | | Original | | SLPS 01773 | |
| Kunoichi Torimonochou くのいち捕物帖 | SS | 1.002 | Original | | T-6803G | |
| Die Kunstschätze der Russischen Zaren | CDI | | Original | | 813 0051 | |
| Kuon no Kizuna: Desktop Accessories Ver. 2 久遠の絆 デスクトップアクセサリー集 Ver.2 | PC | | Original | | FGPC-002 | |
| Kuon no Kizuna: Original Desktop Accessories 久遠の絆 Desktop Accessories | PC | | Original | | FGPC-001 | |
| Kurenai 紅 | PC | | Original | | | |
| Kurka w Kosmosie 3D | PC | | Original | | | |
| Kuro no Danshou: The Literary Fragment 黒の断章 -The Literary Fragment- | SS | 1.000 | Original | | T-21204G | |
| Kuro no Ken: Blade of the Darkness 黒の剣~Blade of the Darkness~ | PSX | | Original | | SLPS 01030 | |
| Kuro no Ken: Blade of the Darkness 黒の剣 | PC | | Original | | CBB-0001 | |
| Kurogane no Houkou 2: Warship Commander 鋼鉄の咆哮2 ウォーシップコマンダー | PC | | Original | | KOEI-16585 | |
| Kuroi Hitomi no Noir: Cielgris Fantasm 黒い瞳のノア ~Cielgris Fantasm~ | PSX | | Original | | SLPS 01450 | |
| Kurragömma med Mumintrollen | PC | 1.0 | Original | | | |
| Kurs na Okinavu Курс на Окинаву | PC | | Original | | | |
| Kursbuch Gesundheit | CDI | | Original | | 813 0113 | |
| Kurt: Der Fussballmanager '99 | PC | 1.0 | Original | | | |
| Kuru Kuru Maru Maru くるくるまるまる | PSX | | Original | | SLPM 86785 | |
| Kuru Kuru Twinkle: Onegai Ohoshi-sama くるくるトゥインクル ~おねがいおほしさま~ | PSX | | Original | | SLPS 00432 | |
| Kurumi Miracle くるみミラクル | PSX | | Original | | SLPS 00786 | |
| Kururin Pa! くるりんPA! | PSX | | Original | | SLPS 00066 | |
| Kurushi Final Kurushi Final: Mental Blocks | PSX | | Original | | SCES-02009 | |
| Kurushi Final Kurushi Final: Musclez Votre Cerveau | PSX | | Original | | SCES-02010 | |
| Kurushi Final Kurushi Final: Das Ultimative Puzzle | PSX | | Original | | SCES-02011 | |
| Kurushi Final Kurushi Final: Il Puzzle Game in 3D | PSX | | Original | | SCES-02012 | |
| Kurushi Final Kurushi Final: El Rompecabezas Elevado al Cubo | PSX | | Original | | SCES-02013 | |
| Kuryatnik Курятник | PC | 1.0 | Original | | RUSSOBIT-M 185/2002 | |
| Kusayakyuu EX 草野球EX | PC | | Original | | MSDJ-02082 | |
| Kusuri to Mahou no Miriel 薬と魔法のミーリエル | PC | 1.30 | Original | | PTKD-0001 | |
| Kusuriyubi no Kyoukasho くすり指の教科書 | FMT | | Original | | WIC-5185 | |
| Kuubo Senki 空母戦記 | PSX | | Original | | SLPS 01854 | |
| Kuusen II: Combat Flight Simulation II 空戦Ⅱ Combat Flight Simulation Ⅱ | PS2 | 1.01 | Original | | SLPM 62413 | |
| Kuz'ka: Puteshestvennik vo vremeni Кузька: Путешественник во времени | PC | | Original | | | |
| Kuzya v dzhunglyax Кузя в джунглях | PC | | Original | | | |
