| AVCA-14239 | | "CHANCE TRIANGLE SESSION" original sound track album "centonizare" / "チャンス トライアングルセッション" オリジナルサウンドトラック "centonizare" / "Chance Pop Session" original sound track album "centonizare" | Nov 07, 2001 | CD |
| KICM-3201 | | "Hanamaru Youchien" Opening Theme Song: Aozora Triangle / 「はなまる幼稚園」おーぷにんぐ主題歌 青空トライアングル / "Hanamaru Youchien" Opening Theme Song: Aozora Triangle | Jan 27, 2010 | CD |
| LZC-2037 | | Adabana Necromancy SAYAKAVER. ~triangle~ ver. / Sayaka Sasaki / 徒花ネクロマンシー SAYAKAVER. ～triangle～ ver. / 佐咲紗花 / Adabana Necromancy SAYAKAVER. ~triangle~ ver. / Sayaka Sasaki | Oct 27, 2021 | Digital |
| N/A | | aikano ~Yukisora no Triangle~ Original SoundTrack / アイカノ ～雪空のトライアングル～ オリジナルサウンドトラック / aikano ~Yukisora no Triangle~ Original SoundTrack | Oct 29, 2020 | CD |
| N/A | | aikano ~Yukisora no Triangle~ Theme Song: l,toyou / アイカノ ～雪空のトライアングル～ 主題歌 l,toyou / aikano ~Yukisora no Triangle~ Theme Song: l,toyou | May 31, 2019 | CD |
| TURC-0001a~b | | AIR & TriangleHeart Image Vocal Album -yoin- / 翼音 -yoin- AIR & TriangleHeart Image Vocal Album / AIR & TriangleHeart Image Vocal Album -yoin- | Aug 10, 2001 | 2 CD |
| MIG-1001~2 | | ALL ABOUT TOSHIAKI OTSUBO (1) Peace of Mind (2) Triangle Again Sound Track Vol.1 / ALL ABOUT 大坪稔明 ① Peace of Mind ② トライアングル・アゲイン ～ サウンドトラック Vol.1 / ALL ABOUT TOSHIAKI OTSUBO (1) Peace of Mind (2) Triangle Again Sound Track Vol.1 | Jul 24, 2002 | 2 CD |
| N/A | | Anastacia / アナスタシア / Anastacia | Aug 14, 2021 | Digital |
| COCX-33918 |  | ANIMEX 1300 Song Collection No.21 DRAGON BALL Z Hit Song Collection 10 VIRTUAL TRIANGLE / ANIMEX 1300 Song Collection No.21 ドラゴンボールZ ヒット曲集10 VIRTUAL TRIANGLE / ANIMEX 1300 Song Collection No.21 DRAGON BALL Z Hit Kyokushuu 10 VIRTUAL TRIANGLE | Sep 20, 2006 | CD |
| LTCD-0005 | | AQUA / AQUA / AQUA | Aug 15, 2009 | CD |
| N/A | | Arcade Love OST / ゲーセンラブ。OST / GE-CEN LOVE OST | Jun 19, 2018 | Digital |
| AXIA-DRAMA | | AXIA Preorder Bonus Drama CD / AXIA 予約特典ドラマCD / AXIA Preorder Bonus Drama CD | Apr 28, 2006 | CD |
| LTCD-0008 | | B1 / B1 / B1 | Mar 18, 2010 | CD |
| LTCD-0010 | | B2 / B2 / B2 | Oct 11, 2010 | CD |
| LZC-1934 | | CALENDAR GIRL SAYAKAVER. ~triangle~ ver. / Sayaka Sasaki / カレンダーガール SAYAKAVER. ～triangle～ ver. / 佐咲紗花 / CALENDAR GIRL SAYAKAVER. ~triangle~ ver. / Sayaka Sasaki | Aug 25, 2021 | Digital |
| N/A | | Cross of the Dutchman Original Soundtrack / Cross of the Dutchman Original Soundtrack / Cross of the Dutchman Original Soundtrack | Sep 10, 2015 | Digital |
| 32·8H-131 | | Crystal Triangle The Original Soundtrack / 禁断の黙示録 クリスタル・トライアングル オリジナル・サウンドトラック / Kindan no Mokushiroku Crystal Triangle Original Soundtrack | Aug 01, 1987 | CD |
| 28·3H-296 | | Crystal Triangle The Original Soundtrack / 禁断の黙示録 クリスタル・トライアングル オリジナル・サウンドトラック / Kindan no Mokushiroku Crystal Triangle Original Soundtrack | Aug 01, 1987 | Vinyl |
| 28·6H-248 | | Crystal Triangle The Original Soundtrack / 禁断の黙示録 クリスタル・トライアングル オリジナル・サウンドトラック / Kindan no Mokushiroku Crystal Triangle Original Soundtrack | Jul 22, 1987 | Cassette |
