Endou Daisuke

Endou Daisuke (円堂 大介) was Endou Mamoru's grandfather and the original Inazuma Eleven's coach. When he was hiding his identity, he went under the alias Araya Daisuke (アラヤ・ダイスケ). He was also the coach of Little Gigant and a temporary coach for Raimon (Chrono Stone).