Ryuuto Kashima is the school’s gloomy introvert, and he’s got a crush on Runa Shirakawa, the popular girl. After losing a bet to classmates, he confesses his feelings to Runa one day. Shocked and secretly just as inexperienced as Ryuuto, Runa agrees to date him. The relationship grows between two people who are as similar as they are different. Will their young love blossom? Time will tell! 
 
(Source: Crunchyroll)

Kashima Ryuto is a gloomy high-schooler who quietly spends his days watching his crush, the beautiful Shirakawa Runa, from afar. She rules the school and has had no shortage of boyfriends. Although Ryuto is fully convinced she'd never accept him, fate leads him to confess his feelings to her anyway. To his astonishment, she accepts—simply because she's “available” at the moment—but the surprises don't end there. She immediately invites him over as if it's the most natural thing in the world!
This odd couple is different in just about every way—the friends they keep, their hobbies, their love lives—but with every passing day, they grow a little bit closer. This may not be Runa's first relationship, but their dating story is going to be full of firsts for them both!
 
(Source: J-Novel Club)

Introverted high-school student Ryuto is forced to confess to his crush, the most popular and beautiful girl in school, Luna. Surprisingly enough, she replies, "Then, how about we go out? I’m single right now anyhow." Then right after school, she invites Ryuto to her room...?! 
 
Despite being completely different from one another, including the amount of experience with love and types of friends they have, the two of them are about to embark on a relationship full of firsts!
 
(Source: Manga UP!)

Tags