| Kuzya v dzhunglyax 2: Ostrov dzhunglej Кузя в джунглях 2: Остров джунглей | PC | | Original | | | |
| Kuzya: Dikaya reka Кузя: Дикая река | PC | | Original | | | |
| Kuzya: Fabrika igr Кузя: Фабрика игр | PC | | Original | | | |
| Kuzya: Luchshie igry 3 Кузя. Лучшие игры 3 | PC | | Original | | | |
| Kuzya: Novyj god Кузя: Новый год | PC | | Original | | | |
| Kyaiin no Tanoshi Mail: PS. I Love You キャイーンのたのしメール PS.I LOVE YOU | PSX | | Original | | SLPM 86447 | |
| Kyan Kyan Collection: Daifugouhen KYAN KYAN COLLECTION 大富豪編 | FMT | | Original | | HMA-236 | |
| Kyojin no Hoshi: Typing Yousei Gips 巨人の星 タイピング養成ギプス | PC | | Original | | WM-01144 | |
| Kyonyuujuu: Datenshitou Injuu Geboku Senki 巨乳獣 堕天使島淫獣下僕戦記 | PC | | Original | | MMM-1163 | |
| Kyoro-chan no Prikura Daisakusen キョロちゃんのプリクラ大作戦 | PSX | | Original | | SLPS 01692 | |
| Kyoto Maiko Monogatari 京都舞妓物語 | PSX | | Original | | SLPS 03193 | |
| Kyoto Sennen Monogatari: Cosmology of Kyoto 京都千年物語 Cosmology of KYOTO | MAC | | Original | | SCD-1 | |
| Kyoufu Shinbun 恐怖新聞 | PSX | | Original | | SLPS 00503 | |
| Kyoufu to Yokubou no Tabi: Ultimate of the Testing Courage 恐怖と欲望の旅 ULTIMATE OF THE TESTING COURAGE | PC | | Original | | | |
| Kyouka Suigetsu 鏡花水月 | PC | | Original | | | |
| Kyouko no Ijiwaru!! Hachamecha Daishingeki 恭子のいぢわる!! ~ハチャメチャ大進撃~ | FMT | | Original | | | |
| Kyoushi ga Xchange Gaiden ni Yatte Kuru! 狂師がXchange外伝にやって来る! | PC | | Original | | MONO-00002 | |
| Kyousouba Ikusei Simulation: Derby Stallion 競走馬育成シミュレーション ダービースタリオン | PSX | Rev 1 | Original | | SLPS 00777 | |
| Kyoutei Wars Makuru 6 競艇WARS マクル6 | PSX | | Original | | SLPS 03451 | |
| Kyrandia II: The Hand of Fate キランディアⅡ ~運命の手~ | FMT | | Original | | HMG-130 | |
| Kyrandia II: The Hand of Fate キランディアⅡ ~運命の手~ | PC-98 | | Original | | SC-95002 | |
| Kyuu-bakku きゅー爆っく | PSX | | Original | | SLPS 00622 | |
| Kyuukyoku no Soukoban 究極の倉庫番 あなどれないパズルと涙のストーリー | PSX | | Original | | SLPS 00475 | |
| Kyuukyoku Seigi Sexy Marble 究極正義セクシーマーブル | PC | | Original | | MAY-20122 | |
| Kyuukyoku Seigi Sexy Marble '95 究極正義セクシーマーブル ‘95 | PC | | Original | | MAY-09501 | |
| Kyuukyoku Tiger II Plus 究極タイガーⅡプラス | SS | 1.000 | Original | | T-18715G | |
| Kyuumei Kyuukyuu Teate no ABC 救命・救急手当てのABC | 3DO | | Original | | NBP-SK-001 | |
| Kyuutenkai 球転界 | PSX | | Original | | SLPS 00031 | |
| Kotobuki Grand Prix: Mezase! Genchari King ことぶきグランプリ ~めざせ!原チャリキング~ | PSX | | Original, Pokkiri 1400 | | SLPM 86926 … | |
| Kula World | PSX | | Original, Promo | | SCES-01000 | |
| Kapitan Pazur: Drapieżna Edycja | PC | 1.30 | Original, Rerelease | | | |