| LTCD-0009 | | DOUBLE NINE / DOUBLE NINE / DOUBLE NINE | Sep 19, 2010 | CD |
| COCC-9743 | | DRAGON BALL Z Hit Song Collection 10 VIRTUAL TRIANGLE / ドラゴンボールZ ヒット曲集10 VIRTUAL TRIANGLE / DRAGON BALL Z Hit Kyokushuu 10 VIRTUAL TRIANGLE | Mar 21, 1992 | CD |
| AnG-148 | | DRAGON BALL Z Hit Song Collection 10 VIRTUAL TRIANGLE / ドラゴンボールZ ヒット曲集10 VIRTUAL TRIANGLE / DRAGON BALL Z Hit Kyokushuu 10 VIRTUAL TRIANGLE | 2001 | CD |
| COTC-1904 | | DRAGON BALL Z Hit Song Collection 10 VIRTUAL TRIANGLE / ドラゴンボールZ ヒット曲集10 VIRTUAL TRIANGLE / DRAGON BALL Z Hit Kyokushuu 10 VIRTUAL TRIANGLE | Mar 21, 1992 | Cassette |
| SM-110 | | DRAGON BALL Z Hit Song Collection 10 VIRTUAL TRIANGLE / ドラゴンボールZ ヒット曲集10 VIRTUAL TRIANGLE / DRAGON BALL Z Hit Kyokushuu 10 VIRTUAL TRIANGLE | 1992 | CD |
| LTCD-0001 | | EIN / EIN / EIN | Oct 13, 2008 | CD |
| EXECUTOR-SP | | executor script Drama CD: Executor Pajama Party / エグゼクタースクリプト ドラマCD エグゼクター ぱじゃまパーティー / executor script Drama CD: Executor Pajama Party | Jul 02, 2010 | CD |
| LTCD-0004 | | F15H 80RN / F15H 80RN / F15H 80RN | Aug 15, 2009 | CD |
| LTCD-0016 | | Fuyu Hotaru / 冬蛍 / Fuyu Hotaru | Dec 30, 2012 | CD |
| N/A | | Gakuen Triangle Original Soundtracks / 学園トライアングル オリジナル・サウンドトラックス / Gakuen Triangle Original Soundtracks | Oct 17, 2008 | Digital |
| LAPR-0002 | | Galaxy Triangle / Galaxy Triangle / Galaxy Triangle | Dec 30, 2020 | CD |
| LZC-2085 | | GARO ~SAVIOR IN THE DARK~ SAYAKAVER. ~triangle~ ver. / Sayaka Sasaki / 牙狼 ～SAVIOR IN THE DARK～ SAYAKAVER. ～triangle～ ver. / 佐咲紗花 / GARO ~SAVIOR IN THE DARK~ SAYAKAVER. ~triangle~ ver. / Sayaka Sasaki | Jan 26, 2022 | Digital |
| TSX-GLS1 | | GE-CEN LOVE ~PLUS PENGO!~ ORIGINAL SOUNDTRACK / ゲーセンラブ。～プラス ペンゴ!～ オリジナルサウンドトラック / GE-CEN LOVE ~PLUS PENGO!~ ORIGINAL SOUNDTRACK | Apr 24, 2014 | CD |
| PRDT-0008 | | Grassroots Triangle / 草の根トライアングル / Kusanome Traingle | Dec 31, 2021 | CD-R |
| LZC-1933 | | Hana wa Odore ya Irohaniho SAYAKAVER. ~triangle~ ver. / Sayaka Sasaki / 花ハ踊レヤいろはにほ SAYAKAVER. ～triangle～ ver. / 佐咲紗花 / Hana wa Odore ya Irohaniho SAYAKAVER. ~triangle~ ver. / Sayaka Sasaki | Jul 28, 2021 | Digital |
| LTCD-0013 | | HIEROGLYPH / HIEROGLYPH / HIEROGLYPH | Aug 13, 2011 | CD |
| AVCD-94190 | | Hokore Kedakaki Utsukushiki, Ikizama wo / EIGHT OF TRIANGLE ["Gakuen BASARA" Jacket Edition] / 誇れ 気高き 美しき、いきざまを / EIGHT OF TRIANGLE [『学園BASARA』ジャケット盤] / Hokore Kedakaki Utsukushiki, Ikizama wo / EIGHT OF TRIANGLE ["Gakuen BASARA" Jacket Edition] | Dec 05, 2018 | CD |
| AVCD-94188 | | Hokore Kedakaki Utsukushiki, Ikizama wo / EIGHT OF TRIANGLE [EIGHT OF TRIANGLE Jacket Edition A] / 誇れ 気高き 美しき、いきざまを / EIGHT OF TRIANGLE [エイトラジャケット盤A] / Hokore Kedakaki Utsukushiki, Ikizama wo / EIGHT OF TRIANGLE [EIGHT OF TRIANGLE Jacket Edition A] | Dec 05, 2018 | CD |
| AVCD-94189 | | Hokore Kedakaki Utsukushiki, Ikizama wo / EIGHT OF TRIANGLE [EIGHT OF TRIANGLE Jacket Edition B] / 誇れ 気高き 美しき、いきざまを / EIGHT OF TRIANGLE [エイトラジャケット盤B] / Hokore Kedakaki Utsukushiki, Ikizama wo / EIGHT OF TRIANGLE [EIGHT OF TRIANGLE Jacket Edition B] | Dec 05, 2018 | CD |
