The Idaten Deities Know Only Peace follows the “peace generation” of superhuman deities called Idaten, trained by the veteran Rin, as they confront revived demons threatening humanity after 800 years of tranquility. The series delves into themes of brutal training for evolution, the blurred lines between gods and monsters, and the harsh cost of peace.
This curated collection of 25 key quotes captures iconic moments from battles and training, highlighting character growth and the story’s moral ambiguities.
Do you want to play with me?
Episode 10 (Unknown)
Miku
Playful demon taunt underscores her analytical menace, revealing Idaten vulnerabilities in a tense standoff.
She knew she’d use
Episode Unknown
Meruku
Meruku’s foresight in battle shows demon strategic depth, contrasting Idaten’s raw power reliance.
But I have to wonder how long you’ll be
Episode Unknown
Piscalat
Piscalat mocks foes’ endurance, emphasizing demons’ psychological warfare amid invasion arcs.
She’d thought this through all the way
Episode Unknown
Meruku
Highlights Meruku’s calculated risks, tying to themes of intellect vs brute force in demon-Idaten clashes.
I think it was
Episode Unknown
Ferlandia
Ferlandia’s reflection marks emotional vulnerability, humanizing demons in peace-shattering revival.
We all have a lot of eyes
Episode Unknown
Piscalat
Piscalat’s odd anatomy boast during combat illustrates demon adaptations, challenging Idaten supremacy.
Anything on the fugitive demons?
Episode Unknown
Ysley
Ysley’s inquiry reveals his scholarly drive, pivotal for uncovering demon biology secrets.
What happened to training, huh?!
Episode Unknown
Hayato
Hayato’s frustration post-battle fuels his growth obsession, core to his power-hungry development.
From what Master and Piscalat told us
Episode Unknown
Prontea
Prontea’s briefing shows alliance strains, blending training brutality with demon intel.
He looks pretty different
Episode Unknown
Paula
Paula notes transformation, symbolizing Hayato’s rapid evolution through Rin’s hellish regimen.
Our battle is not defense
Episode 1 (Peacetime)
Demon Leader (Over-M/Obami)
Declares pure invasion intent, shattering Idaten’s peaceful complacency and igniting war.
Now it’s your turn to protect
Episode 3 (Whirlwind)
Rin
Recalls her past, motivating new Idaten; emotional handover emphasizes duty’s generational weight.
I’m sorry, Master!
Episode Discussion (Training Arc)
Ysley
Ysley’s tearful return to Rin marks humility growth, from fleeing scholar to committed warrior.
No single demon can defeat a trained Idaten
Episode 3 (Whirlwind)
Rin
After decapitating Nickel, asserts power gap; reinforces training’s necessity against overconfidence.
Demons possess a mortal biology
Episode 1 (Peacetime)
Hayato (implied from victory)
Hayato’s Gyudo-kill revelation shifts worldview, spurring brutal evolution from peacetime idleness.
You’ve only been using half your weight?
Episode 6 (Training)
Prontea (to Hayato)
Exposes Hayato’s untapped potential, catalyzing density mastery in pivotal growth moment.
The original demons have perished
Episode Unknown (Research Arc)
Ysley
Theory on seal futility questions sacrifices, deepening themes of pointless vigil and hybrid origins.
We need to evolve or die
Episode 2 (The Black South)
Rin (training philosophy)
Rin’s near-fatal punch to Paula embodies survival-through-trauma, Idaten development cornerstone.
Talk is pointless with this one
Episode 1 (Peacetime)
Hayato
Dismisses negotiation, highlighting his impulsive nature evolving into focused destroyer.
Prepare high-speed fighters
Episode 1 (Peacetime)
Obami
Orders escape post-Gyudo fail, shows demon adaptability amid initial setbacks.
Humans, we’ll handle somehow
Episode 5
Demon (Piscalat?)
Rejects killing humans unnecessarily, hints moral complexity blurring god-demon lines.
If you don’t want to kill humans, just run
Episode 5
Unknown Demon
Exposes internal conflicts, connecting to survival drives over pure evil in demon ranks.
One day you will protect the new Idaten
Episode 3 (Flashback)
Rin’s Grandfather
Prophetic words forge Rin’s resolve, emotional backbone for mentoring peace-shattered generation.
Our war is simple invasion
Episode Unknown
Over-M
Strips pretenses, contrasts Idaten duty with demons’ raw conquest theme.
Training has meaning now
Episode 6
Hayato
Post-near-death realization drives relentless growth, embodying series’ evolution-through-pain motif.