| Kaze no Tansakusha: Grand Slam: Update Program 風の探索者 ~Grand Slam~ Update Program | PC | | PC Game Bundle | | | |
| Koei Value Set Campaign: Special CD-ROM KOEI バリューセット キャンペーン スペシャルCD-ROM | PC | | PC Game Bundle | | KV96-01 | |
| Koei Win Festa '96: Campaign CD-ROM KOEI Winフェスタ‘96 キャンペーンCD-ROM | PC | | PC Game Bundle | | KW-96 | |
| Der Korsar | PC | | PC Games Collection 2 | | CD 646/04 | |
| Kowloon-jou 九龍城 | PC | 1.02 | PCHome | | 506-7097 | |
| Kyuukyoku Puchi Pachi-Slot: Siosai-30 究極ぷちパチスロ シオサイー30 | PC | | PCHome | | 506-7122 | |
| Kodak Photo CD Portable Player Demo Disc | PHOTO-CD | | Photo CD Hardware Bundle | | | |
| Klima & Vejr: Vejr og Vind med Samme Sind | PC | | Pixeline: Natur og Teknik | | | |
| KKND2: Krossfire (Disc 2) | PC | | Play the Games Vol. 1 | | | |
| King's Field II キングスフィールドII | PSX | | PlayStation the Best | | SLPS 91003 | |
| Kokumeikan 刻命館 | PSX | Rev 1 | PlayStation the Best | | SLPS 91033 | |
| Kaze no Klonoa: Door to Phantomile 風のクロノア ‐door to phantomile‐ | PSX | Rev 1 | PlayStation the Best for Family | | SLPS 91169 | |
| Kid Phonics 1 | PC | 1.1.1c | PlayZone! Preschool-1st Grade | | S7191620 | |
| Kameo + Perfect Dark Zero Extra Screens: Print Only | PC | | Press Kit | | | |
| Kinetica | PC | | Press Kit | | | |
| King Kong E3 Press Kit | PC | | Press Kit | | | |
| Kingdom Hearts (E3 2002 Media CD) | PC | | Press Kit | | | |
| Konami Artwork: Various Titles | PC | | Press Kit | | | |
| Konami E3 2003 Press Kit | PC | | Press Kit | | | |
| Konami E3 2004: Press Asset Disc | PC | | Press Kit | | | |
| Konami: E3 2004 Konami: <E3 2004> | PC | | Press Kit | | | |
| Konami: Tokyo Game Show 2004 | PC | | Press Kit | | | |
| Krome Studios: Press Kit: May 2005 | PC | | Press Kit | | | |
| Kellogg's Horrible Science: Chemical Chaos | PC | | Promo | | | |
| Kellogg's Horrible Science: Disgusting Digestion | PC | | Promo | | | |
| Kellogg's Horrible Science: Nasty Nature | PC | | Promo | | | |
| The King of Fighters '95 | PSX | | Promo | | SCES-00562 | |
| The Komatsu Challenge | PC | | Promo | | | |
| Kuai Lai He Qoo Kaixin Xue 快来和「酷兒」开心学 | PC | 1.00 | Promo | | | |
| Kouyasai: A Sherd of Youthful Memories 後夜祭 -a sherd of youthful memories- | PSX | | Promotion-you Special Disc | | SLPM 80420 | |
| Killing Time | PSX | | Prototype | | SLUS-00390 | |
| Kung Fu Fighting | PS2 | 1.00 | Prototype | | | |
| Kujibiki Unbalance: Kaichou! Onegai Disc: Desktop Accessory 会長! お願いでぃすく ~デスクトップアクセサリ~ | PC | | PS2 Game Bundle | | MII-037 | |
| Kajko i Kokosz: Szkoła Latania | PC | | Rerelease | | | |
