Monmusu Island

Monmusu Island

Pjoy Games · May 22, 2026 · Simulation, Hentai, Sexual Content, City Builder, Casual

Buy Monmusu Island from Steam at $4.99 — the cheapest of 1 store we compare.

PC
Mostly Positive79% · 14
Best price
$4.99
lowest tracked $2.99
Steam Buy at Steam

Prices last checked

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Where to buy Monmusu Island — official stores

Steam
Steam
Standard Edition · Steam
$4.99
Buy

Monmusu Island price by region

Monmusu Island costs $3.29 in Georgia (USD), £4.29 in the United Kingdom, $4.99 in the United States, €4.99 in Europe (EUR), CA$6.49 in Canada, NZ$7.39 in New Zealand, A$7.77 in Australia, R$16.99 in Brazil and zł22.99 in Poland right now.

Cheapest Monmusu Island offer in each region, in local currency
RegionBest priceOfficial storeKey shopStores
Georgia (USD) $3.29 $3.29 — 1
United Kingdom £4.29 £4.29 — 1
United Statesyour region $4.99 $4.99 — 1
Europe (EUR) €4.99 €4.99 — 1
Canada CA$6.49 CA$6.49 — 1
New Zealand NZ$7.39 NZ$7.39 — 1
Australia A$7.77 A$7.77 — 1
Brazil R$16.99 R$16.99 — 1
Poland zł22.99 zł22.99 — 1

Each row is a real price from that region's own stores, not a currency conversion, so the figures are not directly comparable. Switch regions in the header to shop the one you buy in.

Screenshots

About Monmusu Island

Story

On Monmusu Island, a pandemic-based curse has caused the extinction of monsters. Neko from the cat race, Usagi from the rabbit race, and Ushi from the cow race make up the final 3 species of female monsters.The three race has taken the initiative to restore normalcy to Monster Island. They learn ancient magic that allows them to call on outside beings to assist them in finding solutions. They carry out the ceremony and are successful in calling out assistance.MC is a regular person who only engages in daily masturbation and eroge gaming. Although he is incredibly perverted, he is essentially a virgin and has never made love.

Gameplay

Point and Click Adventure in Idle Simulation game!

This game features an idle simulation game where you need to buy and click facilities to upgrade your way for the future island you own!You will need a massive amount of gold, but nothing can be between your dream of getting the harem as big as possible.When your trusted golden hand and wrist got tired, just take off the gloves and the girls will generate gold in your absence, even when offline.Build and upgrade facility for your monster girls and generate lots of gold!

Hire more girls in your farm!

By hiring and gifting the girls with the items you can buy, you can get a private date scenes with all of the girls in the game. 
Currently we have 4 girls that would love to have 6 special date only for you!Collect all scenes of 24 girls and you can become a harem master

Hand-drawn Artworks

Hand-drawn sexual scenes presented in a 2D art style

Monmusu Island — game info

Platforms
Windows
Player modes
Single-player
PC Game Pass
Not included

What Steam players say

Recent verbatim reviews from Steam — separate from playze.io community reviews below.

✦ AI summary

Players appreciate the game's cute character sprites and offline-friendly idle mechanics that require minimal engagement, but most find the core gameplay loop extremely shallow and repetitive, consisting only of waiting for gold to accumulate and purchasing upgrades with little challenge or fail states. The limited content, lack of engaging dialogue, and sparse H-scene variety leave players feeling the game offers little substance beyond its casual aesthetic, with some hoping for meaningful expansions to justify the experience.

Recommended Jul 5, 2026
nice steady idle game.
2 found this helpful
Recommended Jul 5, 2026
great game!
1 found this helpful
Recommended Jul 3, 2026
love the game
1 found this helpful
Recommended Jun 23, 2026
Cute Game. I hope they add more to it, too fast
1 found this helpful
Recommended Jul 15, 2026
loveee art , overall good game
Recommended Jul 7, 2026
hmm, a bit too easy but good enough

Community reviews

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