Ohhhhohohoho, there are so many RPGs for you to take a look into, I'd go as far as to say 90% fulfilled at least one of those. A few of my favorites (these are general favorites, so pretty much every console got listed here, just pick out the ones for GBA/PS1/SNES/Saturn if the others aren't doable):
-Final Fantasy VI (SNES)
-Mario & Luigi: Bowser's Inside Story (DS)
-Paper Mario: The Thousand Year Door (GameCube)
-Shin Megami Tensei II (SNES)
-Breath of Fire I-IV (I and II on SNES, III and IV on PS1, though IV was recently ported to GOG)
-Fire Emblem: Genealogy of the Holy War (SNES)
-Mega Man X: Command Mission (GameCube/PS2)
-Etrian Odyssey III (DS/Switch/Steam)
-Shin Megami Tensei IV (3DS)
-Muramasa The Demon Blade/Rebirth (Wii, PSV)
-Fate Extra (PSP)
-Final Fantasy V (SNES)
-Shin Megami Tensei: Strange Journey (Redux) (DS, 3DS)
-Persona 4 (Golden) (PS2, PSV, PC, modern consoles iirc)
-Yakuza (PS2)
-Yakuza 2 (PS2)
-Yakuza Kurohyou (PSP)
-Yakuza Kurohyou 2 (PSP)
-Yakuza 3 (PSP)
-Mystic Ark (SNES)
-Ys IV: Dawn of Ys (PC Engine)
-Ys V (SNES)
-Baroque (Saturn)
-Suikoden II (PS1, PC)
-Madou Monogatari (Genesis)
-Waku Puyo Puyo Dungeon (Saturn) (actually got fan translated a few days ago, so you may still see it on the Repo)
-Sakura Wars (Saturn)
-Odin Sphere (PS2, PS3, PSV)
-Fire Emblem: The Blazing Blade (or just Fire Emblem overseas) (GBA)
-Fire Emblem: The Sacred Stones (GBA)
-Persona 2 duology (both originally were on PS1, but the definitive versions are on PSP. Eternal Punishment is the sequel to Innocent Sin)
-Yggdra Union (GBA, PSP)
-Knights in the Nightmare (DS, PSP)
-Disgaea franchise in general
-Phantasy Star IV (Genesis)
-Tales of Rebirth (PS2) (fan translated)
-Tales of Symphonia (GameCube)
-Sailor Moon Another Story (SNES)
-Princess Minerva (SNES)
-Castlevania: Symphony of the Night (PS1, the Saturn version isn't a good port, but I think there's a hack to make it better)
-Castlevania: Aria of Sorrow (GBA)
-Castlevania: Dawn of Sorrow (DS)
-Castlevania: Portrait of Ruin (DS)
-Castlevania: Order of Ecclesia (DS)
-The World Ends With You (DS)
-Mega Man Battle Network franchise (all on GBA)
-Mega Man Star Force trilogy (all on DS)
-Custom Robo: Battle Revolution (or just Custom Robo overseas) (GameCube)
-Custom Robo Arena (DS)
-Golden Sun trilogy (two on GBA, last one on DS)
-Advance Wars franchise (first two on GBA, last two on DS)
-Popful Mail (Sega CD)
-Phantasy Star Portable (PSP)
-Phantasy Star Portable 2 (PSP)
-Galaxy Fraulein Yuna (PC Engine)
-Medabots (GBA)
-Tales of Phantasia (SNES, PS1)
-Ihatovo Monogatari (SNES) (this one's barely even an RPG tbh)
-Magic Knight Rayearth (Saturn)
-Robotrek (SNES)
-Atelier Marie + Elie (PS2)
-Mana Khemia duology (PS2)
-Black Rock Shooter: The Game (PSP)
-Panzer Dragoon Saga (Saturn)
-Skies of Arcadia Legends (GameCube)
-Dragon Force (Saturn)
-Dragon Force II (Saturn)
-Linkle Liver Story (Saturn)
-Princess Crown (Saturn)
-Illusion of Gaia (SNES)
-Brain Lord (SNES)
-Terranigma (SNES)
-Secret of Evermore (SNES)
-Lufia II (SNES)
-Treasures of the Rudras (SNES)
-Final Fantasy IV (SNES)