| MII-016~7 | | KA·SI·MA·SI ~Girl Meets Girl~ "Hajimete no Natsu Monogatari." KA·SI·MA·SI Triangle Letter Drama CD／Game Original Soundtrack Piano Arrange Version Music CD / かしまし ~ガール・ミーツ・ガール~ 「初めての夏物語。」かしましトライアングルレタードラマＣＤ／ゲームオリジナルサントラピアノアレンジバージョンミュージックＣＤ / KA·SI·MA·SI ~Girl Meets Girl~ "Hajimete no Natsu Monogatari." KA·SI·MA·SI Triangle Letter Drama CD／Game Original Soundtrack Piano Arrange Version Music CD | Mar 30, 2006 | 2 CD |
| LZC-2075 | | Kaibutsu SAYAKAVER. ~triangle~ ver. / Sayaka Sasaki / 怪物 SAYAKAVER. ～triangle～ ver. / 佐咲紗花 / Kaibutsu SAYAKAVER. ~triangle~ ver. / Sayaka Sasaki | Dec 29, 2021 | Digital |
| LZC-1994 | | Kaikai Kitan SAYAKAVER. ~triangle~ ver. / Sayaka Sasaki / 廻廻奇譚 SAYAKAVER. ～triangle～ ver. / 佐咲紗花 / Kaikai Kitan SAYAKAVER. ~triangle~ ver. / Sayaka Sasaki | Sep 29, 2021 | Digital |
| LTCD-0007 | | KAMIKAZE / 神風 -KAMIKAZE- / KAMIKAZE | Dec 30, 2009 | CD |
| LTCD-0015 | | Karin / 夏凛 / Karin | Aug 11, 2012 | CD |
| VICL-8171 | | KIMAGURE ORANGE★ROAD Original CD CINEMA 2 "Happy Triangle" / きまぐれオレンジ★ロード Original CDシネマ2「ハッピートライアングル」 / KIMAGURE ORANGE★ROAD Original CD CINEMA 2 "Happy Triangle" | Dec 16, 1995 | CD |
| BLCD-02 | | Kitchen ~ Triangle Hearts Love Extra / ～きっちん～ Triangle Hearts Love Extra / Kitchen ~ Triangle Hearts Love Extra | Dec 30, 2000 | CD |
| LACM-14458 | | Kuusou Triangle / ChouCho / 空想トライアングル / ChouCho / Kuusou Triangle / ChouCho | Feb 24, 2016 | CD |
| LR-0001 | | LR First Strike! / LR First Strike! / LR First Strike! | Feb 08, 2009 | CD |
| VTCL-60260 | | Macross Frontier ~Sayonara no Tsubasa~ netabare album the end of "triangle" / 劇場版マクロスF サヨナラノツバサ netabare album the end of "triangle" / Macross Frontier ~Sayonara no Tsubasa~ netabare album the end of "triangle" | Mar 09, 2011 | CD |
| MICA-1180 | | Macross Frontier ~Sayonara no Tsubasa~ netabare album the end of "triangle" / 劇場版マクロスF サヨナラノツバサ netabare album the end of "triangle" / Macross Frontier ~Sayonara no Tsubasa~ netabare album the end of "triangle" | 2012 | CD |
| KLEINHASA-SP | | Madou Souhei Kleinhasa - Oniyuri Chuutai, Kyodai Onsen / 魔動装兵クラインハーゼ 鬼百合中隊、巨大温泉パークへ / Madou Souhei Kleinhasa - Oniyuri Chuutai, Kyodai Onsen | Oct 02, 2009 | CD |
| MESSE-309 | | Mahou Senshi Elixir Knights -Unmei ni Tsunagareshi Otometachi- ORIGINAL DRAMA / 魔法戦士エリクシルナイツ -運命に繋がれし乙女たち- ORIGINAL DRAMA / Mahou Senshi Elixir Knights -Unmei ni Tsunagareshi Otometachi- ORIGINAL DRAMA | Sep 28, 2007 | CD |
| KR-913B | | Mahou Senshi Elixir Knights -Unmei ni Tsunagareshi Otometachi- Preorder Bonus Drama CD / 魔法戦士エリクシルナイツ -運命に繋がれし乙女たち- 予約特典ドラマCD 女だらけの学園執行部 / Mahou Senshi Elixir Knights -Unmei ni Tsunagareshi Otometachi- Preorder Bonus Drama CD | Sep 28, 2007 | CD |
| TAEK-0709SM | | Mahou Senshi Elixir Knights -Unmei ni Tsunagareshi Otometachi- Voice Drama / 魔法戦士エリクシルナイツ -運命に繋がれし乙女たち- ボイスドラマ フェイナ、メイド喫茶でアルバイト / Mahou Senshi Elixir Knights -Unmei ni Tsunagareshi Otometachi- Voice Drama | Sep 28, 2007 | CD |
| TLC-052 | | Mahou Senshi Elixir Knights -Unmei ni Tsunagareshi Otometachi- Voice Drama / 魔法戦士エリクシルナイツ -運命に繋がれし乙女たち- ボイスドラマ 樹主人公化計画 / Mahou Senshi Elixir Knights -Unmei ni Tsunagareshi Otometachi- Voice Drama | Sep 28, 2007 | CD |
