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KOTOKO: Album

29/12/2000 Sora wo Tobetara... (空を飛べたら…)
 Sora wo Tobetara... (空を飛べたら…) Cover 1. Milk (ミルク)
2. Hayategumo (疾風雲)
3. PhuLa PhuLa
4. Kanariya (カナリヤ)
5. Kodou (鼓動)
6. Moshimo... (もしも...)
7. Yuuenchi (ゆうえんち)
8. Sayonara Dilemma (サヨナラ・ジレンマ)
9. Aspirin (アスピリン)
10. Hane (羽)
11. Haruiro (春色)

28/12/2003 Starry Crystal -Fiasse Crystela Compilation Album-
Starry Crystal -Fiasse Crystela Compilation Album-  Cover 1. Trust You're Truth -Promise to Protect Tomorrow-
2. inside of a wilderness
3. My Gentle Days (Rhythmic ver.)
4. Bright wings
5. Sweet Songs ever with you
6. inside of a wilderness (Midnight Calling ver.)
7. My Gentle Days

21/4/2004 hane (羽 -hane-) (CD)
 hane (羽 -hane-) (CD) Cover 1. Introduction
2. Asura
3. Fuyu no Shizuku (冬の雫)
4. Hayategumo (疾風雲)
5. Gratitude ~Ooki na Kuri no Ki no Shita de~ (Gratitude ~大きな栗の木の下で~)
6. Gen'ei (幻影)
7. Itai yo (痛いよ)
8. Hitorigoto (ひとりごと)
9. Koe ga Todoku Nara (声が届くなら)
10. Lament
11. Ashiato (足あと)
12. Hane (羽)
13. Kanariya (カナリヤ) -SORMA No.3 Re-mix-

21/4/2004 hane (羽 -hane-) (CD+DVD)
 hane (羽 -hane-) (CD+DVD) Cover 1. Introduction
2. Asura
3. Fuyu no Shizuku (冬の雫)
4. Hayategumo (疾風雲)
5. Gratitude ~Ooki na Kuri no Ki no Shita de~ (Gratitude ~大きな栗の木の下で~)
6. Gen'ei (幻影)
7. Itai yo (痛いよ)
8. Hitorigoto (ひとりごと)
9. Koe ga Todoku Nara (声が届くなら)
10. Lament
11. Ashiato (足あと)
12. Hane (羽)
13. Kanariya (カナリヤ) -SORMA No.3 Re-mix-
DVD:
1. Hane (羽) (PV)
2. Hane (羽) (Making)

21/4/2004 Hane Live Tour 2004
Hane Live Tour 2004 Cover 1. Suppuration
2. β-Nendo no Hoshi (β-粘土の惑星)
3. Chi ni Kaeru (地に還る)
4. Fuyu no Shizuku (冬の雫) -White Summer Style-

8/6/2005 Glass no Kaze (硝子の靡風) (CD)
 Glass no Kaze (硝子の靡風) (CD) Cover 1. RETRIEVE
2. Wing my Way
3. Oboetete Ii yo (覚えてていいよ)
4. Tameiki Clover (ため息クローバー)
5. Meconopsis
6. Sasakure (ささくれ)
7. Kohaku (琥珀)
8. Re-sublimity
9. Glass no Kaze (硝子の靡風)
10. 421 -a will-
11. Free Angels
12. β - Nendo no Hoshi (β-粘土の惑星)
13. Akai Tama, Aoi Tama (赤い玉、青い玉)

8/6/2005 Glass no Kaze (硝子の靡風) (CD+DVD)
 Glass no Kaze (硝子の靡風) (CD+DVD) Cover 1. RETRIEVE
2. Wing my Way
3. Oboetete Ii yo (覚えてていいよ)
4. Tameiki Clover (ため息クローバー)
5. Meconopsis
6. Sasakure (ささくれ)
7. Kohaku (琥珀)
8. Re-sublimity
9. Glass no Kaze (硝子の靡風)
10. 421 -a will-
11. Free Angels
12. β - Nendo no Hoshi (β-粘土の惑星)
13. Akai Tama, Aoi Tama (赤い玉、青い玉)
DVD:
1. Glass no Kaze (硝子の靡風) (PV)
2. Glass no Kaze (硝子の靡風) (Making)

20/6/2006 hane (羽 -hane-) (American Edition)
 hane (羽 -hane-) (CD) Cover 1. Introduction
2. Asura
3. Fuyu no Shizuku (冬の雫)
4. Hayategumo (疾風雲)
5. Gratitude ~Ooki na Kuri no Ki no Shita de~ (Gratitude ~大きな栗の木の下で~)
6. Gen'ei (幻影)
7. Itai yo (痛いよ)
8. Hitorigoto (ひとりごと)
9. Koe ga Todoku Nara (声が届くなら)
10. Lament
11. Ashiato (足あと)
12. Hane (羽)
13. Kanariya (カナリヤ) -SORMA No.3 Re-mix-

13/12/2006 UZU-MAKI (CD)
 UZU-MAKI (CD) Cover 1. ・[introduction]
2. UZU-MAKI
3. Cider (サイダー)
4. Haru (春)
5. Shasou no Shirabe (車窓の調べ)
6. Tsukiyo no Butoukai (月夜の舞踏会)
7. Iruka (海豚)
8. Shuusou (秋爽)
9. Fuchidori no Sekai (縁どりの世界)
10. Kaede no Michi, Guitar no Kanaderu Oka de (楓の道、ギターの奏でる丘で)
11. being
12. Goodbye Dear
13. Sekka no Shinwa (雪華の神話) -in X'mas mix-