| Kak dostat' soseda: Sladkaya mest' Как достать соседа: Сладкая месть | PC | | Rerelease | | | |
| Kannan! Kannan! Äventyr i Riddarborgen | PC | 1.0 | Rerelease | | | |
| Kao the Kangaroo: Round 2 | PC | | Rerelease | | ROKAO200000001LAB | |
| Käpt'n Säbelzahn: Die Piratenprüfung | PC | | Rerelease | | | |
| King of Dragon Pass | PC | 1.3 (518) | Rerelease | | cdA | |
| King's Quest V: Absence Makes the Heart Go Yonder King's Quest V: Absence Makes the Heart Go Yonder! | PC | 1.000.052 | Rerelease | | | |
| King's Quest VI: Heir Today, Gone Tomorrow | PC | 1.000.00G | Rerelease | | | |
| King's Quest VI: Heir Today, Gone Tomorrow | PC | 1.000.00G | Rerelease | | 833021000 | |
| King's Quest VI: Heir Today, Gone Tomorrow | PC | 1.000.00G | Rerelease | | 833021000 | |
| Knights of the Cross | PC | | Rerelease | | | |
| Knights of Xentar | PC | | Rerelease | | | |
| Koziołek Matołek Idzie do Szkoły | PC | | Rerelease | | | |
| Kunskapslandet | PC | | Rerelease | | 901031C | |
| Klonoa: Door to Phantomile | PSX | | Review | | | |
| The King of Fighters 2002 | PS2 | 1.00 | Review Code | | SLES-53381 | |
| Kingpin: Life of Crime | PC | 18/6/99 | Review Code | | | |
| Kakesoba Dash: Shiriagari Kotobuki no Tachisoba Chuumon Game かけそばダッシュ しりあがり寿の立ちそば注文ゲーム | PC | | ROMKING 500 | | IBBC98016 | |
| Kiloblaster | PC | | ROMWARE | | ROM 10 006 | |
| Konami Magazine: Cata-Rom Connection Vol. 1: Tokimeki Memorial-hen | PC | | Sample-ban | | | |
| Koei Sangokushi Special Save Data-shuu コーエー「三國志」スペシャルセーブデータ集 | PS2 | 1.00 | Sangokushi no Sekai Duo: Treasure Box | | SLPM 62368 | |
| Kochira Katsushikaku Kameari Kouenmae: Hashutsujo: Nakagawa Land Dai-Race! no Maki こちら葛飾区亀有公園前 派出所 中川ランド大レース!の巻 | SS | 1.000 | Satakore | | T-13332G | |
| Kasparov Chessmate | PC | 1.06 | Scholastic | | P/N CDR9649927 | |
| KKND2: Krossfire (Disc 1) 绝地风暴II——火线出击 | PC | 1.0 | Shiji Huigu Jinianban | | | |
| KKND2: Krossfire (Disc 2) 绝地风暴II——火线出击 | PC | 1.0 | Shiji Huigu Jinianban | | | |
| Kagayaku Kisetsu e (Disc 1) 輝く季節へ | PSX | | Shokai Genteiban | | SLPS 01972 | |
| Kagayaku Kisetsu e (Disc 2) (Special Disc) 輝く季節へ | PSX | | Shokai Genteiban | | SLPS 01973 | |
| Kaitou Saint Tail 怪盗セイント・テール | SS | 1.010 | Shokai Genteiban | | T-28201G | |
| Kimi ni Steady (Disc A) キミにステディ | PC | | Shokai Genteiban | | DCD-0035 | |
| Kimi ni Steady (Disc B) キミにステディ | PC | | Shokai Genteiban | | DCD-00352 | |
| Kiss yori... KISSより・・・ | SS | 1.005 | Shokai Genteiban | | T-19723G | |
| King's Quest 8: Maske der Ewigkeit | PC | | Sierra's Classic Adventures | | S0023160 | |
| Kid's Typing | PC | | SierraOriginals | | | |
