This kaiju name generator makes up a city-sized monster for a story or a game: an invented name such as Hururas, what kind of thing it is, how big it is and the place it rises from.
Read the full guide
Name the monster, then size it
Press New kaiju name. Tap a part to lock it, then press again. Lock the place and every press sends up another monster from the same drowned quarry, or keep a name and press until it is as tall as a lighthouse.
What the genre words mean
The Japanese word kaiju translates literally as strange beast. Giant movie monsters were once known as daikaiju, giant monster. A kaijin, strange person, is a distorted human being or humanoid creature. The other kinds in the list are plain animals grown huge, such as a giant newt.
Questions and answers
What does kaiju mean?
The Japanese word kaiju translates literally as strange beast. It is a term used in film and media for a kind of monster film produced in Japan, and for the giant monsters in them.
What is a good name for a kaiju?
This page joins a heavy opening to a short ending: Grumobas, Brakubas, Jubimus. Every name is invented.
What is the difference between a kaiju and a kaijin?
A kaiju is a giant monster. Kaijin translates as strange person and refers to distorted human beings or humanoid creatures. Daikaiju, giant monster, is the older Japanese word for the giant monsters of film.
Are these monsters from films?
No. Each name was searched on Wikipedia and on fan wikis of monster films, shows and games, and a name that matched one, or came within a letter of a famous one, was dropped. Search a name before you publish it.
How this list was compiled: Our own list of 130 invented names, joined by script on 2026-10-03 from a heavy opening, a vowel and a short ending. Screened by script that day against an English dictionary and two lists of real names; GeoNames places of 500 people and up with their alternate names (https://download.geonames.org/export/dump/, CC BY 4.0); every list on this site; a rude-word list; every word of English Wikipedia's articles on the genre and its best-known film series; every word of every page title of 16 fantasy fan wikis, and names one letter from the first word of one; English Wikipedia page titles and a full-text search of English Wikipedia (https://en.wikipedia.org/, CC BY-SA 4.0); and exact page titles on 13 fan wikis of monster films, shows and games (godzilla.fandom.com, ultra.fandom.com, pacificrim.fandom.com, gamera.fandom.com, monsterhunter.fandom.com, pokemon.fandom.com, digimon.fandom.com, powerrangers.fandom.com, kamenrider.fandom.com, dragonball.fandom.com, yugioh.fandom.com, zelda.fandom.com, finalfantasy.fandom.com). 60 candidates were cut (27 taken out on a second reading; 16 a name from published fiction, or one letter from it; 9 found in the text of English Wikipedia; 4 a Wikipedia page title; 2 a real place; 1 a dictionary word; 1 a fan wiki page title), among them Dagora, Borogo, Balagan, Soritor, Dumura, Negira. No list of names is complete, so search a name before you publish it. Licence: own work
Kind: all 18 kinds
Words of the genre 3
daikaijuJapanese daikaiju (大怪獣), giant monster: the older word for the giant monsters of film.
kaijinJapanese kaijin (怪人), strange person: a distorted human being or humanoid creature.
kaijuJapanese kaiju (怪獣) translates literally as strange beast: the giant monster of film.
Plain animals grown huge 15
giant anglerfish
giant armadillo
giant axolotl
giant hermit crab
giant heron
Show all 18 kinds (10 more)
Plain animals grown huge, continued
giant mole
giant newt
giant pangolin
giant sea slug
giant seahorse
giant snail
giant stag beetle
giant starfish
giant tree frog
giant woodlouse
How this list was compiled: 18 kinds. The three words of the genre follow English Wikipedia's Kaiju article (https://en.wikipedia.org/wiki/Kaiju, read on 2026-10-03, CC BY-SA 4.0; a script checked the words behind each line); the plain kinds are our own choice of animals. Licence: own selection; the genre words follow English Wikipedia (CC BY-SA 4.0)
Size: all 21 sizes
A 7
a hundred and twenty meters tall
as tall as a cathedral spire
as tall as a lighthouse
as tall as a radio mast
as tall as a ten-story building
as tall as the cliffs it climbs
as wide as a stadium
B 1
bigger every time it surfaces
Show all 21 sizes (13 more)
F 1
forty meters tall
K 1
knee-deep in the deepest part of the bay
N 1
ninety meters tall
S 1
sixty meters tall
T 8
tall enough to lean on a mountain
tall enough to look into the clouds
tall enough to step over a train
tall enough to wade across the harbor
taller than any tower in the city
three hundred meters tall
too big to see all at once
two hundred meters tall
W 1
with a shadow three streets long
How this list was compiled: Our own list of 21 sizes, written on 2026-10-03: made-up heights and plain comparisons, not measurements of anything. One candidate was cut (on another list of this site): as long as a suspension bridge. Licence: own work
Rises from: all 54 places
A 27
a bubbling swamp
a canyon filled with mist
a cloud that never moves
a coral reef the size of a county
a crack in the harbor floor
a desert that used to be a sea
a drowned quarry
a field of geysers
Show all 54 places (46 more)
A, continued
a glacier that has started to melt
a hole in the middle of the salt lake
a meteor crater
a mountain tunnel nobody finished
a rice terrace after the rains
a rift in the sea floor
a rock pool the tide forgot
a sandbar that appears once a year
a sleeping volcano
a snowdrift that never melts
a thunderhead over the bay
a trench the survey ships missed
a waterspout over the shipping lane
a whirlpool in the strait
an abandoned shipyard
an iceberg the size of a town
an island that was not there last week
an offshore wind farm
an oil-dark tide pool
B 2
the back of an even larger monster
the basement of the science museum
C 4
the caldera of an island volcano
the chalk pits behind the lighthouse
the city's forgotten aquarium
the coal seam under the hills
D 4
the deep end of the old reservoir
the deepest trench in the sea
the drowned forest off the point
the dry dock of a giant ship
E 1
the eye of a typhoon
G 1
the gravel pits by the highway
H 1
the hollow hill behind the school
I 2
the ice caves at the head of the fjord
the ice under the polar station
K 1
the kelp forest beyond the breakwater
L 2
the lake behind the great dam
the limestone caves under the orchard
M 1
the marsh behind the airport
O 1
the old subway tunnels
P 1
the peat bog beyond the last farm
S 5
the sand of an empty beach
the sea beneath the frozen bay
the shadow of an eclipse
the shoals past the last buoy
the steam vents of a sleeping island
U 1
under the city reservoir
How this list was compiled: Our own list of 54 places, written on 2026-10-03 to read after the words "rises from". Checked by script against every list on this site for repeats. 21 candidates were cut (19 on another list of this site; 2 a real place), among them a hot spring, the cold side of the moon, a lake with no bottom on the map, a sinkhole in the salt flats, the fog bank off the cape, a flooded mine. Licence: own work