13/12/2006 UZU-MAKI (CD+DVD)
 UZU-MAKI (CD+DVD) Cover 1. ・[introduction]
2. UZU-MAKI
3. Cider (サイダー)
4. Haru (春)
5. Shasou no Shirabe (車窓の調べ)
6. Tsukiyo no Butoukai (月夜の舞踏会)
7. Iruka (海豚)
8. Shuusou (秋爽)
9. Fuchidori no Sekai (縁どりの世界)
10. Kaede no Michi, Guitar no Kanaderu Oka de (楓の道、ギターの奏でる丘で)
11. being
12. Goodbye Dear
13. Sekka no Shinwa (雪華の神話) -in X'mas mix-
DVD:
1. Tsukiyo no Butoukai (月夜の舞踏会) (PV)
2. Tsukiyo no Butoukai (月夜の舞踏会) (Making)

14/10/2009 Epsilon no Fune (イプシロンの方舟) (CD)
 Epsilon no Fune (イプシロンの方舟) (CD) Cover 1. ε ~Epsilon~
2. Real Onigokko (リアル鬼ごっこ)
3. -∞- DRIVE
4. scene
5. Ame to Guitar (雨とギター)
6. Genkai Daha (限界打破)
7. Monera no Kizuna (モネラの絆)
8. Hayate no Gotoku! (ハヤテのごとく!)
9. RI←SU→KU
10. HELLION
11. Geoglyphs
12. BLAZE
13. LITTLE BABY NOTHING
14. Hitorigoto (ひとりごと) -2009 ver.-
15. Hitorigoto (ひとりごと) -2001 ver.-

14/10/2009 Epsilon no Fune (イプシロンの方舟) (CD+DVD)
 Epsilon no Fune (イプシロンの方舟) (CD+DVD) Cover 1. ε ~Epsilon~
2. Real Onigokko (リアル鬼ごっこ)
3. -∞- DRIVE
4. scene
5. Ame to Guitar (雨とギター)
6. Genkai Daha (限界打破)
7. Monera no Kizuna (モネラの絆)
8. Hayate no Gotoku! (ハヤテのごとく!)
9. RI←SU→KU
10. HELLION
11. Geoglyphs
12. BLAZE
13. LITTLE BABY NOTHING
14. Hitorigoto (ひとりごと) -2009 ver.-
15. Hitorigoto (ひとりごと) -2001 ver.-
DVD:
1. ε ~Epsilon~ (PV)
2. ε ~Epsilon~ (Making)

23/12/2009 KOTOKO ANIME'S COMPILATION BEST (CD)
 KOTOKO ANIME'S COMPILATION BEST (CD) Cover 1. Re-sublimity
2. Chi ni Kaeru ~On the Earth~ (地に還る~on the Earth~)
3. Face of Fact -RESOLUTION Ver.-
4. being
5. Chercher (シャルシェ)
6. Kirei na Senritsu (きれいな旋律)
7. Hayate no Gotoku! (ハヤテのごとく!)
8. Shichitenhakki☆Shijoushugi! (七転八起☆至上主義!)
9. BLAZE
10. Special Life!
11. daily-daily Dream

23/12/2009 KOTOKO ANIME'S COMPILATION BEST (CD+DVD)
 KOTOKO ANIME'S COMPILATION BEST (CD+DVD) Cover 1. Re-sublimity
2. Chi ni Kaeru ~On the Earth~ (地に還る~on the Earth~)
3. Face of Fact -RESOLUTION Ver.-
4. being
5. Chercher (シャルシェ)
6. Kirei na Senritsu (きれいな旋律)
7. Hayate no Gotoku! (ハヤテのごとく!)
8. Shichitenhakki☆Shijoushugi! (七転八起☆至上主義!)
9. BLAZE
10. Special Life!
11. daily-daily Dream
DVD:
1. 2009.10.17 SHIBUYA-AX de no Live (2009年10月17日 SHIBUYA-AXでのライブ)

5/10/2011 Hiraku Uchuu Pocket (ヒラく宇宙ポケット) (CD)
Hiraku Uchuu Pocket (ヒラく宇宙ポケット)  (CD) Cover 1. TR∀NSFoRM
2. ☆-Mirai-Ressha-☆ (☆-未来-列車-☆)
3. Metal Link (メーテルリンク)
4. Love Letters (ラブレター)
5. Aoi Jeep de (青いジープで)
6. mirror garden
7. Command+S
8. Χ-kai-
9. Sa.yo.na…ra (サ・ヨ・ナ・・・ラ)
10. beat
11. Kikoeru (聞こえる)
12. Hirake! Sora no Oto (開け!ソラノオト)
13. Chikyuu -TERRA- (地球-TERRA-)

5/10/2011 Hiraku Uchuu Pocket (ヒラく宇宙ポケット) (CD+DVD)
Hiraku Uchuu Pocket (ヒラく宇宙ポケット)  (CD+DVD) Cover 1. TR∀NSFoRM
2. ☆-Mirai-Ressha-☆ (☆-未来-列車-☆)
3. Metal Link (メーテルリンク)
4. Love Letters (ラブレター)
5. Aoi Jeep de (青いジープで)
6. mirror garden
7. Command+S
8. Χ-kai-
9. Sa.yo.na…ra (サ・ヨ・ナ・・・ラ)
10. beat
11. Kikoeru (聞こえる)
12. Hirake! Sora no Oto (開け!ソラノオト)
13. Chikyuu -TERRA- (地球-TERRA-)
DVD:
1. TR∀NSFoRM (PV)
2. TR∀NSFoRM (Making of)

20/11/2013 Kuchu Puzzle (空中パズル) (CD)
Kuchu Puzzle (空中パズル) (CD) Cover 1. My-Les
2. WING OF ZERO -the ring-
3. Kuchuu Puzzle (空中パズル)
4. frozen fir tree
5. Light My Fire
6. Damareyo, Peter (黙れよ、ピーター)
7. SHOOT! -KOTOKO ver.-
8. Fushi Gina Ana (フシ-ギナ-アナ)
9. Rock☆DE Fruit Basket (Rock☆DE フルーツバスケット♪ )
10. Sakura no Ame Moeginoyo (サクラノアメモエギノヨ)
11. Loop-the-Loop
12. Restart (リスタート)
13. P◇lyG△n
14. →unfinished→ -Album ver.-

