Nikaidou Shuugo

Nikaidou Shuugo (二階堂修吾) is the coach of Kidokawa Seishuu.

Appearance
Nikaidou has purplish-bluish hair and is a regular-sized adult wearing a white shirt.

Plot
Nikaido helped Endou and the others in episode 20 when they were having a dual match with the Mukata triplets by telling them to stop.

In the end of the match of Raimon vs. Kidokawa Seishuu, he taught the triplets a lesson to work together with the team and not hog the ball all to themselves. Also telling them that Raimon won because they worked together, not only because they have Gouenji as their striker. In the end, he complemented Gouenji that he has grown to become a great player.