| N/A | | Mahou Senshi FINAL IGNITION Voice Contents / 魔法戦士 FINAL IGNITION ボイスコンテンツ『魔法戦士完結記念/イチャラブボイス』 / Mahou Senshi FINAL IGNITION Voice Contents | Nov 25, 2022 | Download Code |
| MESSE-392 | | Mahou Senshi Lemmtear Knights -Hikari no Otometachi- ~Kiyoshi Namidaseki no Midarana Bousou~ / 魔法戦士レムティアナイツ -光の乙女たち- ～聖涙石の淫らな暴走～ / Mahou Senshi Lemmtear Knights -Hikari no Otometachi- ~Kiyoshi Namidaseki no Midarana Bousou~ | Sep 26, 2008 | CD |
| N/A | | Mahou Senshi Lemmtear Knights -Hikari no Otometachi- Preorder Bonus Drama CD / 魔法戦士レムティアナイツ -光の乙女たち- 予約特典ドラマCD くるみのドキドキ白薔薇入隊面接 / Mahou Senshi Lemmtear Knights -Hikari no Otometachi- Preorder Bonus Drama CD | Sep 26, 2008 | CD |
| TALK-0809SM | | Mahou Senshi Lemmtear Knights -Hikari no Otometachi- VOICE DRAMA / 魔法戦士レムティアナイツ -光の乙女たち- VOICE DRAMA / Mahou Senshi Lemmtear Knights -Hikari no Otometachi- VOICE DRAMA | Sep 26, 2008 | CD |
| TALK-0809LO | | Mahou Senshi Lemmtear Knights -Hikari no Otometachi- VOICE DRAMA / 魔法戦士レムティアナイツ -光の乙女たち- VOICE DRAMA / Mahou Senshi Lemmtear Knights -Hikari no Otometachi- VOICE DRAMA | Sep 26, 2008 | CD |
| TRIANGLEST01 | | Mahou Senshi O.S.T / 魔法戦士O.S.T / Mahou Senshi O.S.T | Aug 15, 2008 | 2 CD |
| TRIANGLEST02 | | Mahou Senshi O.S.T 2 / 魔法戦士O.S.T2 / Mahou Senshi O.S.T 2 | Dec 28, 2008 | 2 CD |
| TAME-1401SM | | Mahou Senshi Series Music Selection / 魔法戦士シリーズ 音楽セレクション / Mahou Senshi Series Music Selection | Jan 24, 2014 | CD |
| JR-319B | | Mahou Senshi Symphonic Knights -Megami wo Tsugu Otometachi- Power of Symphonic / 魔法戦士シンフォニックナイツ -女神を継ぐ乙女たち- Power of Symphonic / Mahou Senshi Symphonic Knights -Megami wo Tsugu Otometachi- Power of Symphonic | Mar 30, 2007 | CD |
| LZC-2089 | | Maware! Setsugetsuka SAYAKAVER. ~triangle~ ver. / Sayaka Sasaki × atsuko (angela) / 回レ! 雪月花 SAYAKAVER. ～triangle～ ver. / 佐咲紗花 × atsuko (angela) / Maware! Setsugetsuka SAYAKAVER. ~triangle~ ver. / Sayaka Sasaki × atsuko (angela) | Feb 23, 2022 | Digital |
| LTCD-0012 | | Mémoire / Mémoire / Mémoire | Aug 13, 2011 | CD |
| E-UTOPIA | | METAMORPHOSE HEROINES SPECIAL MAXI: ENHANCED UTOPIA / METAMORPHOSE HEROINES SPECIAL MAXI: ENHANCED UTOPIA / METAMORPHOSE HEROINES SPECIAL MAXI: ENHANCED UTOPIA | Aug 12, 2005 | CD |
| MOUSOU-SP | | Mousou Protocol! -Hime×Miko×Robot- Preorder Bonus Drama CD / 妄想ぷろとこる! -姫×巫女×ロボ- 予約特典ドラマCD 4人揃って初めてのお出かけ。遊園地はワクワク ドキドキ!? / Mousou Protocol! -Hime×Miko×Robot- Preorder Bonus Drama CD | Jan 28, 2011 | CD |
| KIDA-21 | | NG Knight & Lamune EX Biku Biku Triangle Ai no Arashi Daisakusen Main Theme "Iku ze! Power Trip!!" / 「NG騎士ラムネ&40 EX ビクビクトライアングル愛の嵐大作戦」主題歌 イクぜ!パワートリップ! / NG Knight & Lamune EX Biku Biku Triangle Ai no Arashi Daisakusen Main Theme "Iku ze! Power Trip!!" | Jul 05, 1991 | Mini CD |
| KISA-21 | | NG Knight & Lamune EX Biku Biku Triangle Ai no Arashi Daisakusen Main Theme "Iku ze! Power Trip!!" / 「NG騎士ラムネ&40 EX ビクビクトライアングル愛の嵐大作戦」主題歌 イクぜ!パワートリップ! / NG Knight & Lamune EX Biku Biku Triangle Ai no Arashi Daisakusen Main Theme "Iku ze! Power Trip!!" | Jul 05, 1991 | Cassette |
