tsubobot, kisaragi chihaya, idolmaster, idolmaster (classic), idolmaster 1, highres, 1girl, blue boots, blue hair, boots, brown eyes, closed eyes, closed mouth, collared shirt, cool & sexy (idolmaster), holding, holding microphone, indigo spangle (idolmaster), long hair, long sleeves, looking at viewer, microphone, midriff, multiple views, music, official alternate costume, open mouth, serious, shirt, simple background, singing, skirt, standing, white background, white shirt