| King's Quest V: Absence Makes the Heart Go Yonder King's Quest V: Absence Makes the Heart Go Yonder! | PC | 1.000.052 | SierraOriginals | | | |
| King's Quest V: Absence Makes the Heart Go Yonder King's Quest V: Absence Makes the Heart Go Yonder! | PC | 1.000.052 | SierraOriginals | | | |
| King's Quest VI: Heir Today, Gone Tomorrow King's Quest 6 | PC | | SierraOriginals | | S4820220012ZZ | |
| King's Quest VI: Heir Today, Gone Tomorrow | PC | 1.000.00G | SierraOriginals | | | |
| King's Quest VII: The Princeless Bride King's Quest 7 | PC | | SierraOriginals | | S6490120Z12ZZ | |
| The King of Fighters '98: Dream Match Never Ends ザ・キング・オブ・ファイターズ’98 ~ドリーム・マッチ・ネバー・エンズ~ | PSX | Rev 1 | SNK Best Collection | | SLPM 86435 | |
| KinderVentures: Pocket & Tails Go Exploring | PC | | SoftKey | | PTE544AE-CD | |
| Kao the Kangaroo | PC | | Sold Out Software | | | |
| Kurogane no Houkou 2: Warship Commander 鋼鉄の咆哮2 ウォーシップコマンダー | PC | | Sourcenext Selection | | | |
| Kid Pix Deluxe 4 | PC | 1.0 | Southwestern Kids' Collection | | 32179N-CD | |
| Kohan: Immortal Sovereigns | PC | 1.3.4 | Special Awards Edition | | 23895CD | |
| Kindan no Pet: Seaman: Gassé Hakase no Jikken-tou 禁断のペット シーマン ~ガゼー博士の実験島~ | DC | 1.005 | Special Package-ban | | T-39402M | |
| Konung: Legenda Północy | PC | | Super Klasyka | | | |
| Kowloon's Gate クーロンズ・ゲート | PSX | | Taiken Disc | | SLPM 80047 | |
| Kagayaku Kisetsu e 輝く季節へ | PSX | | Taikenban | | SLPM 80408 | |
| Kaidou Battle: Nikko, Haruna, Rokko, Hakone 街道バトル ~日光・榛名・六甲・箱根~ | PS2 | 1.04 | Taikenban | | SLPM 60195 | |
| Kamen Rider Kabuto 仮面ライダーカブト | PS2 | 1.00 | Taikenban | | SLPM 60279 | |
| Katamari Damacy 塊魂 | PS2 | 1.01 | Taikenban | | SLPM 60213 | |
| Keiou Yuugekitai 慶応遊撃隊 | MCD | | Taikenban | | CDS-222 | |
| Kellogg Original Waku Waku Doki Doki Ninki Game Chara Daishuugou! Waku Waku-shou ケロッグオリジナル ワクワクドキドキ人気ゲームキャラ大集合! ワクワク賞 | PSX | | Taikenban | | SLPM 84003 | |
| Kids Station: Doraemon: Himitsu no Yojigen Pocket キッズステーション ドラえもん ひみつのよじげんポケット | PSX | | Taikenban | | SLPM 80624 | |
| The King of Fighters Kyou ザ・キング・オブ・ファイターズ 京 | PSX | | Taikenban | | SLPM 80245 | |
| Kisou Louga 機装ルーガ | PCE | | Taikenban | | KS3001 | |
| Klaymen Series 「クレイマン」シリーズ | PSX | | Taikenban | | PAPX 90053 | |
| Koi deha naku 恋ではなく 体験版 | PC | 1.02 | Taikenban | | SHS-9001 | |
| Konami Best Collection: '96 Fuyu-'97 Haru-ban コナミベストコレクション ’96冬 ~ '97夏版 | PSX | | Taikenban | | SLPM 80081 | |
| Kotoba no Puzzle: Mojipittan ことばのパズル もじぴったん | PS2 | 1.00 | Taikenban | | SLPM 60194 | |
| Kyouran 狂乱 | PC | | Taikenban | | | |
