Mon-Musu Master

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App ID	1886150
App Type	Game
Developer	四畳半ファクトリー
Publisher	WASABI entertainment
Franchise	WASABI entertainment
Supported Systems	Windows
Technologies	RPGMaker Engine
Last Changenumber	30909882
Last Record Update	2 September 2025 – 22:41:53 UTC ()
Release Date	23 May 2022 – 07:33:45 UTC ()

❓ 60.17%

32 reviews

In-Game

You can make all Mon-Musu join your team! Create your original party and save the world! A retro black-and-white RPG. Featuring countless Mon-Musu! Fight them, add them to your team, and beat the Dark Lord!

Steam price history

Special Promotion, ends 20 October 2025

Current Price -60% $3.99

Lowest Recorded Price $3.99 at -60% 8 July 2022

Currency	Current Price	Converted Price		Lowest Recorded Price
U.S. Dollar	-60% $3.99	$3.99		$3.99	$3.99 at -60%
Indian Rupee	-60% ₹ 139	$1.56	-60.71%	$1.56	₹ 139 at -60%
Ukrainian Hryvnia	-60% 67₴	$1.60	-59.74%	$1.60	67₴ at -60%
Indonesian Rupiah	-60% Rp 27999	$1.69	-57.62%	$1.69	Rp 27999 at -60%
Vietnamese Dong	-60% 48000₫	$1.82	-54.36%	$1.82	48000₫ at -60%
South African Rand	-60% R 31.60	$1.82	-54.21%	$1.82	R 31.60 at -60%
Chilean Peso	-60% CLP$ 1760	$1.83	-53.91%	$1.83	CLP$ 1760 at -60%
Colombian Peso	-60% COL$ 7400	$1.88	-52.80%	$1.88	COL$ 7400 at -60%
Philippine Peso	-60% ₱115.98	$1.99	-50.06%	$1.99	₱115.98 at -60%
Kazakhstani Tenge	-60% 1076₸	$1.99	-49.90%	$1.99	1076₸ at -60%
South Asia - USD	-60% $2.19	$2.19	-45.11%	$2.19	$2.19 at -60%
Malaysian Ringgit	-60% RM9.40	$2.22	-44.26%	$2.22	RM9.40 at -60%
Uruguayan Peso	-60% $U91	$2.26	-43.24%	$2.26	$U91 at -60%
Russian Ruble	-60% 188 ₽	$2.31	-41.94%	$2.31	188 ₽ at -60%
Thai Baht	-60% ฿75.60	$2.32	-41.83%	$2.32	฿75.60 at -60%
LATAM - U.S. Dollar	-60% $2.39	$2.39	-40.10%	$2.39	$2.39 at -60%
MENA - U.S. Dollar	-60% $2.39	$2.39	-40.10%	$2.39	$2.39 at -60%
Taiwan Dollar	-60% NT$ 74	$2.41	-39.56%	$2.41	NT$ 74 at -60%
Mexican Peso	-60% Mex$ 45.59	$2.47	-38.09%	$2.47	Mex$ 45.59 at -60%
Brazilian Real	-60% R$ 13,68	$2.50	-37.28%	$2.50	R$ 13,68 at -60%
CIS - U.S. Dollar	-60% $2.51	$2.51	-37.09%	$2.51	$2.51 at -60%
Kuwaiti Dinar	-60% 0.78 KD	$2.54	-36.31%	$2.54	0.78 KD at -60%
Peruvian Sol	-60% S/.8.80	$2.55	-35.93%	$2.55	S/.8.80 at -60%
Hong Kong Dollar	-60% HK$ 20.80	$2.67	-32.97%	$2.67	HK$ 20.80 at -60%
Qatari Riyal	-60% 9.99 QR	$2.72	-31.66%	$2.72	9.99 QR at -60%
New Zealand Dollar	-60% NZ$ 4.95	$2.83	-29.01%	$2.83	NZ$ 4.95 at -60%
Norwegian Krone	-60% 28,80 kr	$2.85	-28.45%	$2.85	28,80 kr at -60%
Singapore Dollar	-60% S$4.00	$3.08	-22.79%	$3.08	S$4.00 at -60%
U.A.E. Dirham	-60% 11.60 AED	$3.15	-20.84%	$3.15	11.60 AED at -60%
Canadian Dollar	-60% CDN$ 4.59	$3.27	-18.04%	$3.27	CDN$ 4.59 at -60%
Japanese Yen	-60% ¥ 528	$3.46	-13.20%	$3.46	¥ 528 at -60%
Costa Rican Colon	-60% ₡1840	$3.64	-8.54%	$3.64	₡1840 at -60%
Australian Dollar	-60% A$ 5.80	$3.77	-5.36%	$3.77	A$ 5.80 at -60%
Euro	-60% 3,27€	$3.78	-5.17%	$3.78	3,27€ at -60%
British Pound	-60% £2.87	$3.82	-4.02%	$3.82	£2.87 at -60%
Polish Zloty	-60% 14,39zł	$3.90	-2.07%	$3.90	14,39zł at -60%
Israeli New Shekel	-60% ₪14.78	$4.49	+12.63%	$4.49	₪14.78 at -60%
Swiss Franc	-60% CHF 4.20	$5.22	+30.88%	$5.22	CHF 4.20 at -60%
South Korean Won	N/A	N/A		$2.94	₩ 4200 at -60%
Chinese Yuan	N/A	N/A		N/A
Saudi Riyal	N/A	N/A		$2.34	8.78 SR at -60%

Valve suggested prices are shown on package pages.

Price history

Initializing price history graph…

Click on a currency name to load price history for that particular currency.