| KCS-3013 | | Nobunaga no Yabou: Kakushin Original Soundtrack / 信長の野望【革新】 オリジナルサウンドトラック / Nobunaga no Yabou: Kakushin Original Soundtrack | Jun 22, 2005 | CD |
| N/A | | OMEGA 6 THE TRIANGLE STARS Original Soundtrack / OMEGA 6 THE TRIANGLE STARS Original Soundtrack / OMEGA 6 THE TRIANGLE STARS Original Soundtrack | Jul 25, 2024 | CD |
| N/A | | Princess Crisis Official Bonus Original Digital Contents / プリンセスクライシス オフィシャル特典オリジナルデジタルコンテンツ - 姫たちとパウラの接近遭遇 / Princess Crisis Official Bonus Original Digital Contents | Dec 25, 2020 | Download Code |
| VODR-1005 | | Q.T Quovadis Triangle / ARK ~Searching for the Future~ / Ｑ．Ｔ QUOVADIS TRIANGLE / ＡＲＫ～未来を探して～ / Q.T Quovadis Triangle / ARK ~Searching for the Future~ | Jan 10, 1996 | Mini CD |
| BLVD-10003 | | Queen's Blade WHITE TRIANGLE Character Song Album: Trust / クイーンズブレイド WHITE TRIANGLE キャラクターソングアルバム Trust / Queen's Blade WHITE TRIANGLE Character Song Album: Trust | Dec 25, 2019 | CD |
| COR-9743 | | R-BAN SERIES DRAGON BALL Z Hit Song Collection 10 VIRTUAL TRIANGLE / R-BAN SERIES ドラゴンボールZ ヒット曲集10 VIRTUAL TRIANGLE / R-BAN SERIES DRAGON BALL Z Hit Kyokushuu 10 VIRTUAL TRIANGLE | Feb 21, 2002 | CD-R |
| ZMCZ-10610 | | REASON TRIANGLE / QUADRANGLE / REASON TRIANGLE / QUADRANGLE / REASON TRIANGLE / QUADRANGLE | Apr 27, 2016 | CD |
| ZMCZ-10609 | | REASON TRIANGLE / QUADRANGLE [Limited Edition] / REASON TRIANGLE / QUADRANGLE [Limited Edition] / REASON TRIANGLE / QUADRANGLE [Limited Edition] | Apr 27, 2016 | CD + DVD |
| N/A | | Red Spider Anecdote: Triangle Bonus Track / 紅蜘蛛外伝：暗戦 Bonus Track / Red Spider Anecdote: Triangle Bonus Track | May 26, 2020 | Digital |
| LTCD-0014 | | reunion / reunion / reunion | Dec 30, 2011 | CD |
| LTCD-0011 | | S4U / S4U / S4U | Dec 30, 2010 | CD |
| LTCD-0003 | | Sanka / 散花 / Sanka | Mar 08, 2009 | CD |
| LACA-15920 | | SAYAKAVER. ~triangle~ / Sayaka Sasaki / SAYAKAVER. 〜triangle〜 / 佐咲紗花 / SAYAKAVER. ~triangle~ / Sayaka Sasaki | Mar 23, 2022 | CD |
| LZC-1903 | | Seikai wa Hitotsu! Ja nai!! SAYAKAVER. ~triangle~ ver. / Sayaka Sasaki / 正解はひとつ！じゃない!! SAYAKAVER. ～triangle～ ver. / 佐咲紗花 / Seikai wa Hitotsu! Ja nai!! SAYAKAVER. ~triangle~ ver. / Sayaka Sasaki | Jun 30, 2021 | Digital |
| LTCD-0026 | | shinso diver / シンソウダイバー / shinso diver | Aug 13, 2016 | CD |
| SLST-0010 | | Shooting Love. 10th anniversary ~XIIZEAL & ΔZEAL~ Original Soundtrack / シューティングラブ。１０周年 ～XIIZEAL & ΔZEAL～ オリジナルサウンドトラック / Shooting Love. 10th anniversary ~XIIZEAL & ΔZEAL~ Original Soundtrack | May 30, 2013 | CD |
| TSX-SLC1 | | Shooting Love. Collection Original Soundtrack / シューティングラブ。コレクション オリジナルサウンドトラック / Shooting Love. Collection Original Soundtrack | Dec 19, 2013 | CD |
| N/A | | Song of TRIANGLE STRATEGY / Sarina, Reina ＆ MARU / Song of TRIANGLE STRATEGY / Sarina, Reina ＆ MARU / Song of TRIANGLE STRATEGY / Sarina, Reina ＆ MARU | Mar 04, 2022 | Digital |
| GG-023 | | Sound Stage EXTRA - Triangle Heart's Radio Stage CD Tokuban SPECIAL / サウンドステージEXTRA とらいあんぐるハート'S Radio Stage CD特番SPECIAL / Sound Stage EXTRA - Triangle Heart's Radio Stage CD Tokuban SPECIAL | Aug 15, 2003 | CD |
