Ano ko no Yume wo Mitan Desu (2020)

These dramas are all about creativity and imagination of an author who makes novels by imagining that he is the main character of the story and the girl(s) is the another character in his imagination. >140 Ji no Koi -< the guy creates twitter novel that consists only 140 character limit but does challenges him to use its creativity. It has only two characters every episodes >Ano ko no Yume wo mitan desu -< the guy creates his novel in his notebook by referencing the female character with the real life Japanese actresses

Both are omnibus of opposite sex appeal, and main lead also wearing glasses for the fantasy. Comedic and light, you'll enjoy them snacking