popochi fuwa, belle (delicate sunlight) (zenless zone zero), belle (zenless zone zero), wise (soaring crane) (zenless zone zero), wise (zenless zone zero), zenless zone zero, highres, 1boy, 1girl, black dress, blue hair, brother and sister, dress, green eyes, grey hair, grey jacket, hair ornament, holding earrings, jacket, letter hair ornament, looking at another, looking at viewer, official alternate costume, shirt, short hair, siblings, smile, yellow jacket, yellow shirt