20/11/2013 Kuchu Puzzle (空中パズル) (CD+DVD Limited Edition)
Kuchu Puzzle (空中パズル) (CD+DVD) Cover 1. My-Les
2. WING OF ZERO -the ring-
3. Kuchuu Puzzle (空中パズル)
4. frozen fir tree
5. Light My Fire
6. Damareyo, Peter (黙れよ、ピーター)
7. SHOOT! -KOTOKO ver.-
8. Fushi Gina Ana (フシ-ギナ-アナ)
9. Rock☆DE Fruit Basket (Rock☆DE フルーツバスケット♪ )
10. Sakura no Ame Moeginoyo (サクラノアメモエギノヨ)
11. Loop-the-Loop
12. Restart (リスタート)
13. P◇lyG△n
14. →unfinished→ -Album ver.-
DVD:
1. My-Les (PV)
2. Asia Tour 2012 Documentary Footage
3. Album TV-SPOT (featuring the song SHOOT!)

23/7/2014 Kuchu Puzzle (空中パズル) (CD+DVD Regular Edition)
Kuchu Puzzle (空中パズル) (CD+DVD Regular Edition) Cover 1. My-Les
2. WING OF ZERO -the ring-
3. Kuchuu Puzzle (空中パズル)
4. frozen fir tree
5. Light My Fire
6. Damareyo, Peter (黙れよ、ピーター)
7. SHOOT! -KOTOKO ver.-
8. Fushi Gina Ana (フシ-ギナ-アナ)
9. Rock☆DE Fruit Basket (Rock☆DE フルーツバスケット♪ )
10. Sakura no Ame Moeginoyo (サクラノアメモエギノヨ)
11. Loop-the-Loop
12. Restart (リスタート)
13. P◇lyG△n
14. →unfinished→ -Album ver.-
DVD:
1. My-Les (PV)
2. Asia Tour 2012 Documentary Footage
3. Album TV-SPOT (featuring the song SHOOT!)

26/11/2014 Hiraku Uchuu Pocket (ヒラく宇宙ポケット) (CD+DVD Reissue)
Hiraku Uchuu Pocket (ヒラく宇宙ポケット) (CD+DVD Reissue) Cover 1. TR∀NSFoRM
2. ☆-Mirai-Ressha-☆ (☆-未来-列車-☆)
3. Metal Link (メーテルリンク)
4. Love Letters (ラブレター)
5. Aoi Jeep de (青いジープで)
6. mirror garden
7. Command+S
8. Χ-kai-
9. Sa.yo.na…ra (サ・ヨ・ナ・・・ラ)
10. beat
11. Kikoeru (聞こえる)
12. Hirake! Sora no Oto (開け!ソラノオト)
13. Chikyuu -TERRA- (地球-TERRA-)
DVD:
1. TR∀NSFoRM (PV)
2. TR∀NSFoRM (Making of)
3. My-Les (PV)

27/6/2018 tears cyclone -Kai- (tears cyclone -廻-)
tears cyclone -Kai- (tears cyclone -廻-) Cover 1. nonfiction ~Akuma no Sumu Wakusei~ (nonfiction~悪魔の棲む惑星~)
2. Hibari (雲雀)
3. Natsu Koi (夏恋)
4. Onyx
5. effacer
6. Sign of Suspicion
7. a-gain -KOTOKO Ver.-
8. Kaiten Mokuba (回転木馬)
9. Myuge no Hanataba wo, Kimi e (ミュゲの花束を)
10. dusty days
11. SA*KU*RA Hakusho (SA*KU*RA 白書)
12. Kai-Ro-tation (廻-Ro-tation)
13. sign -KOTOKO Ver.- (Tomoyuki Nakazawa Re-mix) (Bonus Track)

26/6/2019 tears cyclone -Sei- (tears cyclone-醒-) (CD)
tears cyclone -Sei- (tears cyclone-醒-) (CD) Cover 1. Sei -metallic tears- (醒-metallic tears-)
2. Minadzuki no Koi ~mimetic memory~ (水無月の恋~mimetic memory~)
3. Thank you Birthday!!
4. scale ~Henho Tanchou no Love Letter~ (scale〜変ホ短調のラブレター〜)
5. Fukigenna Ningyo (不機嫌な人魚)
6. Asu e no Namida -timeless tear mix- (明日への涙 -timeless tear mix-)
7. Bug
8. ・HACHI・=Flunky puppy “Eight”
9. Tobiuo (トビウオ)
10. azure blue ~Amairo no Gakuusen~ (azure blue〜天色の架空線〜)
11. Namida no Enought (ナミダノエノグ)
12. Opal (オパール)
13. agony -Dark of Crystal arrange- (Mixed by Kazuya Takase)

26/6/2019 tears cyclone -Sei- (tears cyclone-醒-) (CD+BD)
tears cyclone -Sei- (tears cyclone-醒-) (CD+BD) Cover 1. Sei -metallic tears- (醒-metallic tears-)
2. Minadzuki no Koi ~mimetic memory~ (水無月の恋~mimetic memory~)
3. Thank you Birthday!!
4. scale ~Henho Tanchou no Love Letter~ (scale〜変ホ短調のラブレター〜)
5. Fukigenna Ningyo (不機嫌な人魚)
6. Asu e no Namida -timeless tear mix- (明日への涙 -timeless tear mix-)
7. Bug
8. ・HACHI・=Flunky puppy “Eight”
9. Tobiuo (トビウオ)
10. azure blue ~Amairo no Gakuusen~ (azure blue〜天色の架空線〜)
11. Namida no Enought (ナミダノエノグ)
12. Opal (オパール)
13. agony -Dark of Crystal arrange- (Mixed by Kazuya Takase)
blu-ray:
1. KOTOKO LIVE TOUR 2018 "tears cyclone-Kai-" (2018/09/30 @ Shibuya TSUTAYA O-EAST) Live Video

