"Ah arigato" Kishiko said softly surprised more than anything she thought the roof was abandoned and honestly did not see the person already there.  "Im glad you like sorry if I bothered you was just looking for a empty place to sing. she said with a small bow in order to apologize.  "Ah how rude I forgot to introduce myself my name is Kishiko Tachibana its a pleasure to me you." She added while looking at her guest and impromptu audience which in all honesty was not meant to happen.