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↑  These games have been released in English to a worldwide market.
1 2 3 4 5 6  These six versions were released in the box set Key 10th Memorial Box.
↑  As of 2016, this game is only available bundled with Rewrite+.
↑  This version was released as part of the Planetarian Ultimate Edition.
↑  Kanon Shokai-ban (Kanon 初回版, Kanon Shokai-ban?)
↑  Kanon Tsūjō-ban (Kanon 通常版, Kanon Tsūjō-ban?)
↑  Kanon Zennenrei Taishō-ban (Kanon 全年齢対象版, Kanon Zennenrei Taishō-ban?)
↑  Kanon Memoriaru Edishon Zennenrei Taishō-ban (Kanon メモリアルエディション全年齢対象版, Kanon Memoriaru Edishon Zennenrei Taishō-ban?)
↑  Air Shokai Gentei-ban (Air 初回限定版, Air Shokai Gentei-ban?)
↑  Air Tsūjō-ban (Air 通常版, Air Tsūjō-ban?)
↑  Air Zennenrei Taishō-ban (Air 全年齢対象版, Air Zennenrei Taishō-ban?)
↑  Air Memoriaru Edishon Zennenrei Taishō-ban (Air メモリアルエディション全年齢対象版, Air Memoriaru Edishon Zennenrei Taishō-ban?)
↑  Clannad Shokai Gentei-ban (Clannad 初回限定版, Clannad Shokai Gentei-ban?)
↑  Clannad Tsūjō-ban (Clannad 通常版, Clannad Tsūjō-ban?)
↑  Clannad Memoriaru Edishon Zennenrei Taishō-ban (Clannad メモリアルエディション全年齢対象版, Clannad Memoriaru Edishon Zennenrei Taishō-ban?)
↑  Planetarian ~Chiisana Hoshi no Yume~ Kinetic Novel-ban (planetarian ～ちいさなほしのゆめ～ Kinetic Novel版, Planetarian ~Chiisana Hoshi no Yume~ Kinetic Novel-ban?)
↑  Planetarian ~Chiisana Hoshi no Yume~ Pakkēji-ban Shokai-ban (planetarian ～ちいさなほしのゆめ～　パッケージ版 初回版, Planetarian ~Chiisana Hoshi no Yume~ Pakkēji-ban Shokai-ban?)
↑  Planetarian ~Chiisana Hoshi no Yume~ Pakkēji-ban Tsūjō-ban (planetarian ～ちいさなほしのゆめ～　パッケージ版 通常版, Planetarian ~Chiisana Hoshi no Yume~ Pakkēji-ban Tsūjō-ban?)
↑  Planetarian ~Chiisana Hoshi no Yume~ (planetarian ～ちいさなほしのゆめ～, Planetarian ~Chiisana Hoshi no Yume~?)
↑  Planetarian ~Chiisana Hoshi no Yume~ Memoriaru Edishon Zennenrei Taishōban (planetarian ～ちいさなほしのゆめ～ メモリアルエディション全年齢対象版, Planetarian ~Chiisana Hoshi no Yume~ Memoriaru Edishon Zennenrei Taishōban?)
↑  Planetarian ~Chiisana Hoshi no Yume~ －English edition－ (planetarian ～ちいさなほしのゆめ～ －English edition－, Planetarian ~Chiisana Hoshi no Yume~ －English edition－?)
↑  Planetarian ~Chiisana Hoshi no Yume~ HD edition (planetarian ～ちいさなほしのゆめ～ HD edition, Planetarian ~Chiisana Hoshi no Yume~ HD edition?)
↑  Tomoyo Afutā Shokai Gentei-ban (智代アフター ～It's a Wonderful Life～ 初回限定版, Tomoyo Afutā Shokai Gentei-ban?)
↑  Tomoyo Afutā ~It's a Wonderful Life~ (智代アフター ～It's a Wonderful Life～, Tomoyo Afutā ~It's a Wonderful Life~?)
↑  Tomoyo Afutā ~It's a Wonderful Life~ Memoriaru Edishon Zennenrei Taishō-ban (智代アフター ～It's a Wonderful Life～ メモリアルエディション全年齢対象版, Tomoyo Afutā ~It's a Wonderful Life~ Memoriaru Edishon Zennenrei Taishō-ban?)