21/4/2020 KOTOKO’s GAME SONG COMPLETE BOX "The Bible" (10CD)
KOTOKO’s GAME SONG COMPLETE BOX "The Bible" (10CD) Cover CD 1:
1. Close to me…
2. Namida no Chikai (涙の誓い)
3. sensitive
4. Omoide wa Kaze no Naka de... (想い出は風の中で・・・)
5. Time heals all sorrows
6. Flow ~Mizu no Umareta Basho~ (flow ~水の生まれた場所~)
7. YA・KU・SO・KU
8. Magical Sweetie
9. Mirabilis
10. I pray to stop my cry
11. Kimiyo, Yasashii Kaze ni Nare (君よ、優しい風になれ)
12. Feel in tears
13. Heart of Hearts
CD 2:
1. resolution of soul
2. Shakou ~Kageri~ (遮光~かげり~)
3. Onaji Sora no Shita de (同じ空の下で)
4. CAVE
5. Now and heaven -KOTOKO ver.-
6. Change my Style ~Anata Konomi no Watashi ni~ (Change my Style~あなた好みの私に~)
7. Achichina Natsu no Monogatari (あちちな夏の物語り)
8. went away
9. Bright wings -solo ver.-
10. Wing my Way
11. Crossed Destiny
12. Time rolls on…
CD 3:
1. Face of Fact
2. I-DOLL~Song for eternity~
3. amethyst
4. Just as time is running out
5. unsymmetry
6. Undying Love
7. Zutto Soba ni… (ずっとそばに…)
8. Sakuranbo Kiss ~Bakuhatsu da Mo~n~ (さくらんぼキッス ~爆発だも~ん~)
9. Cream+Mint
10. HALLUCINO
11. rime
12. Do you feel Loved?
13. Lupe
CD 4:
1. Hajimemashite, Koi. (はじめまして、恋。)
2. Kyururun Kiss de Junbo ♪♪ (きゅるるんKissでジャンボ♪♪)
3. Jumping Note
4. Absurd
5. Boundary Line
6. Abyss
7. We Survive
8. oblivion
9. Princess Bride!
10. Nee, Shiyou Yotsu! (ねぇ、・・・しようよっ!)
11. Ra Zuberi (らずべりー)
12. cross up
13. Sledgehammer Romance
14. Imaginary affair
CD 5:
1. allegretto ~Sora to Kimi~ (allegretto~そらときみ~)
2. O*ma*ma*go*to (お*ま*ま*ご*と)
3. Fusion Star
4. Mighty Heart ~Aru hi no Kenka, Itsumo no Koigokoro~ (Mighty Heart~ある日のケンカ、いつもの恋心~)
5. wind of memory ~Kioku no Kaze~ (wind of memory~記憶の風~)
6. Fatally
7. Leaf ticket
8. loose
9. Genzai no Requiem (原罪のレクイエム)
10. a piacere
11. Lilies line
12. Princess Brave!
13. ↑Seishun Rocket↑ (↑青春ロケット↑)
CD 6:
1. Joushiki! Butler Koushinkyouku (常識!バトラー行進曲)
2. I need magic ~Kaikenai☆Majikyun♪~ (I need magic~解けないマジ☆キュン♪~)
3. Swift Love ~Kenzen Danshi ni Mono Mousu~ (Swift Love~健全男子にモノ申す~)
4. Ketsudan no entrance (決断のentrance)
5. Ideal Forest
6. Ao-iconoclast (蒼-iconoclast)
7. Akanezora ~Sore ga Bokura no Sekai Datta~ (茜空~それが僕らの世界だった~)
8. U make Ai dream (U make 愛 dream)
9. Yumemiboshi★boom!boom! (ユメミボシ★boom!boom!)
10. Stars Biscuit
11. Restoration ~Chinmoku no Sora~ (Restoration~沈黙の空~)
12. room
13. fickle
14. bumpy-Jumpy!
CD 7:
1. thyme
2. Mirai Jigazou (未来自画像)
3. Gensou no Houseki (幻想の宝石)
4. Miracle☆Milky Way (みらくる☆みるきーうぇい)
5. Mimosa
6. Hekira no Sora e Izanaedo (碧羅の天へ誘えど)
7. blossomdays
8. jihad
9. Pray's Color -Link-
10. Pray's Color -Lost-
11. *bloom*
12. Crystal moment
13. Presto
CD 8:
1. Unite+reactioN
2. Flower!!
3. Sakura Mau Saki wo,Kimi to Aruku (桜舞う坂を、君と歩く)
4. Love mission!! ~Nanda. Tada no Koi ka w~ (Love mission!!~なんだ。ただの恋かw~)
5. Floating up
6. Asagao (あさがお)
7. U
8. Teller of World
9. soupir d'ange
10. monochrome
11. Largo
12. Restart (リスタート)
13. WING OF ZERO
CD 9:
1. Blooming!!
2. Art as ♡
3. Koi Hi Koi Fu En (恋ひ恋ふ縁)
4. Fancy Game!?
5. Yura Fuwa Sunny day (ゆらふわ Sunny day)
6. ruin
7. Koisuru Mori no fairy tale (恋する森のfairy tale)
8. Kirameku Otome (きらめく乙女)
9. Sono Heart, Kiken Mono ni Tsuki Toriatsukai Chu♡i!! (そのハート、危険物につき取り扱いChu♡意!!)
10. Reboot oN/↓0
11. affection
12. Sign of Suspicion
13. TRUE-BLUE
14. Adolescence Locator
15. Bum-out!!
CD 10:
1. die or dice?
2. XXX-revolt
3. Sakura Hitohira Koi mo You (桜ひとひら恋もよう)
4. One Small Step
5. Erika (エリカ)
6. Tsuki Karyuu Suzumu (月下流進)
7. Instincts Answer
8. REFOCUS
9. Shinryoku no Utopia (新緑のユートピア)
10. UNDERWORLD HOLOGRAPHY
11. All right!!
12. real-Reality
13. Aonatsu Line (アオナツライン)
14. Kotodama -KOTODAMA - (言弾-KOTODAMA-)

