luo zi, raku ji, boota (ttgl), kamina (ttgl), nia teppelin, simon (ttgl), yoko littner, tengen toppa gurren lagann, + +, 00s, 2boys, 2girls, black hair, blonde hair, blue eyes, blue hair, brooch, cross-shaped pupils, curly hair, gem, goggles, goggles on head, jewelry, machinery, multicolored hair, multiple boys, multiple girls, red hair, short hair, simple background, size difference, smile, symbol-shaped pupils, two-tone hair, upper body, white background