Brigadier General Ren Waters (レン・ウォーター, Ren Uōtā) is a noble from the mainlands currently enlisted in the Frontier Army.
He prefers to lead his army from the rear.
It is said that his rank and achievements are due to his family's influence.
|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, 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|