Iku Shiodome

Оригінальне ім’я: 汐留 行

He always feels a bit left out, since he's the youngest one of the group. That feeling even got bigger when he found out he is the only Scorpio out of the group, while the rest of the guys are all Sagittarius. But despite being the 'baby' of the group, his knowledge of the station's history and technical trivia of trains is the largest.