21/4/2020 KOTOKO’s GAME SONG COMPLETE BOX "The Bible" (10CD+BD)
KOTOKO’s GAME SONG COMPLETE BOX "The Bible" (10CD+BD) Cover CD 1:
1. Close to me…
2. Namida no Chikai (涙の誓い)
3. sensitive
4. Omoide wa Kaze no Naka de... (想い出は風の中で・・・)
5. Time heals all sorrows
6. Flow ~Mizu no Umareta Basho~ (flow ~水の生まれた場所~)
7. YA・KU・SO・KU
8. Magical Sweetie
9. Mirabilis
10. I pray to stop my cry
11. Kimiyo, Yasashii Kaze ni Nare (君よ、優しい風になれ)
12. Feel in tears
13. Heart of Hearts
CD 2:
1. resolution of soul
2. Shakou ~Kageri~ (遮光~かげり~)
3. Onaji Sora no Shita de (同じ空の下で)
4. CAVE
5. Now and heaven -KOTOKO ver.-
6. Change my Style ~Anata Konomi no Watashi ni~ (Change my Style~あなた好みの私に~)
7. Achichina Natsu no Monogatari (あちちな夏の物語り)
8. went away
9. Bright wings -solo ver.-
10. Wing my Way
11. Crossed Destiny
12. Time rolls on…
CD 3:
1. Face of Fact
2. I-DOLL~Song for eternity~
3. amethyst
4. Just as time is running out
5. unsymmetry
6. Undying Love
7. Zutto Soba ni… (ずっとそばに…)
8. Sakuranbo Kiss ~Bakuhatsu da Mo~n~ (さくらんぼキッス ~爆発だも~ん~)
9. Cream+Mint
10. HALLUCINO
11. rime
12. Do you feel Loved?
13. Lupe
CD 4:
1. Hajimemashite, Koi. (はじめまして、恋。)
2. Kyururun Kiss de Junbo ♪♪ (きゅるるんKissでジャンボ♪♪)
3. Jumping Note
4. Absurd
5. Boundary Line
6. Abyss
7. We Survive
8. oblivion
9. Princess Bride!
10. Nee, Shiyou Yotsu! (ねぇ、・・・しようよっ!)
11. Ra Zuberi (らずべりー)
12. cross up
13. Sledgehammer Romance
14. Imaginary affair
CD 5:
1. allegretto ~Sora to Kimi~ (allegretto~そらときみ~)
2. O*ma*ma*go*to (お*ま*ま*ご*と)
3. Fusion Star
4. Mighty Heart ~Aru hi no Kenka, Itsumo no Koigokoro~ (Mighty Heart~ある日のケンカ、いつもの恋心~)
5. wind of memory ~Kioku no Kaze~ (wind of memory~記憶の風~)
6. Fatally
7. Leaf ticket
8. loose
9. Genzai no Requiem (原罪のレクイエム)
10. a piacere
11. Lilies line
12. Princess Brave!
13. ↑Seishun Rocket↑ (↑青春ロケット↑)
CD 6:
1. Joushiki! Butler Koushinkyouku (常識!バトラー行進曲)
2. I need magic ~Kaikenai☆Majikyun♪~ (I need magic~解けないマジ☆キュン♪~)
3. Swift Love ~Kenzen Danshi ni Mono Mousu~ (Swift Love~健全男子にモノ申す~)
4. Ketsudan no entrance (決断のentrance)
5. Ideal Forest
6. Ao-iconoclast (蒼-iconoclast)
7. Akanezora ~Sore ga Bokura no Sekai Datta~ (茜空~それが僕らの世界だった~)
8. U make Ai dream (U make 愛 dream)
9. Yumemiboshi★boom!boom! (ユメミボシ★boom!boom!)
10. Stars Biscuit
11. Restoration ~Chinmoku no Sora~ (Restoration~沈黙の空~)
12. room
13. fickle
14. bumpy-Jumpy!
CD 7:
1. thyme
2. Mirai Jigazou (未来自画像)
3. Gensou no Houseki (幻想の宝石)
4. Miracle☆Milky Way (みらくる☆みるきーうぇい)
5. Mimosa
6. Hekira no Sora e Izanaedo (碧羅の天へ誘えど)
7. blossomdays
8. jihad
9. Pray's Color -Link-
10. Pray's Color -Lost-
11. *bloom*
12. Crystal moment
13. Presto
CD 8:
1. Unite+reactioN
2. Flower!!
3. Sakura Mau Saki wo,Kimi to Aruku (桜舞う坂を、君と歩く)
4. Love mission!! ~Nanda. Tada no Koi ka w~ (Love mission!!~なんだ。ただの恋かw~)
5. Floating up
6. Asagao (あさがお)
7. U
8. Teller of World
9. soupir d'ange
10. monochrome
11. Largo
12. Restart (リスタート)
13. WING OF ZERO
CD 9:
1. Blooming!!
2. Art as ♡
3. Koi Hi Koi Fu En (恋ひ恋ふ縁)
4. Fancy Game!?
5. Yura Fuwa Sunny day (ゆらふわ Sunny day)
6. ruin
7. Koisuru Mori no fairy tale (恋する森のfairy tale)
8. Kirameku Otome (きらめく乙女)
9. Sono Heart, Kiken Mono ni Tsuki Toriatsukai Chu♡i!! (そのハート、危険物につき取り扱いChu♡意!!)
10. Reboot oN/↓0
11. affection
12. Sign of Suspicion
13. TRUE-BLUE
14. Adolescence Locator
15. Bum-out!!
CD 10:
1. die or dice?
2. XXX-revolt
3. Sakura Hitohira Koi mo You (桜ひとひら恋もよう)
4. One Small Step
5. Erika (エリカ)
6. Tsuki Karyuu Suzumu (月下流進)
7. Instincts Answer
8. REFOCUS
9. Shinryoku no Utopia (新緑のユートピア)
10. UNDERWORLD HOLOGRAPHY
11. All right!!
12. real-Reality
13. Aonatsu Line (アオナツライン)
14. Kotodama -KOTODAMA - (言弾-KOTODAMA-)
DVD:
1. KOTOKO Major Debut 15th Anniversary Tour ”FifteenTales” IN TAIPEI 2020.1.4(sat) Hana [GAME SONG PART]
2. KOTOKO SPECIAL INTERVIEW

