Television series
Kono Subarashii Sekai ni Shukufuku wo!
A hikikomori dies badly, wakes up in a fantasy world, and immediately proves useless at heroics — so he and his equally broken party (a useless goddess, a one-trick-pony mage, and a masochist knight) end up hustling for rent money instead of saving anyone. It's slapstick isekai parody: fast, filthy-minded, and gleefully mean to its own genre's clichés.
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Hataraku Maou-sama!2013
The mirror image of Kazuma's problem: a Demon Lord stranded in modern Tokyo, forced to work fast food to survive. Same broke-hero-in-a-strange-world comedy, played with real sweetness underneath the jokes.
But Gentler and less crude than Konosuba — if you came for chaos and vulgarity, this feels almost wholesome by comparison.

Slayers1995no page yet
The 90s ancestor of this whole subgenre — a loudmouth sorceress and her disaster party blast their way through fantasy tropes with the same gleeful disrespect for the genre's seriousness.
But Dated animation and pacing; it's a museum piece next to Konosuba's slicker comic timing.
That Time I Got Reincarnated as a Slime2018
Another reincarnation comedy, but built around building a kingdom rather than tearing one down — warmer, more communal, still funny about the mechanics of a game-logic world.
But Far less cynical and far more power-fantasy — some of Konosuba's satirical bite is simply absent here.

The wildcard
Something you would not have found on your own.
Army of Darkness1992
Both run on the same joke: an ordinary, mouthy coward thrown into a fantasy quest, treated as a hero he absolutely does not deserve to be.
Bruce Campbell's Ash is Kazuma's spiritual ancestor: a smug, cowardly, wildly overconfident nobody who stumbles into a medieval world and mostly survives by accident and one good chainsaw hand.
But Cheap 90s practical effects and horror-comedy gore instead of anime slapstick — the tone is grimier and gorier than Konosuba ever gets.

More like this (5)
Overlord2015
Takes the overpowered-isekai-protagonist joke and plays it almost entirely straight and villainous — a fascinating companion piece if you want to see the premise inverted rather than mocked.
But Much darker and more morally uncomfortable; the comedy is nearly gone, replaced by genuine menace.

Gintama2006no page yet
Same anarchic, fourth-wall-breaking sense of humour and the same trick of undercutting genre nobility with broke, petty, ridiculous characters — just samurai-punk instead of fantasy.
But It's enormous — hundreds of episodes — and the tonal swings between gag comedy and real pathos are even wilder than Konosuba's.
Hai to Gensou no Grimgar2016
Same premise — ordinary people dumped into a game-like fantasy world with no plan — played almost entirely straight, melancholy and quiet where Konosuba is loud.
But Barely any jokes; if you want the comedy engine of Konosuba, this strips it out entirely.

The Good Place2016
Both are comedies about people who absolutely don't deserve their fantastical second chance, fumbling the rules of an afterlife-adjacent world with a squabbling makeshift family.
A dead woman gets an afterlife she doesn't deserve and has to survive its baffling bureaucratic rules alongside a mismatched crew — same structure of undeserving people muddling through a world with rules nobody explained properly.
But American live-action sitcom, warm and philosophical rather than crude — none of Konosuba's horniness or slapstick violence.

Free Guy2021
Same core gag reframed for cinema screens: an unremarkable guy discovers the absurd mechanical rules underlying his world and has to become a hero anyway, badly.
A background character in a video game realises he's an NPC and starts improvising heroics — same comic pleasure of watching someone game-logic-hack a world that was never built to take them seriously.
But Glossy Hollywood blockbuster polish and a much gentler, crowd-pleasing heart than Konosuba's mean streak.

People
Cast
Recommended by
One-Punch Man, Mushoku Tensei: Jobless Reincarnation, That Time I Got Reincarnated as a Slime, Overlord, The Eminence in Shadow, Hai to Gensou no Grimgar, Re:Zero kara Hajimeru Isekai Seikatsu, Hataraku Maou-sama!