Shizuku Ariyama

Ariyama Shizuku (有山 雫) is the one of the main female protagonists of the series. She is a lively third-year high school student and childhood friend of Haruka Shinozaki.

Chronology
Shizuku is a lively third-year high school student and childhood friend of Haruka Shinozaki, who merely sees her as an older sister and thus addresses her as such. However, she has recently become romantically interested in Haruka as well and makes several playful and obvious allusions towards him, even though she is too shy to take the initiative when things appear to get serious.

Etymology

 * The name Shizuku refers to a drop of liquid (e.g. water) (雫).
 * Shizuku's surname Ariyama means "exist" (有) (ari) and "mountain, hill" (山) (yama).

Trivia

 * Shizuku's three sizes are B78(A cup) W55 H82.