rina - is like azusa, although she's the youngest she shows maturity by being perfectionist with their live shows.
haruna - is like mio, doesn't fool around that much with the others but enjoys seeing them doing that..
tomomi - yui!the she giggles and her high pitched voice. she is also like the baby of the group and also learns fast
mami - i think combination of ritsu and and mugi. first of all she is partners in crime to yui same goes with mami to tomo. i said mugi for being quiet with their interviews..haha