| Kids Station: Hello Kitty no Oshaberi Town キッズステーション ハローキティのおしゃべりタウン | PSX | | Taiwa-shiki Controller Set | | SLPS 03060 | |
| Kether | CDI | 3.08 | TESTING - PHASE 1 | | 8120067 | |
| Kimi no Kimochi, Boku no Kokoro: I've Posessed Your Body! 君の気持ち、僕のこころ | PSX | | The Best Takaramono | | SLPS 03072 | |
| Knights and Merchants: The Peasants Rebellion | PC | | Totally Strategy | | | |
| Klonoa 2: Lunatea's Veil | PS2 | 1.00 | Trade Demo | | SLUS-28004 | |
| Kohan: Immortal Sovereigns | PC | 1.2.0 | Ubisoft eXclusive | | | |
| Karat DC-you: Pro Action Replay KARAT(DC用)プロアクションリプレイ | DC | 1.060 | Unlicensed | | | |
| Karat DC-you: Pro Action Replay 2 KARAT(DC用)プロアクションリプレイ2 | DC | 1.060 | Unlicensed | | KRT DCPAR2 | |
| Karat PS PS2-you Pro Action Replay CDX2 karat PS/PS2用 プロアクションリプレイ CDX2 | PSX | Rev 2 | Unlicensed | | | |
| Karat PS1-you CDX3 Pro Action Replay Taikenban KARAT (PS1用) CDX3 プロアクションリプレイ 体験版 | PSX | | Unlicensed | | | |
| Karat PS1-you Pro Action Replay CDX3 Karat (PS1用) プロアクションリプレイ CDX3 | PSX | | Unlicensed | | | |
| Karat PS2-you PAR2 Pro Action Replay 2 Taikenban KARAT (PS2用) PAR2 プロアクションリプレイ2 体験版 | PS2 | 2.21 | Unlicensed | | | |
| Karat PS2-you Pro Action Replay 2 KARAT(PS2用)プロアクションリプレイ2 | PS2 | 2.0j | Unlicensed | | | |
| Karat PS2-you Pro Action Replay 2 KARAT(PS2用)プロアクションリプレイ2 | PS2 | 2.25 JAPAN | Unlicensed | | | |
| Karat PS2-you Pro Action Replay 2 Taikenban KARAT PS2用 プロアクションリプレイ2 体験版 | PS2 | 1.7 | Unlicensed | | | |
| Karat PS2-you Pro Action Replay PS2-you PAR KARAT PS2用 プロアクションリプレイ PS2用PAR | PS2 | 1.9 | Unlicensed | | KRT 005 | |
| Klik | CDI | | Unlicensed | | 810 0069 | |
| Klax | AJCD | | Unlicensed (CD-R) | | | |
| Kouklotheatro: Yuukyuu no Hitomi ククロセアトロ ~悠久の瞳~ | PSX | | Value 1500 | | SLPS 03283 | |
| Karate 3D | PC | | Value Soft | | | |
| Kyuukyoku Tiger 究極タイガー | FMT | | Ving Marty Taiou Vol. 5 | | HME-246 | |
| Kao the Kangaroo | PC | 1.18.6 | White Label | | CD-W95-V073-GWL | |
| Der Korsar: Gold | PC | | White Label | | CD-W95-V057-GWL | |
| Kouryuuki 項劉記 | FMT | | with Soundware | | HME-202 | |
| Kurczakowy Pakiet Wyścigowy | PC | | wkiosku | | | |
| Karpov X3D Chess X3D Chess | PC | | X3D | | | |
| Kohan: Immortal Sovereigns 可汗:雄霸天下 | PC | 1.3.1 | Xinnian Tehuizhuang | | | |
| Kaitian-Pidi Bei Danci 开天辟地背单词 | PC | 1.0.001 | Yingyu Shijixing Jinghuaban | | | |
| Konchuu Saishuu Adventure Soft: Mushitori 2 | PC | | Yuuyuu 1,980 (Publishing Distribution) | | | |
| Koukou Yakyuu-dou CV 2 | PC | 1.08 | Yuuyuu 1,980-yen | | MKY-024 | |
| Kanon カノン | PC | 1.0.3.5 | Zennenrei Taisho-Ban | | | |
| Kanon カノン | PC | 1.0.3.5 | Zennenrei Taisho-Ban | | | |