↑  Tomoyo Afutā ~It's a Wonderful Life~ Perfect Edition (智代アフター ～It's a Wonderful Life～ Perfect Edition, Tomoyo Afutā ~It's a Wonderful Life~ Perfect Edition?)
↑  Ritoru Basutāzu! Shokai Gentei-ban (リトルバスターズ! 初回限定版, Ritoru Basutāzu! Shokai Gentei-ban?)
↑  Ritoru Basutāzu! Tsūjō-ban (リトルバスターズ! 通常版, Ritoru Basutāzu! Tsūjō-ban?)
↑  Ritoru Basutāzu! Ekusutashī Shokai Gentei-ban (リトルバスターズ! エクスタシー 初回限定版, Ritoru Basutāzu! Ekusutashī Shokai Gentei-ban?)
↑  Ritoru Basutāzu! Ekusutashī Tsūjō-ban (リトルバスターズ! エクスタシー 通常版, Ritoru Basutāzu! Ekusutashī Tsūjō-ban?)
↑  Ritoru Basutāzu! Ekusutashī (リトルバスターズ! エクスタシー, Ritoru Basutāzu! Ekusutashī?)
↑  Ritoru Basutāzu! Pāfekuto Edishon (リトルバスターズ！パーフェクトエディション, Ritoru Basutāzu! Pāfekuto Edishon?)
↑  Kudo Wafutā (クドわふたー, Kudo Wafutā?)
↑  Kudo Wafutā Zennenrei Taishō-ban (クドわふたー 全年齢対象版, Kudo Wafutā Zennenrei Taishō-ban?)
↑  Rewrite Shokai Gentei-ban (Rewrite 初回限定版, Rewrite Shokai Gentei-ban?)
↑  Rewrite Tsūjō-ban (Rewrite 通常版, Rewrite Tsūjō-ban?)
↑  Harmonia Nihongo-ban (Harmonia日本語版, Harmonia Nihongo-ban?)
↑  Harmonia Shokai Gentei-ban (Harmonia 初回限定版, Harmonia Shokai Gentei-ban?)
↑  Harmonia Tsūjō-ban (Harmonia 通常版, Harmonia Tsūjō-ban?)
↑  Summer Pockets Shokai Gentei-ban (Summer Pockets 初回限定版, Summer Pockets Shokai Gentei-ban?)
↑  Summer Pockets Tsūjō-ban (Summer Pockets 通常版, Summer Pockets Tsūjō-ban?)
↑  Summer Pockets Reflection Blue Shokai Gentei-ban (Summer Pockets Reflection Blue 初回限定版, Summer Pockets Reflection Blue Shokai Gentei-ban?)
↑  Summer Pockets Reflection Blue Gōka Gentei-ban (Summer Pockets Reflection Blue 豪華限定版, Summer Pockets Reflection Blue Gōka Gentei-ban?)
↑  Loopers Shokai Gentei-ban (Loopers 初回限定版, Loopers Shokai Gentei-ban?)
↑  Loopers Gōka Gentei-ban (Loopers 豪華限定版, Loopers Gōka Gentei-ban?)
↑  Lunaria: Virtualized Moonchild Shokai Gentei-ban (LUNARiA -Virtualized Moonchild- 初回限定版 , Lunaria: Virtualized Moonchild Shokai Gentei-ban?)
↑  Lunaria: Virtualized Moonchild Gōka Gentei-ban (LUNARiA -Virtualized Moonchild- 豪華限定版, Lunaria: Virtualized Moonchild Gōka Gentei-ban?)
↑  Tsui no Sutera Shokai Gentei-ban (終のステラ 初回限定版 , Tsui no Sutera Shokai Gentei-ban?)
↑  Tsui no Sutera Gōka Gentei-ban (終のステラ 豪華限定版, Tsui no Sutera Gōka Gentei-ban?)
↑  Purima Dōru: Fuyuzora Hanabi / Sekka Monyō (プリマドール：冬空花火／雪華文様, Purima Dōru: Fuyuzora Hanabi / Sekka Monyō?)
↑  Purima Dōru: Mumei Tenrei (プリマドール：無名典礼, Purima Dōru: Mumei Tenrei?)
↑  Purima Dōru: Kōto Tantei (プリマドール：皇都探偵, Purima Dōru: Kōto Tantei?)
↑  Purima Dōru Ankōru (プリマドール・アンコール, Purima Dōru Ankōru?)