Altri:

19/12/2010 VA Compilation CD Vol.2 "Panorama"
VA Compilation CD Vol.2 "Panorama" Cover 1. Tomodachi Ijou Koibito Miman (友達以上恋人未満) / Chisato Suzumori, Canari Kanzaki
2. Do you feel loved? / KOTOKO
3. Hoshikuzu Cover (星屑 Cover) / Akko.
4. Time heals all sorrows / KOTOKO
5. Cherry Jewelry Flower / Tsukiko
6. Force Deadly SIN / Barbarian On The Groove feat. Kahiena and Haruka Shimotsuki
7. Love Bind (ラブ・バインド) / nao
8. a Holy Promise / Susuto Kazeno
9. Crimson Reason / Rita
10. HAPPY Generation (HAPPYジェネレーション) / fripSide NAO project
11. Chitchana Koi (ちっちゃな恋) / Marie
12. brave new world / fripside

24/2/2012 Hatsuyuki Sakura Special Soundtrack
Hatsuyuki Sakura Special Soundtrack Cover 1. Ghost child
2. Hatsuyuki no Hi ni (初雪の日に)
3. Shiroi Hanasaku Gakusha de (白い花咲く学舎で)
4. Dai Dorobou no Ashioto (大泥棒の足音)
5. Ghost town
6. Marui Shippo (まーるいシッポ)
7. Hai, Makaron (はい、マカロン)
8. Iinchou ni wo Makase are (委員長にお任せあれ)
9. Night Dance (ナイトダンス)
10. Gururushiro! (グルルシロ!)
11. Ran no kaori (蘭の香り)
12. Fuyu wo Aisuruhito (冬を愛する人)
13. Haru wo Aisuruhito (春を愛する人)
14. 1095 Nichi no Yuuutsu (1095日の憂鬱)
15. Okuru Kotoba (送る言葉)
16. Sakura no Kokoro (桜の心)
17. HesitationSnow / Yoshino Nanjo
18. HesitationSnow (Instrumental)
19. Merry-go-round wo Butsu Kowase (メリーゴーランドをぶっ壊せ) / Tomohiro Takeshita
20. Merry-go-round wo Butsu Kowase (メリーゴーランドをぶっ壊せ) (Instrumental)
21. Kazabana (風花) / Tsukiko
22. Kazabana (風花) (Instrumental)
23. Presto / KOTOKO
24. Presto (Instrumental)

28/9/2012 Pure Girl Theme Song & Soundtrack
Pure Girl Theme Song & Soundtrack Cover 1. One-Chance!! / Kotoko & Hiromi Sato
2. Asebamu Seifuku (汗ばむ制服)
3. Yattekita Natsuyasumi (やってきた夏休み)
4. Sprinkler to Niji (スプリンクラーと虹)
5. Mahiru no Soudatsusen Nau. (真昼の争奪戦なう。)
6. Isu wo Katte Kouyo (椅子を買ってこうよ)
7. Neko to Biscuits (ネコとビスケット)
8. Fukai Kiri no Naka (深い霧の中)
9. Tasogare no Terasu (黄昏のテラス)
10. Shoujo wa Kuchimoto ni Hohoemi wo (少女は口元に微笑みを)
11. Miagereba Hikoukigumo (見上げれば飛行機雲)
12. Ganbareba Shiawase Ippai (頑張れば幸せいっぱい)
13. Yuuga ni wo Sanpo (優雅にお散歩)
14. Sekai wa TA-I/HE-N/DA! (世界はTA-I/HE-N/DA!)
15. Korogaru Remoniro (転がる檸檬色)
16. Kimi ga Hoshii (君が欲しい)
17. Yureru Toiki (揺れる吐息)
18. Aisare Tsudzukeru Oka (愛され続ける丘)
19. Kaze yo Fuke (風よ吹け)
20. Chikai no Michi (誓いの道)
21. Pure Girl (ピュアガール)
22. SO SWEET / Chata
23. One-Chance!! (Instrumental)
24. SO SWEET (Instrumental)

24/10/2012 circle of fifth (2CD)
circle of fifth  (2CD) Cover DISC 1 -Re-arrange-:
1. Shooting Star / KOTOKO
2. precious / Mami Kawada
3. Sora no Mori de (空の森で) / Mami Kawada
4. Light colors / Lia
5. TORCH / Lia
6. Starting Over ~Reproduction STAYCOOL 2007 Edition~ / Lia
7. Tori no Uta (鳥の詩) / Lia
8. Itsuwaranai Kimi he (偽らない君へ) / Nagi Yanagi
9. Alicemagic / Rita
10. Koibumi (恋文) / Nagi Yanagi
11. Philosophyz / Runa Mizutani
12. Kaze no Tadoritsuku Basho (風の辿り着く場所) / Ayana
DISC 2:
1. sign / Ray
2. Kokuhaku (告白) / Ray
3. World Link / KOTOKO
4. Teller of World / KOTOKO
5. Last Word (ラストワード) / Ayaka Kitazawa
6. Sun Bright (サンブライト) / Ayaka Kitazawa
7. Orpheus ~Ayaka Ver.~ / Ayaka Kitazawa
8. fortune card / Ayaka Kitazawa
9. Perseids / Ayaka Kitazawa
10. Bokura no Tabi (僕らの旅) / Ayaka Kitazawa