| LZC-2038 | | STAY ALIVE SAYAKAVER. ~triangle~ ver. / Sayaka Sasaki / STAY ALIVE SAYAKAVER. ～triangle～ ver. / 佐咲紗花 / STAY ALIVE SAYAKAVER. ~triangle~ ver. / Sayaka Sasaki | Dec 01, 2021 | Digital |
| N/A | | Syawatch Original Soundtrack Gameshop1983 "Wandaba!" Ver. / 射ウォッチ おりじなるさんとら ゲームショップ1983 で「わんだば！」 Ver. / Syawatch Original Soundtrack Gameshop1983 "Wandaba!" Ver. | Feb 10, 2008 | CD |
| LTCD-0002 | | SYMPATHY QUARTETTO / SYMPATHY QUARTETTO / SYMPATHY QUARTETTO | Nov 02, 2008 | CD |
| N/A | | Ten'yoku no Asklein Official Mail Order Bonus Original Digital Contents / 天翼のアスクレイン オフィシャル通販特典オリジナルデジタルコンテンツ アスクレインの学園祭 / Ten'yoku no Asklein Official Mail Order Bonus Original Digital Contents | Apr 30, 2021 | Download Code |
| COCC-17978 | | THE IDOLM@STER CINDERELLA GIRLS STARLIGHT MASTER R/LOCK ON! 08 Love-U-da♡Triangle / THE IDOLM@STER CINDERELLA GIRLS STARLIGHT MASTER R/LOCK ON! 08 ラビューダ♡トライアングル / THE IDOLM@STER CINDERELLA GIRLS STARLIGHT MASTER R/LOCK ON! 08 Love-U-da♡Triangle | Sep 21, 2022 | CD |
| HLZY-0011 | | Tonic Triangle / Tonic Triangle / Tonic Triangle | Dec 30, 2011 | CD |
| HLEX-0001 | | Tonic Triangle Instrumental / Tonic Triangle Instrumental / Tonic Triangle Instrumental | Dec 30, 2011 | CD |
| LTCD-0030 | | TRIANGLE / TRIANGLE / TRIANGLE | Dec 29, 2017 | CD |
| DVSP-1006 | | Triangle - C89 Special Remixes EP / Triangle - C89 Special Remixes EP / Triangle - C89 Special Remixes EP | Dec 31, 2015 | CD |
| SRCL-12416 | | TRIANGLE / DISH// / TRIANGLE / DISH// / TRIANGLE / DISH// | Feb 01, 2023 | CD |
| SRCL-12408~9 | | TRIANGLE / DISH// [Limited Edition A] / TRIANGLE / DISH// [初回生産限定盤A] / TRIANGLE / DISH// [Limited Edition A] | Feb 01, 2023 | CD + Blu-ray |
| SRCL-12410~1 | | TRIANGLE / DISH// [Limited Edition A] / TRIANGLE / DISH// [初回生産限定盤A] / TRIANGLE / DISH// [Limited Edition A] | Feb 01, 2023 | CD + DVD |
| SRCL-12412~3 | | TRIANGLE / DISH// [Limited Edition B] / TRIANGLE / DISH// [初回生産限定盤B] / TRIANGLE / DISH// [Limited Edition B] | Feb 01, 2023 | CD + Blu-ray |
| SRCL-12414~5 | | TRIANGLE / DISH// [Limited Edition B] / TRIANGLE / DISH// [初回生産限定盤B] / TRIANGLE / DISH// [Limited Edition B] | Feb 01, 2023 | CD + DVD |
| N/A | | Triangle Again vol.1 Karaoke CD / トライアングル・アゲイン vol.1 カラオケCD / Triangle Again vol.1 Karaoke CD | Jun 27, 2002 | CD |
| TA-EXTRA | | Triangle Again: Endless Jouney <Solaris Version> / トライアングル・アゲイン Endless Journey <ソラリスVersion> / Triangle Again: Endless Jouney <Solaris Version> | 2002 | CD |
| N/A | | Triangle Complete Disc 6 Official Mail Order Bonus Original Digital Contents / Triangle Complete Disc 6 公式通販特典オリジナルデジタルコンテンツ 変身ヒロインの集まる喫茶店 / Triangle Complete Disc 6 Official Mail Order Bonus Original Digital Contents | Jun 26, 2020 | Download Code |
| TH-002 | | Triangle Heart 3 OPENING THEME COLLECTION / とらいあんぐるハート3 主題歌 / Triangle Heart 3 OPENING THEME COLLECTION | Dec 08, 2000 | CD |
| JJN-025 | | Triangle Heart's Memorial Album "The Last songs" / Triangle Heart's Memorial Album "The Last songs" / Triangle Heart's Memorial Album "The Last songs" | Nov 29, 2002 | 4 CD |
