Rule 34 Dev - 10s 1girl bow brown_eyes brown_hair chalkboard female_focus hair_bow heart idolmaster idolmaster_cinderella_girls idolmaster_cinderella_girls_starlight_stage letter long_hair love_letter love_letter_(idolmaster) matching_hair/eyes pina_korata school_uniform serino_itsuki shimamura_uzuki solo wavy_hair|7580427777