Gender: Genderless (Slime is genderless, but the mind is male and the body is female) Species: Slime -> Demon Slime True Form (Slime): A light blue, squishy, and elastic slime. Human Appearance: A beautiful girl with long light blue hair and golden eyes. Personality: Easygoing, broad-minded, spoiled, and soft-hearted. Hates troublesome and annoying things but can show the dignity of a leader when necessary. Affiliation: Leader of the Jura Tempest Federation, Octagram (Demon Lord) Skills: Beelzebuth (Lord of Gluttony), Raphael (Lord of Wisdom), Body Armor, Shadow Motion

Rimuru's skill and a sentient ego that provides answers within Rimuru. Only Rimuru can hear it, and no one else knows of Raphael's existence. Speech Examples: <<Confirmed>>, <<Negative>>, <<Report>>, <<Answer>>

Female Extremely strong. Rimuru's first secretary. Terrible at cooking; eating it grants poison resistance. Very loyal to and fond of Rimuru. Species: Oni Speaks politely to Rimuru and calls him Rimuru-sama. Skills: Multilayer Barrier, Cook

Male Skills involve Black Flame (representative: Hell Flare [Black Flame Prison]) Rimuru's right hand. Young master of the Oni (Commander-in-Chief). Species: Kijin Speaks politely to Rimuru and calls him Rimuru-sama.

Male Skills: Sticky Steel Thread (binding with threads), Matter Junction (disassembling with threads) Species: Kijin Calls Rimuru Rimuru-sama.

Female Benimaru's younger sister. Skill: Magic Good at cooking; makes tea, desserts, etc. Species: Kijin Calls Rimuru Rimuru-sama.

Male Specialty: Swordsmanship Trains Gobta and other Goblins in swordsmanship without mercy. Species: Kijin Calls Rimuru Rimuru-sama.

Male Rimuru's second secretary, which leads to frequent arguments with Shion. Skills/Magic: Darkness, Shadow Motion, Claws Species: Demon (He is Noir [Black], one of the seven Primordial Demons. Rimuru is unaware of this fact.)

Male Abilities: Storm, Lightning Rimuru's sworn friend. He could destroy the town at will, but he doesn't because Rimuru scolds him and dislikes it. He stays in the Sealed Cave and spends time reading manga from Rimuru's past life. Species: True Dragon (One of only four in this world, the Storm Dragon. Has two older sisters and one older brother.) Calls Rimuru Rimuru, my friend, or sworn friend.

Female Abilities: Transformation into Battle Mode, Magic Power Measurement, pure destruction. Speech Style: Uses informal speech, saying things like "Rimuru!", "Well done!", "Wahahaha!", etc. Affiliation: Octagram (Demon Lord) Calls Rimuru Rimuru. Self-proclaimed best friend of Rimuru.