| GG-017 | | Triangle Heart's Sound Stage / とらいあんぐるハート'S サウンドステージ / Triangle Heart's Sound Stage | Aug 11, 2000 | CD |
| GG-018 | | Triangle Heart's Sound Stage 2 - Yuiko Takashiro no Umikaze RADIO! / とらいあんぐるハート'S サウンドステージ2 鷹城唯子の海風RADIO! / Triangle Heart's Sound Stage 2 - Yuiko Takashiro no Umikaze RADIO! | Dec 29, 2000 | CD |
| GG-019 | | TRIANGLE HEART'S SOUND STAGE 3 "Sweet Song memories" / とらいあんぐるハート'S サウンドステージ3 "Sweet Song memories" / TRIANGLE HEART'S SOUND STAGE 3 "Sweet Song memories" | Apr 29, 2001 | CD |
| GG-020 | | TRIANGLE HEART'S SOUND STAGE 4 - HAPPY SONGS COLLECTION ~Takamachi-ke Karaoke Taikai!!!~ / とらいあんぐるハート'S サウンドステージ4 HAPPY SONGS COLLECTION ～高町家カラオケ大会!!!～ / TRIANGLE HEART'S SOUND STAGE 4 - HAPPY SONGS COLLECTION ~Takamachi-ke Karaoke Taikai!!!~ | Aug 10, 2001 | CD |
| GG-021 | | TRIANGLE HEART'S SOUND STAGE 5 - Wings Xmas ~Tooi Sora no Christmas Eve~ / とらいあんぐるハート'S サウンドステージ5 Wings Xmas ～遠い空のクリスマス・イブ～ / TRIANGLE HEART'S SOUND STAGE 5 - Wings Xmas ~Tooi Sora no Christmas Eve~ | Dec 29, 2001 | CD |
| GG-025~8 | | Triangle Heart's Sound Stage Final "The Grand Finale" / Triangle Heart's Sound Stage Final "The Grand Finale" / Triangle Heart's Sound Stage Final "The Grand Finale" | May 14, 2004 | 4 CD |
| GG-022 | | Triangle Heart's Sound Stage O - Summertime Whispers ~Talking in Sazanami Joshiryou~ / らいあんぐるハート'S サウンドステージO(オー) Summertime Whispers ～トーキング・イン・さざなみ女子寮～ / Triangle Heart's Sound Stage O - Summertime Whispers ~Talking in Sazanami Joshiryou~ | Aug 09, 2002 | CD |
| KICA-1281 | | Triangle Heart's Sound Stage X ~OVA Series & Radio Stage Preview~ / Triangle Heart's Sound Stage X ~OVA Series & Radio Stage Preview~ / Triangle Heart's Sound Stage X ~OVA Series & Radio Stage Preview~ | Jan 01, 2003 | CD |
| KICA-1300 | | Triangle Heart's Sound Stage X2 Radio Drama SP SIDE-A / Triangle Heart's Sound Stage X2 Radio Drama SP SIDE-A / Triangle Heart's Sound Stage X2 Radio Drama SP SIDE-A | Aug 13, 2003 | CD |
| KICA-1312 | | Triangle Heart's Sound Stage X3 Radio Drama SP SIDE-B / Triangle Heart's Sound Stage X3 Radio Drama SP SIDE-B / Triangle Heart's Sound Stage X3 Radio Drama SP SIDE-B | Oct 22, 2003 | CD |
| KICA-1316 | | Triangle Heart's Sound Stage X4 ~Yesterday to tomorrow~ / とらいあんぐるハート's Sound Stage X4 ~Yesterday to tomorrow~ / Triangle Heart's Sound Stage X4 ~Yesterday to tomorrow~ | Jan 21, 2004 | CD |
| TH-001 | | Triangle Heart's Theme Songs History / Triangle Heart's Theme Songs History / Triangle Heart's Theme Songs History | Jun 14, 2002 | CD |
| MSCD-1508SM | | Triangle Henshin Heroine Music Selection / Triangle変身ヒロイン音楽セレクションCD / Triangle Henshin Heroine Music Selection | Aug 28, 2015 | CD |
| N/A | | Triangle Message / Aichi Sendou (CV: Tsubasa Yonaga) & Toshiki Kai (CV: Takuya Sato) & Ren Suzugamori (CV: Atsushi Abe) / Triangle Message / 先導アイチ (CV: 代永翼) & 櫂トシキ (CV: 佐藤拓也) & 雀ヶ森レン (CV: 阿部敦) / Triangle Message / Aichi Sendou (CV: Tsubasa Yonaga) & Toshiki Kai (CV: Takuya Sato) & Ren Suzugamori (CV: Atsushi Abe) | Jul 28, 2018 | Digital |
