Aye aye captain! Specially curated yuri manga list coming right up! All below have good, investing plots and vary in romantic focus and outright yuri. I organized the list from least yuri romance focused to most yuri romance focused.
Yakuza Reincarnation (ch.52): Yakuza boss reincarnates into a fantasy world as a sacrificial princess (plot is similar to one piece: freedom fighting)
Liar Satsuki Can See Death (ch.84): A girl can see corpse premonitions and does her best to prevent them [Mature]
Mieruko-chan (ch.66): A girl who can see ghosts pretends to not see ghosts
The Dark Lord's Confession (ch.121): A curse girl tries to get rid of her curse in order to avoid death (a lot more complex story, difficult to explain without spoilers)
Our Dreams at Dusk (ch.23): Kid battles internal homophobia after find a house of mysteries at the top of a hill
Akebi Chan no Sailor Fuku (ch.84): A coming of age story about a tomboyish dancer who enrolls into a more prestigious school
Otherside Picnic (ch.82): Two girls explore a realm that holds dangerous yokai, cryptids, and folk legends
She is Beautiful (ch.37): A woman who lived at a mysterious institution wakes up with a suspicious girl from her childhood with no memories past the age of 14
Opium (ch.47): American military medical advisor x Korean Spy(?) doctor who fight drug cartels amidst the 1946 opium war [Mature]
Mr. Mallow Blue (ch.31): Bodyswapping [gay] people who navigates trauma and new futures
I Want to Love You Until Your Dying Day (ch.38): I recc this as an anime but honestly, if your can't wait for the anime, the manga is great
The Summer You Were There (ch.32): A past bully buried in writing literature learns to move on and live again with the help of a chronically ill girl
Love Bullet (aka Red Yuri/Peak) (ch.13): Modern day cupids (fashioned in military gear) help people with their relationships
Wind Spell (ch.2): A lonely, deaf woman x a siren
Records of Linyao (ch.10): Historical manhua about a village witch doctor who was spared and saved by an imperial guard
A Story Concerning Sweets (ch.7): An ill girl talks to a spirit at the hospital
If it Rains Next Week (Oneshot): A troubled girl gives her umbrella to another girl at the station and can't help but to come back
Her Tale of Shin Cheong (ch.81 + side stories): Historical yuri manwha based on a korean folk tale; follows a beggar supporting her father and a bride to be who never knew freedom
Getting to Know Grace (ch.46): Historical yuri manwha about a sick, noble woman who fights hierarchical society and family for her maid
Akuyaki Reijou no Oyome-Sama (ch.7): The scorned fiance of the crowned prince is ousted and attacked, only to be saved by the leader of a wolf clan
Tamen De Gushi (ch.242): How can I not mention this goat. Good, funny slice of life rom-com
My Mom's a Superstar (ch.39): Imagine celebrity au Teaduo but being told from Empanada's POV
How Do We Relationship (ch.131): Two good women trying to navigate a relationship that isn't good for them [Mature]
Run Away With Me, Girl (ch.16): Alexa! Play Good Luck Babe
There is No Love Wishing Upon a Star (ch.22): Falling in love with your straight best friend who is dating your other best friend... ALEXA PLAY GOOD LUCK BABE AGAIN
Green Yuri (ch.141): Everyone has probably read this by now. It is good, what can I say
Fluttering Feelings (ch.68): Just a good slow burn; the personalities of the characters just feel so real and natural