I think there are the following

Momo and Oguri Love Love Story - Kurihara Yuki

She has short fluffy brown hair and a pair of beautiful fire-colored eyes. A cute girl, although she looks very cute and adorable on the outside, she is actually a girl who likes to follow her around. After falling in love with Xiao Tao, I have been continuously collecting photos of each other and investigating each other's preferences and daily life. She has a particularly natural and gentle personality. Although she looks like a fool, her academic performance is very good. She is a student in a key class and has certain attainments in cooking. With these advantages, even if she is a slut, she is very lovable

There seems to be something wrong with My Youthful Love Story - Yuigahama Yui

A cute girl with short brown hair, who often ties her hair into a bun. Although she usually dresses very fancy and makes people think she is a very generous girl, she is actually very shy, so she feels very shy when she wears tennis clothes. Her personality is somewhat natural, but she knows how to understand the surrounding atmosphere. Because she wants to have friends, she has developed the habit of being all-round. Before joining the service department, she always catered to others blindly, but when she saw that she was completely different from herself, Yukino and Hachiman gradually changed after being different

Takagi-san who is good at teasing——Takagi-san

A beautiful girl with long brown hair and beautiful big eyes, her face always... He has a meaningful smile and a particularly lively and cheerful personality. Because she likes Nishikata, she always teases each other, and hints at her feelings in these pranks, but the slow Nishikata never notices. Every time Nishikata is teased, she will show a special sweet smile, which makes people feel special. But when your heart is moved, she may be planning the next prank

School Island—— Yuri Wakasa

A cute girl with long brown hair. She is the eldest person in this high school besides Sister Ci. She has a particularly gentle and steady personality, and is also very considerate. In Ci After my sister passed away, I served as the head of the campus life department and has been taking care of everyone's daily life. Although I always feel uneasy, I still dote on Yuki and hope that she can be happy forever. Although he has always played the role of taking care of everyone, his heart is also very fragile. After unexpected things happen, he can easily feel collapsed and lose his ability to make correct judgments. The above is just my personal opinion.