Itsukushima (イツクシマ) is a Hunter belonging to the Hunter Guild and is Yume's mentor.
He is known within the Hunters' Guild to be incredibly strict and is aware of this, however shows a soft side to Yume.
Despite being her teacher, he treats her like a daughter. He does seem to dote on her from time to time.
|Haruhiro's||Haruhiro, Mary, Yume, Shihoru, Kuzaku, Ranta?, Moguzo†, Manato†|
|Renji's||Renji, Ron Chibi, Sassa, Adachi|
|Tokkis||Tokimune, Inui, Tada, Mimori, Anna-san, Kikkawa|
|Souma's||Souma, Kemuri, Shima, Pingo, Lilia Sturm, Zenmai, Nino†|
|Typhoon Rocks||Rock, Kajita, Moyugi, Kurou, Sakanami, Tsuga|
|Team Akira||Akira, Branken, Gohho, Miho, Kayo, Tallow|
|Michiki's||Michiki†, Ogg†, Mutsumi†, Hayashi±, Mary±|
|Iron Knuckles||Max, Aidan|
|Wild Angels||Kajiko, Kikuno|
|Others||Hiyomu, Brittany, Choko†, Honen, Kimura, Kuzuoka, Yorozu, Undying King|