Earth Tribe
Matsuzaka Naoto is no stranger to fights and struggles. He is an great fighter whether he's a Sazer or a human. He's professional fighter, earning a living in the ring, and on a quest to be the strongest. At first he would fight the Gransazers indiscriminately, choosing no sides. After a while and an encounter with Kudou Tenma, he began to respect the Fire Tribe and ressent the Wind Trib for betraying him. He sets off alone, appearing inly to activate the Earth Tribe's Chou Seichin Gun Caesar. Later he would accept the fact that he is not alone and that therest of the Earth Tribe needs him.
Saotome Ran was in mix with the law, and being pursued by Saeki Karin did not help either. In the course of trying to help a friend, she got swept into the war of the Gransazers and realized her potential as one. When she finally accepted her fate, she became one of the more willing and very eager Gransazers. She hangs out a lot with the Fire Tribe, especially Ken, whom she's fond of.
Kamiya Gou is a very dedicated policeman who's dedication to duty to his jurisdiction is sometimes even greater than his dedication to protect Earth. Forced to change due to anger at a suspect who assaulted his senior, he was later calmed down by Tenma before he could have done the suspect more damage. His dedication to justice and strong will made him an instant ally to the Fire Tribe. When not a Sazer, he keeps his neighborhood safe from speeders, including Tenma.
Water Tribe
Famous for being the youngest war photographer ever, Makoto Sorimachi is a proud and headstrong individual, almost as stubborn as Kudou Tenma. In fact, the two started off on the wrong foot. He was lead to Shinkujira Island by a strong sense of destiny. There he met others who were drawn there by the same sense. He became Sazer Gorbion, leader of the Water Tribe and a powerful Gransazer. All he needs now is to trust the other Tribes.
Don't let that angelic face fool you, Ai Uozumi is a determined fighter. When not in the heat of battle she is quiet and friendly. She works as a nurse at the Kyou-Minamidaigaku Hospital, which is the same hospital where Akira Dentsuin does practice. It was also near there that she was revealed and fought against one of the Impacters. She was rescued by Sazer Remls, whom she showed a good deal of appreciation.
Tappei Mikami is your run of the mill, happy -go-lucky, carefree surfer dude. He does accept the responsibility to be a Gransazer. Unfortunately, becoming a Gransazer has been hard for him. It took the training and tutolage of veteran Gransazer, Ryouko, to awaken him. When the going got tough, the tough became a Gransazer. He is friends with Ai, whom he hides his deeper affections from.
The Gransazer Knuckle Riser
