Yamete Kudasai, Mabushii Desu.
Not too good that I would reread Nerd has crush on popular boy, popular boy eventually comes to be intrigued by nerd and initiates the progression of their relationship
Kimi to Ishin Denshin!
Person A can read minds, can read Person B's mind and knows he has a crush on him. Eventually both come to terms with their feelings, and get together. Person B is incredibly adorable and wholesome.
Nabigatoria ni Koi
Person B sticks to Person A because is interested in him, and flirts/courts him constantly. After much wearing down they get together.
Hinekure Sakura ni Koi ga Saku
Person A has big feels for Person B and follows him around and even to college. Person B initiates a relationship and overtime they develop real feels.
Daiji ni Suru Kara Tabete Ii
Person A is nice to person B, person B gets immediately attached to person A and follows him around constantly, person B is scared of getting close to people cause he doesn't wanna face rejection
Iyayoiyayo mo kiss no uchi