mamenoki sp, jien (nikke), jien (young) (nikke), maxwell (nikke), maxwell (ordinary mechanic) (nikke), syuen (nikke), syuen (young) (nikke), goddess of victory: nikke, 3girls, aged down, alternate costume, annoyed, bare shoulders, black hair, blonde hair, blush, breasts, collar, dress, embarrassed, hair ribbon, jacket, large breasts, long hair, looking at viewer, looking back, maxwell (ordinary mechanic) (chief researcher) (nikke), multicolored hair, multiple girls, naughty face, orange eyes, photocopier, purple eyes, purple hair, ribbon, short dress, siblings, sisters, sitting, smile, very long hair