Hardware Categories

Full Controller Support

Additional Information

Developer

四畳半ファクトリー

controller_support

full

DLCAvailableOnStore

Yes

ReleaseState

released

Publisher

WASABI entertainment

Store Release Date

23 May 2022 – 07:33:49 UTC ()

osarch

empty string

community_hub_visible

Yes

Social Media

https://discord.gg/NpmtWNbyn8

Primary Genre

RPG (3)

Store Genres

RPG (3)

Steam Release Date

23 May 2022 – 07:33:45 UTC ()

Store Asset Modification Time

26 March 2024 – 20:44:40 UTC () (1711485880)

library_assets

library_capsule	en,ja,zh-cn
library_hero	en
library_logo	en,ja,zh-cn
logo_position ↴
pinned_position	BottomLeft
width_pct	53.91705069124424
height_pct	48.114023097001066

osextended

empty string

name_localized

english	Mon-Musu Master
japanese	モンムスマスター
schinese	魔物娘大师

review_score

review_percentage

Detected Technologies (?)

RPGMaker Engine, NWJS SDK, NodeJS SDK

Steam Deck Compatibility

Steam Deck:
All functionality is accessible when using the default controller configuration
In-game interface text is legible on Steam Deck
This game's default graphics configuration performs well on Steam Deck
SteamOS:
This game runs successfully on SteamOS
category: Verified
steamos_compatibility: Compatible
test_timestamp: 12 June 2024 – 00:00:00 UTC
tested_build_id: 8074353

configuration:

supported_input	other
requires_manual_keyboard_invoke	0
requires_non_controller_launcher_nav	0
primary_player_is_controller_slot_0	0
non_deck_display_glyphs	0
small_text	0
requires_internet_for_setup	0
requires_internet_for_singleplayer	0
recommended_runtime	proton-stable
requires_h264	0
requires_voice_files	0
gamescope_frame_limiter_not_supported	0
hdr_support	0

restricted_countries

CN,DE,SA

China,

Germany,

Saudi Arabia

Content Descriptors

Some Nudity or Sexual Content (1), Adult Only Sexual Content (3), Frequent Nudity or Sexual Content (4), General Mature Content (5)

controllertagwizard

Yes

First seen on SteamDB

23 January 2022 – 11:27:13 UTC (), in changelist #13739397

Content Descriptors (Including DLC)

Some Nudity or Sexual Content (1), Adult Only Sexual Content (3), Frequent Nudity or Sexual Content (4), General Mature Content (5)

Supported Languages

3 Languages	Interface	Subtitles
Japanese	Yes	Yes
English	Yes	Yes
Simplified Chinese	Yes	Yes

Assets

Load all asset images 🔞

clienticon

61dfffdd43f0fd8d8b82159a0de3cae8acd4d328

clienttga

b33432dda0208d6b974f5e6f3399c9f62fdbf476

icon

7e1bb6cd9cf71b8b28f7038bbb5cb8197bc8a136

logo

c97a19916820382146e24c1277188490a45e3adc

logo_small

c97a19916820382146e24c1277188490a45e3adc_thumb

small_capsule

english	capsule_231x87.jpg
schinese	capsule_231x87_schinese.jpg
japanese	capsule_231x87_japanese.jpg

header_image

english	header.jpg
schinese	header_schinese.jpg
japanese	header_japanese.jpg

library_assets_full

library_capsule ↴
image/english	library_600x900.jpg
image/japanese	library_600x900_japanese.jpg
image/schinese	library_600x900_schinese.jpg
library_hero ↴
image/english	library_hero.jpg
library_logo ↴
image/english	logo.png
image/japanese	logo_japanese.png
image/schinese	logo_schinese.png
logo_position/pinned_position	BottomLeft
logo_position/width_pct	53.91705069124424
logo_position/height_pct	48.114023097001066

Assets

main_capsule	capsule_616x353.jpg
small_capsule	capsule_231x87.jpg
header	header.jpg
hero_capsule	hero_capsule.jpg
library_capsule	library_600x900.jpg
library_hero	library_hero.jpg
community_icon	7e1bb6cd9cf71b8b28f7038bbb5cb8197bc8a136.jpg
page_background_path	app/1886150
timestamp	1 September 2024 – 04:50:32 UTC

Trailers

534426 ↴
trailer_name	en_full
trailer_category	0
trailer_480p/video/webm	256927833/movie480_vp9.webm
trailer_480p/video/mp4	256927833/movie480.mp4
trailer_max/video/webm	256927833/movie_max_vp9.webm
trailer_max/video/mp4	256927833/movie_max.mp4
microtrailer/video/webm	1886150/534426/387970cdaa3e087bdc235e124f0aeb31b5ee4907/1751043197/microtrailer.webm
microtrailer/video/mp4	1886150/534426/387970cdaa3e087bdc235e124f0aeb31b5ee4907/1751043197/microtrailer.mp4
adaptive_trailers/0/cdn_path	1886150/534426/387970cdaa3e087bdc235e124f0aeb31b5ee4907/1751043197/dash_av1.mpd
adaptive_trailers/0/encoding	dash_av1
adaptive_trailers/1/cdn_path	1886150/534426/387970cdaa3e087bdc235e124f0aeb31b5ee4907/1751043197/dash_h264.mpd
adaptive_trailers/1/encoding	dash_h264
adaptive_trailers/2/cdn_path	1886150/534426/387970cdaa3e087bdc235e124f0aeb31b5ee4907/1751043197/hls_264_master.m3u8
adaptive_trailers/2/encoding	hls_h264
screenshot_medium	256927833/movie.293x165.jpg
screenshot_full	256927833/movie_full.jpg
all_ages	false
is_highlight	true
timestamp	1675152361

Mon-Musu Master

Steam price history

Price history

Tags

Categories

Hardware Categories

Additional Information

Supported Languages

Assets