| PLCD-0002 | | TriAngle mind / TriAngle mind / TriAngle mind | May 08, 2011 | CD |
| BVCR-17077 | | Triangle Original Soundtrack / トライアングル オリジナル・サウンドトラック / Triangle Original Soundtrack | Feb 25, 2009 | CD |
| MMCC-0011 | | Triangle Session '99 Vocal Mini Album Session 1 / トライアングルセッション'99 ボーカルミニアルバム Session 1 / Triangle Session '99 Vocal Mini Album Session 1 | Nov 25, 1999 | CD |
| SQEX-10901~4 | | TRIANGLE STRATEGY ORIGINAL SOUNDTRACK / TRIANGLE STRATEGY ORIGINAL SOUNDTRACK / TRIANGLE STRATEGY ORIGINAL SOUNDTRACK | Mar 09, 2022 | 4 CD |
| TENMONVO-001 | | Triangle Vocal Collection / Triangle Vocal Collection / Triangle Vocal Collection | Dec 28, 2003 | CD |
| TRIANGLEVC02 | | Triangle Vocal Collection Vol.2 / Triangle Vocal Collection Vol.2 / Triangle Vocal Collection Vol.2 | Aug 11, 2006 | CD |
| TRIANGLEVC03 | | Triangle Vocal Collection Vol.3 / Triangle Vocal Collection Vol.3 / Triangle Vocal Collection Vol.3 | Aug 17, 2007 | CD |
| TRIANGLEVC04 | | Triangle Vocal Collection Vol.4 / Triangle Vocal Collection Vol.4 / Triangle Vocal Collection Vol.4 | Aug 15, 2008 | CD |
| TRIANGLEVC05 | | Triangle Vocal Collection Vol.5 / Triangle Vocal Collection Vol.5 / Triangle Vocal Collection Vol.5 | Dec 29, 2009 | CD |
| TRIANGLEVC06 | | Triangle Vocal Collection Vol.6 / Triangle Vocal Collection Vol.6 / Triangle Vocal Collection Vol.6 | Apr 2013 | CD |
| TRIANGLEVC07 | | TRIANGLE VOCAL COLLECTION VOL.7 / TRIANGLE VOCAL COLLECTION VOL.7 / TRIANGLE VOCAL COLLECTION VOL.7 | Jun 26, 2020 | CD |
| GNCA-7216 | | Triangle★Rock'n Roll / Ryoma Sakamoto (CV: Kisho Taniyama), Shinsaku Takasugi (CV: Tatsuhisa Suzuki), Kogoro Katsura (CV: Showtaro Morikubo), Toshizo Hijikata (CV: Toshiyuki Morikawa), Soji Okita (CV: Kensho Ono) / トライアングル★ロックンロール / 坂本龍馬 (CV: 谷山紀章), 高杉晋作 (CV: 鈴木達央), 桂小五郎 (CV: 森久保祥太郎), 土方歳三 (CV: 森川智之), 沖田総司 (CV: 小野賢章) / Triangle★Rock'n Roll / Ryoma Sakamoto (CV: Kisho Taniyama), Shinsaku Takasugi (CV: Tatsuhisa Suzuki), Kogoro Katsura (CV: Showtaro Morikubo), Toshizo Hijikata (CV: Toshiyuki Morikawa), Soji Okita (CV: Kensho Ono) | Jul 24, 2014 | CD |
| PCSP-05626 | | Triangler - From CrosSing / Minami Kuribayashi / トライアングラー - from CrosSing / 栗林みな実 / Triangler - From CrosSing / Minami Kuribayashi | Mar 27, 2024 | Digital |
| VTCL-35024 | | Triangler / Maaya Sakamoto / トライアングラー / 坂本真綾 / Triangler / Maaya Sakamoto | Apr 23, 2008 | CD |
| N/A | | TRIZEAL BONUS TRACK'S / TRIZEAL BONUS TRACK'S / TRIZEAL BONUS TRACK'S | Apr 07, 2005 | CD |
| UFC-0001 | | Urusei Yatsura TRIANGLE LOVE LETTER / Dream Forever / うる星やつら トライアングル・ラブレター/ドリーム・フォーエバー / Urusei Yatsura TRIANGLE LOVE LETTER / Dream Forever | Jul 1985 | Vinyl |
| INCD-E0116 | | WASi303 ORIGINAL SOUND TRACK / WASi303サントラ〜トライアングルサービス編〜 / WASi303 Soundtrack ~Triangle Service-hen~ | Oct 31, 2012 | CD |
| LTCD-0034 | | White - Piano & Vocal Album - / White - Piano & Vocal Album - / White - Piano & Vocal Album - | Aug 13, 2023 | CD |
| LTCD-0006 | | White Lotus... / White Lotus... / White Lotus... | Oct 11, 2009 | CD |
| LTCD-0027 | | YELLOW / YELLOW / YELLOW | Aug 13, 2016 | CD |