20/12/2013 Karumaruka*Circle Complete Soundtrack (カルマルカ*サークル コンプリートサウンドトラック) (2CD)
Karumaruka*Circle Complete Soundtrack (カルマルカ*サークル コンプリートサウンドトラック) (2CD) Cover DISC 1:
1. Floating up / KOTOKO
2. Natsu Zora -Main Theme- (夏空 -メインテーマ-)
3. Machi wo hanarete (街をはなれて)
4. Tea Time Party (ティータイムパーティ)
5. Chiheisen no Sono Sakini (地平線のその先に)
6. Kaze no Michi (風の道)
7. Irodori Adeyaka ni (彩り艶やかに)
8. dear friend
9. Futari wa Issho! (二人はいっしょ!)
10. sleeping genius
11. Hoshi Dzuku Yoru (星づく夜)
12. Miageta Sora no Shiroi Kumo (見上げた空の白い雲)
13. Noronoro Saka wo Nobotte (のろのろ坂を登って)
14. Mawaru Lion (まわるライオン)
15. Hirusagari no Yuutsu (昼下がりの憂鬱)
16. break into a run
17. go as quickly
18. Umi Wataru Kaze (海渡る風)
19. Asaki Yume (浅き夢)
20. little sweet time
21. Kimi no Kioku (キミの記憶)
22. Aishisa no Arika (愛しさの在りか)
23. Sugisarishi Hibi ni (過ぎ去りし日々に)
24. Floating up (Instrumental)
DISC 2:
1. find a piece / Larval Stage Planning
2. Karumaruka (カルマルカ)
3. malicious
4. anxious night
5. Taiko no Inori (太古の祈り)
6. sorrow rain
7. Hitori (ひとり)
8. Yokan (予感)
9. in the far future
10. Komorebi no Sasayaki (木漏れ日のささやき)
11. Hikari no Naka de (ひかりの中で)
12. I wish / WHITE-LIPS
13. find a piece (Instrumental)
14. I wish (Instrumental)

24/12/2014 master groove circle "NIJIIRO" (2CD)
master groove circle "NIJIIRO"  (2CD) Cover DISC 1:
1. FUCK ME -Trance Gate mix- / Hard Stuff 《 YUZUNO 》
2. eclipse -Begin Forwarded Message mix- / NAMI 《 Mami Kawada 》
3. Virgin's high! -Goddess Sky mix- / Tomoyuki Nakazawa 《 MELL 》
4. ANSWER -Determination mix- / Tomoyuki Nakazawa 《 Maon Kurosaki 》
5. Hishoku no Sora (緋色の空) -Shoot mix- / C.G mix 《 Mami Kawada 》
6. ebb and flow -Dumb Bunny mix- / Maiko Iuchi 《 Ray 》
7. baby macaron -Jewel mix- / Maiko Iuchi 《 Ray 》
8. Maple Syrup (めぃぷるシロップ) -Awaken Somebody mix- / Kazuya Takase 《 KOTOKO 》
9. Magic∞world - Silver mix- / C.G mix 《 Maon Kurosaki 》
10. Borderland -2014 Rainbow mix- / Kazuya Takase 《 Mami Kawada 》
11. Nee, Shiyou Yotsu! (ねぇ、・・・しようよっ!) -Psy Speed Spin mix- / Kazuya Takase & NAMI 《 KOTOKO 》
12. No buts! -MfEI mix- / Hard Stuff 《 Mami Kawada 》
DISC 2:
1. DJ D-YAMA I've NON STOP MIX

25/6/2015 Ao no Kanata no Four Rhythm Vocal & Sound Collection
Ao no Kanata no Four Rhythm Vocal & Sound Collection  Cover CD 1:
1. Wings of Courage -Sora wo Koete- (Wings of Courage -空を超えて-) / Mami Kawada
2. Wings of Courage -Sora wo Koete- (Wings of Courage -空を超えて-) (piano style) / Mami Kawada
3. INFINITE SKY / KOKOTO
4. Sky is the limit / Mami Kawada
5. Wings of Courage -Sora wo Koete- (Wings of Courage -空を超えて-) (Instrumental ver.)
6. Wings of Courage -Sora wo Koete- (Wings of Courage -空を超えて-) (piano style instrumental ver.)
7. INFINITE SKY (Instrumental ver.)
8. Sky is the limit (Instrumental ver.)
CD 2:
1. Sorakoi (空恋 -sorakoi-) / Asuka Kurashina (CV: Natsu Sawada)
2. Sense of Life / Misaki Tobisawa (CV: Yuri Konno)
3. Millions of You / Mashiro Arisaka (CV: Mito Sera)
4. NIGHT FLIGHT / Rika Ichinose (CV: Mako Mishiro)
5. Sorakoi (空恋 -sorakoi-) (instrumental ver.)
6. Sense of Life (instrumental ver.)
7. Millions of You (instrumental ver.)
8. NIGHT FLIGHT (instrumental ver.)
CD 3:
1. Hajimari no Kaze (はじまりの風)
2. Meguriau Monotachi (めぐり逢う者達)
3. Hibi Kensou (日々喧騒)
4. Hashire, Tobe! (走れ、飛べ!)
5. Tsubasa no Kyuusoku (翼の休息)
6. Natsu no Yuugure (夏の夕暮れ)
7. Yuuyake to Ongakushitsu (夕焼けと音楽室)
8. Atataka na Hibi no Naka de (暖かな日々の中で)
9. Zannen Munen (残念無念)
10. Kinonuketa Ramune (気の抜けたラムネ)
11. Daidassou (大脱走)
12. Kuroku Nebaritsuku Mono (黒く粘りつくもの)
13. Tooi Hikari (遠い光)
14. Oreta Michishirube (折れた道標)
15. Kimi ga Iru kara (君がいるから)
16. Ashita e no Ippo (明日への一歩)
17. Mune no Okusoko (胸の奥底)
18. Tadoritsuita Basho (辿り着いた場所)
19. Tooi Kioku (遠い記憶)
20. Yuuki no Mukou ni (勇気の向こうに)
21. Kimi no Koe (きみのこえ)
22. Itoshii Jikan (愛しい時間)
23. Hiyoku no Tori (比翼の鳥)
24. Chiisana Yakusoku (ちいさな約束)
CD 4:
1. Ooki na Sora no Shita de (大きな空の下で)
2. Takamaru Mune to Shokuyou (高まる胸と食欲)
3. Korogaru Konekosama (転がる子猫様)
4. Kara no Naka no Kotori (殻の中の小鳥)
5. Shitou ni Saku Ichirin no Bara (四島に咲く一輪の薔薇)
6. Hisomu Kage (潜む影)
7. Warawanai Tsuki (笑わない月)
8. Contrail (コントレイル)
9. Isshin Ittai (一進一退)
10. Mugen Kidou (無限軌道)
11. Gyakufuu wo Koete (逆風を超えて)
12. Ouja no Fuukaku (王者の風格)
13. Kuuiki no Shihaisha (空域の支配者)
14. Ao no Kanata e (蒼の彼方へ)
15. Sekai no Henkakusha (世界の変革者)
16. Kentou no Akushu (健闘の握手)
17. INFINITE SKY (piano arrange)
18. Wings of Courage (piano arrange 1)
19. Wings of Courage (piano arrange 1)
20. Wings of Courage -Sora wo Koete- Jikai Yokoku Ver. (Wings of Courage -空を超えて- 次回予告Ver.)

