(from ebookjapan): Hakodate Troopers, a J2 team from the northern part of Japan, is aiming for promotion to J1. Yoshida, a former Olympic team FW. Former Japan national team defender Iwasumi. And the young, analytical manager, Kamizuka.... These men, of different ages and positions, are fighting for the team and for themselves in a battle that they cannot lose! Includes 3 works: "DF of the number 9"! Yoichi Takahashi's newest work!