1girl, alternate costume, backless dress, backless outfit, blonde hair, brown eyes, butterfly hair ornament, detached sleeves, dress, eyebrows hidden by hair, fairy, fairy wings, hair behind ear, hair ornament, hair ribbon, happy birthday, heart, highres, looking at viewer, nijisanji, nijisanji en, pointy ears, pomu rainpuff, ribbon, sakai eri illustratoreri, smile, upper body, virtual youtuber, white dress, white ribbon, wings
1girl, alternate costume, backless dress, backless outfit, blonde hair, brown eyes, butterfly hair ornament, detached sleeves, dress, eyebrows hidden by hair, fairy, fairy wings, hair behind ear, hair ornament, hair ribbon, happy birthday, heart, highres, looking at viewer, nijisanji, nijisanji en, pointy ears, pomu rainpuff, ribbon, sakai eri (illustratoreri), smile, upper body, virtual youtuber, white dress, white ribbon, wings