Ryou Shirogane

Ryou Shirogane

銀亮
Takashi's younger brother who appeared on planet Galra and rescued Princess Amue. He bears a strong resemblance to his older brother Takashi and made a vow to avenge him. He then kills Sincline in the end at the cost of his own life. It is not known how he ended up on planet Galra. (Source: Wikipedia)
Nakao, Ryusei

Nakao, Ryusei

Japanese