Btw list of all romances anime mentionned:
Dusk Maiden of Amnesia
The Goddess Cafe Terrace
Love After World Domination
Horimiya
Rascal Does Not Dream of Bunny Girl Senpai
Call of the Night
More Than a Married Couple, But Not Lovers
Your Lie in April
Quintessential Quintuplets
My Love Story with Yamada-kun at Lv999
Blue Box
Tomo-chan Is a Girl
Darling in the Franxx
Alya Sometimes Hides Her Feelings in Russian
Toradora
The Pet Girl of Sakurasou
The Experienced You and the Inexperienced Me
Pseudo Harem
The Angel Next Door Spoils Me Rotten
Ore Monogatari (My Love Story)
A Sign of Affection
Fruits Basket
Hatsukoi Limited
Dandadan
From Me to You (Kimi ni Todoke)
My Dress-Up Darling
The Dangers in My Heart
Komi Can’t Communicate
Love Hina
Tamako Market + Love Story
Insomniacs After School
Clannad
Tonikawa: Over the Moon for You
Your Name
Fate/Stay Night 2006
Garden of Words
World End
Yosuga no Sora
Future Diary
Eureka Seven
Dress Up Darling
The 100 Girlfriends Who Really, Really, Really, Really, Really Love You
Chobits
Mahoromatic
Adachi and Shimamura
Shikimori's Not Just a Cutie
Wotakoi: Love is Hard for Otaku
Tsuki ga Kirei
My Wife Has No Emotion
A Silent Voice
I Want to Eat Your Pancreas
Josee, the Tiger and the Fish
Buddy Daddies
An Archdemon's Dilemma: How to Love Your Elf Bride
Chillin' in Another World with Level 2 Super Powers
Skip and Loafer
Ordinary Days with Yano-kun
Witch Watch
Orange
Nana
Plastic Memories
The Saint's Magic Power is Omnipotent
Uzaki-chan Wants to Hang Out
Kaguya-sama: Love Is War
Highiro
Golden Time
Amagami SS
Bokuyaba
First Love Monster
Skip Beat
Guilty Circle
Koi Kaze
Nana to Kaoru
Ana Satsujin
Aku no Hana
14-sai Demo Shiawase ni Shimasu!
Aida ni Hatachi
Asako
My Happy Marriage
Gleipnir
The Apothecary Diaries
Mysterious Girlfriend X
Tamako Market
Hi Score Girl
Nagatoro
Rent-A-Girlfriend