- Main article: Takahashi Ai
Singles[]
Morning Musume[]
- Mr.Moonlight ~Ai no Big Band~ (debut)
- Souda! We're ALIVE
- Morning Musume Single Medley ~Hawaiian~ (Takagi Boo with Morning Musume, Coconuts Musume, Fujimoto Miki, and Ishii Rika)
- Do it! Now
- Koko ni Iruzee!
- Morning Musume no Hyokkori Hyoutanjima
- AS FOR ONE DAY
- Shabondama
- Go Girl ~Koi no Victory~
- Ai Araba IT'S ALL RIGHT
- Roman ~MY DEAR BOY~
- Joshi Kashimashi Monogatari
- Namida ga Tomaranai Houkago
- THE Manpower!!!
- Osaka Koi no Uta
- Iroppoi Jirettai
- Chokkan 2 ~Nogashita Sakana wa Ookiizo!~
- SEXY BOY ~Soyokaze ni Yorisotte~
- Ambitious! Yashinteki de Ii jan
- Aruiteru
- Egao YES Nude
- Kanashimi Twilight
- Onna ni Sachi Are
- Mikan
- Resonant Blue
- Pepper Keibu
- Naichau Kamo
- Shouganai Yume Oibito
- Nanchatte Ren'ai
- Kimagure Princess
- Onna ga Medatte Naze Ikenai
- Seishun Collection
- Appare Kaitenzushi! (as Muten Musume)
- Onna to Otoko no Lullaby Game
- Maji Desu ka Ska!
- Only you
- Kono Chikyuu no Heiwa wo Honki de Negatterun da yo! (last)
Minimoni[]
- Genki Jirushi no Oomori Song (as Minimoni to Takahashi Ai + 4KIDS)
- Rock 'n' Roll Kenchoushozaichi ~Oboechaina Series~
- Minimoni Kazoe Uta ~Ofuro Version~ / Minimoni Kazoe Uta ~Date Version~
- CRAZY ABOUT YOU
- Mirakururun Grand Purin! / Pi~hyara Kouta
- Lucky Cha Cha Cha!
Morning Musume Sakura Gumi[]
Happy 7[]
7AIR[]
H.P. All Stars[]
Elegies[]
High-King[]
Ganbarou Nippon Ai wa Katsu Singers[]
Albums[]
Morning Musume[]
- 4th "Ikimasshoi!"
- No.5
- Best! Morning Musume 2
- Ai no Dai 6 Kan
- Rainbow 7
- 7.5 Fuyu Fuyu Morning Musume Mini!
- SEXY 8 BEAT
- Morning Musume ALL SINGLES COMPLETE ~10th ANNIVERSARY~
- COVER YOU
- Platinum 9 DISC
- Morning Musume Zen Single Coupling Collection
- 10 MY ME
- Fantasy! Juuichi
- 12, Smart
Minimoni[]
Hello! Project[]
- Chanpuru ① ~Happy Marriage Song Cover Shuu~
- Petit Best 3
- Petit Best 4
- Petit Best 5
- Petit Best 6
- Petit Best 7
- Petit Best 8
- Petit Best 9
- Petit Best 10
- Petit Best 11
- Petit Best 12
Collaboration Albums[]
Songs[]
Digital Songs[]
Group Songs[]
- [2002.03.27] Densha no Futari (電車の二人; The Two in the Train) (with Abe Natsumi, Ishikawa Rika, Yoshizawa Hitomi, Kago Ai, Konno Asami, Niigaki Risa)
- [2002.03.27] Suki na Senpai (好きな先輩; My Senior Crush) (with Konno Asami, Ogawa Makoto, Niigaki Risa)
- [2003.03.26] Tsuyoki de Yukouze! (強気で行こうぜ!; Let's Go Strongly!) (with Tsuji Nozomi, Kago Ai, Konno Asami, Ogawa Makoto, Niigaki Risa)
- [2003.03.26] YES! POCKY GIRLS (Original Long Ver.) (with POCKY GIRLS)
- [2004.02.18] Aisha Loan de (愛車 ローンで; A Beloved Car on Loan) (Morning Musume cover; with Ogawa Makoto)
- [2004.05.28] Koi no Shihatsu Ressha (恋の始発列車; Love's First Train) (Morning Musume cover; with Konno Asami, Tanaka Reina)
- [2004.12.04] Do it! Now (Morning Musume cover; with Yoshizawa Hitomi, Konno Asami)
- [2004.12.08] Lemon Iro to Milk Tea (レモン色とミルクティ; Lemon Color and Milk Tea) (with Konno Asami, Ogawa Makoto, Niigaki Risa, Fujimoto Miki, Kamei Eri, Michishige Sayumi, Tanaka Reina)
- [2006.02.15] Mushoku Toumei na Mama de (無色透明なままで; In A Colorless, Transparent State) (with Yoshizawa Hitomi, Ogawa Makoto, Konno Asami, Fujimoto Miki)
- [2007.03.27] Shanimuni Paradise (シャニムニ パラダイス; Reckless Paradise) (with Niigaki Risa, Fujimoto Miki, Tanaka Reina)
- [2008.11.26] Izakaya (居酒屋; The Pub) (Kinomi Nana, Itsuki Hiroshi cover; with Itsuki Hiroshi)
- [2008.11.26] Machi no Akari (街の灯り; A Light in the Town) (Sakai Masaaki cover; with Niigaki Risa)
- [2009.03.18] Take off is now! (with Niigaki Risa, Tanaka Reina)
- [2009.03.18] Jounetsu no Kiss wo Hitotsu (情熱のキスを一つ; One Passionate Kiss) (with Niigaki Risa, Tanaka Reina)
- [2010.03.17] Ano Hi ni Modoritai (あの日に戻りたい; I Want To Return to That Day) (with Niigaki Risa)
- [2011.10.12] Kono Ai wo Kasanete (この愛を重ねて; Growing This Love) (with Niigaki Risa)
- [2018.02.07] WE ARE LEADERS! ~Leader tte no mo Tsurai Mono~ (with Nakazawa Yuko, Iida Kaori, Yaguchi Mari, Yoshizawa Hitomi, Fujimoto Miki, Niigaki Risa, Michishige Sayumi, Fukumura Mizuki)
DVDs[]
Group DVDs[]
- [2011.09.28] Alo-Hello! 5 Morning Musume DVD
Fanclub DVDs[]
- [2008.08.xx] Morning Days Vol.2
- [2010.12.xx] Morning Musume 5ki Member FC Event ~Gokigen 4ever 2010 Natsu~ (モーニング娘。5期メンバーFCイベント~ごきげん4エバー2010夏~)
- [2011.04.xx] Morning Days 6 - Takahashi Ai, Michishige Sayumi, and Mitsui Aika in Yamanashi
- [2011.11.26] Morning Days 8 - Takahashi Ai, Niigaki Risa Fanclub Tour in Hakuba
- [2014.06.xx] M-line club Live Event at STB139 ~Hinamatsuri ni Kansha wo Komete~
- [2014.10.27] M-line Memory Vol.16
- [2015.xx.xx] M-line Memory Vol.21
- [2016.xx.xx] Takahashi Ai・Tanaka Reina FC Event T&T ~Kiroi to Mizuiro~
- [2017.xx.xx] M-line Memory Vol.23
- [2017.xx.xx] Takahashi Ai・Tanaka Reina FC Event T&T ~Kiroi to Mizuiro~ Vol.2
- [2018.08.25] Takahashi Ai・Niigaki Risa FC Event AiGaki DISCO 2018 ~Time Slip~