#3 - The main character's last name is based on a flower's name. Btw, the girl on those picture is the main character.
#4 - The main character's partner has a family name that is based on one of the suit of playing card.
#5 - It is not listed in its MAL database information, but the manhwa started publishing after 2003.
#6 - One of an important character in this manga have a name that is the same as one of a position/ rule in a family (an English word).
#7 - The other word in the girl mentioned on #4's family name is one of a rank of card on playing card. (the girl #4 family name consist of two words)
#8 - One of the genre is fantasy.
#9 - The main protagonist of the story fall in love with an Arc Dragon who teaches at her school.