
Quick answer — Mami Kawada performed 3 anime themes, including "Gardens" from To Love Ru Darkness 2, "Sora no Mori De" from Please☆Teacher!, "Asu e no Namida" from Please☆Twins!.
Mami Kawada performed the anime theme songs "Gardens" (To Love Ru Darkness 2), "Sora no Mori De" (Please☆Teacher!), "Asu e no Namida" (Please☆Twins!).
Mami Kawada's first listed anime theme is "Gardens", the ending of To Love Ru Darkness 2.