In order to avoid having too many ongoing/collecting series at once, I am trying to limit how many series I buy until I finish others. For currently collecting series, I'll only make note of the volumes I have if I'm missing stuff in-between. If I'm up to date, then I won't make note of it.

Currently collecting: completed series

• Kiss and White Lily For My Dearest Girl by CANNO
  • I own volumes 1, 3~4, 8~10. Waiting for volumes 2 and 5 to be restocked.
• The Last Uniform by Mera Hakamada
  • I own volume 2.
• Strawberry Panic by Sakurako Kimino (Light Novel & Manga)
  • I own volume 1, but I want to get the omnibus volume. I also need the omnibus for the light novel. I do own everything digitally as well, though.

Currently collecting: ongoing series

• Adachi and Shimamura (Light Novel) by Hitoma Iruma, Non, Raemz
  • I own volume 1.
• Assorted Entanglements by Mikanuji
• Asumi-chan is Interested in Lesbian Brothels! by Kuro Itsuki
• Black & White: Tough Love At the Office by Sal Jiang
• citrus+ by Saburouta
  • I own volumes 1~2, 4.
• Cocoon Entwined by Yuriko Hara
  • I own volumes 1~3.
• Does it Count if You Lose Your Virginity to an Android? by Yakinikuteishoku
• Futari Escape by Shouichi Taguchi
• How Do We Relationship? by tamiful
  • I own volume 1.
• If My Favorite Pop Idol Make It to The Budokan, I Would Die by Auri Hirao
  • I own volume 1.
• Murcielago by Yoshimurakana
• My Cute Little Kitten by Milk Morinaga
• Otherside Picnic (Novel) by Iori Miyazawa
  • I own volume 1 (omnibus).
• Pulse by Ratana Satis
  • I own volumes 1~3
• She Loves to Cook, and She Loves to Eat by Sakaomi Yukazi
• SHWD by sono.n
• The Summer You Were There by Yuama
• There’s No Freaking Way I’ll be Your Lover! Unless…(Light Novel) by Teren Mikami, Eku Takeshima
• The Two of Them Are Pretty Much Like This by Takashi Ikeda
• Whisper Me a Love Song by Eku Takeshima
• Yuri Espoir by Naoi Mai
• Yuri Is My Job! by miman

Plan to collect: upcoming series

• Cheerful Amnesia by Mei Soraike
• I Can't Say No to the Lonely Girl by Kashikaze
• I Don't Know Which is Love by Mei Soraike
• I Don't Need A Happy Ending by Mikanuji
• I Married My Female Friend by Shio Usui
• Kiss the Scars of the Girls by Haruhana Aya
• Kimi to Shiranai Natsu ni Naru by Keyyang
• The Moon On A Rainy Night by Kuzushiro
• Sheep Princess in Wolf’s Clothing by Mito

On the fence: upcoming series

• How Do I Turn my Best Friend Into My Girlfriend? by Syu Yasaka
• The Witches' Marriage by studio HEADLINE

Plan to collect: ongoing series

• The Executioner and Her Way of Life (Light Novel) by Mato Sato, nilitsu
• Futaribeya: A Room For Two by Yukiko
• Otherside Picnic (Manga) by Eita Mizuno
• ROLL OVER AND DIE I Will Fight for an Ordinary Life with My Love and Cursed Sword! (Light Novel & Manga) by kiki, Sunao Minakata, kinta

Plan to collect: completed series

• A White Rose In Bloom by Asumiko Nakamura
• After Hours by Yuhta Nishio
• Bloom Into You: Regarding Saeki Sayaka (Light Novel) by Hitoma Iruma, Nakatani Nio
• Failed Princesses by Ajiichi
• I Married My Best Friend to Shut My Parents Up by Kodama Naoko(oneshot)
• If I Could Reach You by tMnR
• Qualia the Purple (Light Novel or Manga) by Hisamitsu Ueo, Shirou Tsunashima
• ROADQUEEN: Eternal Roadtrip to Love by Mira Ong Chua
• Run Away With Me, Girl by Battan

Low priority, but would like to collect them eventually:

• 5 Seconds Before a Witch Falls in Love by Zeniko Sumiya
• A Tropical Fish Yearns For Snow by Makoto Hagino
• Adachi and Shimamura (Manga) by Hitoma Iruma, Moke Yuzuhara, Non
• Days of Love At Seagull Villa by Kodoma Naoko
• Eclair: A Girls' Love Anthology That Resonates in Your Heart
• Farewell to My Alter by Nakatani Nio
• Gunbured X Sisters by Wataru Mitogawa
• Happy Sugar Life by Tomiyaki Kagisora
• Kase-san Series by Hiromi Takashima
• Maiden Railways by Asumiko Nakamura
• The Magical Revolution of the Reincarnated Princess and the Genius Young Lady (Light Novel) by Piero Karasu, Yuri Kisaragi
• Nameless Asterism by Kina Kobayashi
• NTR: Netsuzou Trap by Kodama Naoko
• Our Teachers Are Dating! by Pikachi Ohi
• School Zone Girls by Ningiyau
• Sex Ed 120% by Kikiki Tataki, Hotomura
• Superwomen in Love! Honey Trap and Rapid Rabbit by sometime
• Sweet Blue Flowers by Takako Shimura
• Vampeerz by Akili
• Whispered Words by Takashi Ikeda