12/8/2016 Ao no Kanata no Four Rhythm Piano Album #1 (蒼の彼方のフォーリズム Piano Album #1)
Ao no Kanata no Four Rhythm Piano Album #1  (蒼の彼方のフォーリズム Piano Album #1)  Cover 1. Hajimari no Kaze (はじまりの風)
2. Ooki na Sora no Shita de (大きな空の下で)
3. Korogaru Konekosama (転がる子猫様)
4. Zannen Munen (残念無念)
5. Hibi Kensou (日々喧騒)
6. Tsubasa no Kyuusoku (翼の休息)
7. Shitou ni Saku Ichirin no Bara (四島に咲く一輪の薔薇)
8. Natsu no Yuugure (夏の夕暮れ)
9. Chiisana Yakusoku (ちいさな約束)
10. Kimi no Koe (きみのこえ)
11. Itoshii Jikan (愛しい時間)
12. Hisomu Kage (潜む影)
13. Tooi Hikari (遠い光)
14. Ashita e no Ippo (明日への一歩)
15. Contrail (コントレイル)
16. Isshin Ittai (一進一退)
17. Mugen Kidou (無限軌道)
18. Gyakufuu wo Koete (逆風を超えて)
19. Ao no Kanata e (蒼の彼方へ)
20. Tadoritsuita Basho (辿り着いた場所)
21. INFINITE SKY (Piano Arrange)
22. True Colors 〜Contrail〜 (True Colors 〜コントレイル〜) / KOTOKO

22/2/2017 Luna Haruna - S×W EP (CD)
Luna Haruna - S×W EP (CD) Cover 1. S×W -soul world- / KOTOKO × LUNA
2. Zenryoku☆I・N・G!! (全力☆I・N・G!!) / Haruka to Haruna [Starring Tomatsu Haruka]
3. PURPLE LOVE / RikaLuna [Starring Mayama Rika]
4. Kinki no Gyousei (禁忌の暁星) / AKIRA + Luna feat. Machigerita
5. Nanairo no Mirai (七色の未来) / Misawa Sachika & Haruna Luna

22/2/2017 Luna Haruna - S×W EP (CD+DVD)
Luna Haruna - S×W EP (CD+DVD) Cover 1. S×W -soul world- / KOTOKO × LUNA
2. Zenryoku☆I・N・G!! (全力☆I・N・G!!) / Haruka to Haruna [Starring Tomatsu Haruka]
3. PURPLE LOVE / RikaLuna [Starring Mayama Rika]
4. Kinki no Gyousei (禁忌の暁星) / AKIRA + Luna feat. Machigerita
5. Nanairo no Mirai (七色の未来) / Misawa Sachika & Haruna Luna
DVD:
1. The Making of "S×W EP" Photo Book
2. Accel World VS Sword Art Online Chitose no Tasogare Non-Credit Opening Video

30/6/2017 Ao no Kanata no Four Rhythm EXTRA1 Vocal & Sound Collection
Ao no Kanata no Four Rhythm EXTRA1 Vocal & Sound Collection  Cover 1. One Small Step / KOTOKO
2. Happy Tomorrow (ハッピートゥモロー) / Mashiro Arisaka (CV: Nozomi Yamamoto)
3. Ganbaru Koneko-sama (がんばる子猫様)
4. Neko Jarashi! (ねこじゃらし!)
5. Kurenazumu Machi (暮れなずむ町)
6. Fureaeru Kyori (ふれ合える距離)
7. Hazumu Furiru (はずむフリル)
8. Himawari no Kaori (向日葵の香り)
9. Ano Kumo no You ni (あの雲のように)
10. Mina ga Irukara (皆がいるから)
11. Yoru no Natsu Kaze (夜の夏風)
12. Kasaneta Yubisaki (重ねた指先)
13. Doryoku no Hate ni (努力の果てに)
14. Happy Tomorrow (ハッピートゥモロー) (Title Version) / Mashiro Arisaka (CV: Nozomi Yamamoto)