Named for the author of No Longer Human; his ability (nullifying other powers) reflects the novel's themes of disconnection.
References the real author's short story about a man transforming into a tiger — directly mirrored in his were-tiger ability.
Named for the father of Japanese detective fiction; his ability is built around deduction rather than combat power.
Nearly all major characters are, with abilities tied to a signature work by their real-life namesake — this is a consistent, intentional pattern across the main cast.
No — the show works as a standalone story without that context, but knowing the literary references adds a layer of intentional depth to character introductions that isn't always explained on-screen.