Hard to find used, but would like to collect if the stars align:

• Kashimashi: Girl Meets Girl by Satoru Akahori, Katsura Yukimaru
• Kisses, Sighs and Cherry Blossom Pink by Milk Morinaga

On the fence:

• A Witch's Love at the End of the World by Kujira
• Breath of Flowers by Caly
• Chasing After Aoi Koshiba by Kazuki Takeoha, Fly
• Girls' Last Tour by Tsukumizu
• Kindred Spirits on the Roof by Hachi Ito, Aya Fumio, Toitentsu & Liar-Soft
• Mizuno and Chayama by Yuhta Nishio
• Our Wonderful Days by Kei Hamuro
• Young Ladies Don't Play Fighting Games by Eri Ejima
• Yuri Life by Kurukuruhime

Finished collecting:

• Akuma no Riddle by Yun Kouga and Sunao Minakata
• Alter Ego by Ana C. Sanchez
• Angel/Dust by Aoi Nanase
• Bloom Into You by Nakatani Nio
• Burst Angel by Minoru Murao, GONZO
• Catch These Hands! by murata
• Cats and Sugar Bowls by Yukiko
• citrus by Saburouta
• The Conditions of Paradise by Akiko Morishima
• Dear NOMAN by Neji
• Doughtnuts Under A Crescent Moon by Shio Usui
• First Love Sisters by Mako Komano, Mizuo Shinonome, Reine Hibiki
• GIRL FRIENDS by Milk Morinaga
• The Girl I Want Is So Handsome! by Yuama
• Goodbye, My Rose Garden by Dr. Pepperco
• Hana & Hina After School by Milk Morinaga
• Hayate X Blade (omnibus) by Shizuru Hayashiya
• Hello, Melancholic! by Yayoi Osawa
• Hungry for You: Endo Yasuko Stalks the Night by FLOWERCHILD
• I Can't Believe I Slept With You! by Miyako Miyahara
• I Love You So Much, I Hate You by Yuni
• Last and First Idol (Novel) by Gengen Kusano, TNSK
• Scarlet by Chiri Yuino
• Secret of the Princess by Milk Morinaga
• Sirius: Twin Stars by Ana C. Sanchez
• Strawberry Fields Once Again by Kazura Kinosaki
• Syrup: A Yuri Anthology
• Voiceful by nawoko
• Whenever Our Eyes Meet (Anthology)
• Yuri Bear Storm by Akiko Morishima, Ikunigomakinako

Japanese-language manga I own:

• Renai Joshika by Akiko Morishima
• Watashi no Yuri wa Oshigoto desu! Official Comic Anthology

Nonfiction Yuri books:

• By Your Side: The First 100 Years of Yuri Anime and Manga by Erica Friedman

Digital:

• A Lily Blooms in Another World (Light Novel) by Ameko Kaeruda, Shio Sakura
• Beauty and the Beast Girl by Neji
• If You Could See Love by Teren Mikami, Yuuki Nanaji
• Girls Kingdom (Light Novel) by Nayo, Shio Sakura
• Gushing Over Magical Girls by Akihiro Ononaka
  • I own volumes 1~2
• Kannazuki no Miko by Kaishaku
• The Love and Creed of Sai Maki byTohru Uchimizu
• My Idol Sits the Next Desk Over! by Tetsu Tsutsui, Koyubi Sugawara
  • I own volume 1.
• My Master Has no Tail by TNSK
  • I own volume 1.
• Now Loading...! by Mikanuji
• semelparous by Ogino Jun
• Sexiled: My Sexist Party Leader Kicked Me Out, So I Teamed Up With a Mythical Sorceress! (Light Novel) by Ameko Kaeruda, Kazutomo Miya
  • I own volume 1.
• There's no Freaking Way I'll Be Your Lover! ...Unless? (Manga) by Teren Mikami, Musshu
• Yuri Tama: From Third Wheel to Trifecta (Light Novel) by Toshizou, Kuro Shiina
  • I own volume 1.

Digital (Japanese-language):

• Ame demo Hare demo by Arata Iri
  • I own volume 1.
• Ane no Shinyuu, Watashi no Koibito. by Fujimatsu Mei
  • I own volume 1.
• citrus+ by Saburouta
  • I own volume 5's bonus booklet.
• Comic Yuri Hime
  • Began purchasing issues since November 2022.
• Hello, Melancholic SAKICHIKA Special EP by Yayoi Ohsawa
• Himegami no Miko by Kaishaku
  • I own volume 1.
• Kimi to Shiranai Natsu ni Naru by Key Yan
  • I own volume 1.
• Kitanai Kimi ga Ichiban Kawaii by manio
  • I own volume 5's bonus booklet.
• Lonely Girl ni Sakaraenai by Kashikaze
  • I own volume 6's bonus booklet.
• Warikitta Kankei desukara. by FLOWERCHILD
• Watashi wo Tabetai, Hitodenashi by Naekawa Sai
  • I own volume 1.
• Watashi no Yuri wa Oshigoto desu! by miman
  • I own volume 12 and volume 10's bonus booklet.

Unhauling:

• Even Though We're Adults by Takako Shimura
  • I own volume 1.
• Gakuen Polizi by Milk Morinaga
  • I own volume 1.
• I'm in Love With the Villainess by inori, Hanagata
  • I own volume 1.