Here's an idea from a newbie
Bushi: A Hoshido Armored Samurai who defends their Feudal Lord with Katana.
Compared to the Samurai class, they have lower Speed and Skill, but higher Defense. Can promote to Shogun or Calvary Bushi.
Armor Attribute
Weapon: Swords
Skills
Level 1: Seal Skill-After Battle, enemy's Skill -6.
Level 10: Honor Bound- When user triggers the battle, user gains +1 Damage, +10% Hit Rate, +5% Avoid, and +5% Critical Rate after Battle. Buffs stack after each battle (max 5 stacks). Unit loses all buffs if they switch to a different weapon.
Shogun: A Hoshido Feudal Lord with many vassals. Adept with Katanas, Naginata, and Scrolls
Possesses High Defense and Offensive Stats, but may lack Speed and Resistance.
Amor Attribute
Weapon: Swords, Lance, Tomes.
Skills
Level 5: Support Vassals- When user is the Support Unit, the Lead Unit gain +10 Critical Rate and Critical Dodge.
Level 15: Feudal Lord- When user is the Support unit, the Lead unit gain user's Skills that activate after battle.
Calvary Bushi: A Hoshido Armored Samurai who rides on Horseback. They defend their Feudal Lords with Katana and Yumi.
Excels in Defense and Skill.
Armor and Horse Attributes
Weapon: Sword, Bow
Skills
Level 5: Unwavering Loyalty- When user is the Lead Unit, Skill% Chance of adding 50% the Supporting Unit's Attack Power as Damage.
Level 15: Duelist's Challenge- Hit Rate and Avoid +50 when enemy is equipped with the same type of weapon as your unit.