Inazuma... The electro nation, known for it's ideals of eternity (I forgor), ruled over by the Raiden Shogun.

new Characters and their traits

[Shuichi: Hydro vision, Bow user, sub DPS, main damage comes from elemental burst and damage is heightened if elemental reaction is triggered]

[Kaede: Hydro vision, catalyst user, support (healer), main healing comes from elemental skill, her elemental burst dealing damage to enemies while healing herself]

[Rantaro: Dendro vision, polearm user, main DPS, main damage comes from elemental skill and physical attack. Damage is amplified if Bloom or hyperbloom is triggered.]

[Tsumugi: Electro vision, Catalyst user, support (buffer), main buff comes from elemental burst to buff ally damage]

[Kirumi: Geo vision, Claymore user, support (shielder), shielding comes from elemental skill to protect allies (cough cough Noelle ahh cough)]

[Ryoma: Cryo vision, Sword user, sub DPS, main damage comes from elemental burst and damage is amplified off screen]

[Korekiyo: Anemo vision, Sword user, support(buffer), buffs allies crit damage after using skill]

[Angie: Pyro vision, claymore user, main DPS, main source of damage comes from skill and elemental burst]

[Tenko: Geo vision, catalyst user, main DPS, main source of damage comes from physical attack with her skill buffing her normal attacks (she punches with elemental powers like Heizou)]

[Gonta: Hydro vision, claymore user, support (shielder), he can provide tough shields with his elemental skill and burst for allies]

[Miu: Pyro vision, bow user, sub DPS, main attack comes from elemental burst and damage is amplified when a vaporize or overload reaction is triggered]

[Kaito: Pyro vision, Claymore user, support(buffer), he can buff allies' elemental mastery with his burst]

[Kokichi: Electro vision, catalyst user, main DPS, his damage relies heavily on elemental damage with his normal attacks, elemental skill and elemental burst.]

[Maki: Cryo vision, bow user, sub DPS, her damage is sourced off her elemental skill and charged attacks]

[Himiko: Pyro vision, catalyst user, support (healer), her main source of healing is dealing damage with her normal attacks, elemental skill and elemental burst to heal her allies]

[K1-B0: Electro vision, sword user, sub DPS, his damage relies on his elemental mastery and damage will be amplified if overload, superconduct and electrocuted is triggered (I forgot dawg)]

yes, Shuichi works with the Tenryou commission with Heizou

Oh, and Kokichi would either be a treasure hoarder or pretend to be a treasure hoarder as a spy for the Tenryou commission

If there's anything you want to modify, please feel free to do so