Win Fast

Oiran Hearts

Slots Video Slots Anime Love Asia Female

Anime courtesan setting with dice-controlled wild placement

SlotRanker Score

/ 99

05099

The SlotRanker Score is calculated from the visible data below. It is not affected by affiliate deals, and it cannot be bought.

How this score is built

RTP

96.36%

return to player

Volatility

—

variance

Max win

5,000×

top multiplier

Min bet

$0.20

per spin

Reels

Cluster Pays lines

Player rating

3.8 ★

18 votes

DEMO Play free, no signup

Win Fast

Embed on your site

3.8 / 5

18 ratings

User ratings are shown separately from the Slot Score unless stated otherwise.

Five weighted signals shape the composite. Four context signals refine ties. See how we rate for the full methodology.

Payouts & RTP9/10

RTP 96.36% → 9.0/10

Volatility8/10imputed

imputed medium (unknown) → 8.0/10

Win Potential7.4/10

x5000.00 (5000×) → 7.4/10

Features7.5/10

10 features → 7.5/10

Game Mechanics6.1/10

f=10 r=6 → 6.1/10

Context signals (tie-breakers)

Layout5/10

6x6 → 5.0/10

Bet Flexibility6/10

0.2–200 (×1000) → 6.0/10

Provider Reputation7.3/10

provider avg 7.3 → 7.3/10

Popularity2.5/10

synthetic proxy → 2.5/10

Popularity blends real player search demand (~30 markets) with a catalogue-derived proxy; games without measurable search demand use the proxy alone. Not live play telemetry.

Cite this score

SlotRanker Score: 68 — Oiran Hearts by Win Fast

https://slotranker.com/win-fast/oiran-hearts#score

How to cite

Slot Summary

Select your stake, then let Oiran Hearts resolve its dice-driven wild placements. Win Fast pairs an anime-styled Japanese setting with a cluster game in which wild placement and combined multipliers shape the larger payouts. The dice give its courtesan theme a distinct, chance-led rhythm.

How It Plays

Connected matching symbols form paying groups. After a successful group is removed, replacement symbols fall into the spaces, allowing the same paid round to continue through further winning arrangements.

Wilds substitute for ordinary symbols but cannot stand in for scatters. When multiplier-bearing wilds contribute to a paying group, their values combine, making their position within that group relevant to its award.

Bonus & Free Spins

Three or more scatters trigger free spins. The triggering scatter count also affects the number of dice rolled during the round, so the entry result changes more than simply whether the bonus begins.

Spec sheet

Oiran Hearts at a glance.

Identity

Slot nameOiran Hearts

StudioWin Fast

Released6/30/2025

Math

SlotRanker Score68

RTP96.36%

Max win5,000×

Bet range$0.20 – $200.00

Player rating3.8 / 5 · 18 votes

Format

Reels6

PaylinesCluster Pays

Layout6x6

Features

Themes

Expected average based on this slot's 96.36% RTP — individual sessions vary with volatility.

Bet per spin

Spins per hour400

Session length (hours)

Cost per hour$2.91

Cost per session$2.91

Estimate only, for entertainment purposes — treat gambling as entertainment, not a way to make money, and set a budget you can afford to lose.

How long could a bankroll last on Oiran Hearts? We simulate thousands of sessions from this game's published RTP and volatility — the long-run math, not a prediction of your next spin.

Bankroll ($)Bet per spin ($)Speed

Volatility tier: Mediumassumed — not published for this slot

Running simulation…

How this works

Each simulated spin either misses or returns a win drawn from a log-normal distribution, with the hit rate and spread set by the slot's volatility tier (Medium). The model is calibrated so the average return equals this slot's published RTP (96.36%), with wins capped at its top multiplier (5,000×).

This is a simplified, parametric model of the game's math — not its real paytable. It exists to make the house edge visible over many sessions, so the numbers above are averages across thousands of runs, never a forecast of one.

This is math, not a prediction. Real sessions vary wildly, and no strategy changes a game's built-in house edge. Play for fun, set limits, and never bet more than you can afford to lose.

Where to play Oiran Hearts

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Compare Oiran Hearts with other games

	Oiran Hearts Score 68This game	Twilight Princess Score 82	Vanessa Score 79	Bikini Queens Dating Score 76	Doki Doki Parfait Score 73
Identity
Studio	Win Fast	Pragmatic Play	SimplePlay	Manna Play	Games Global
Released	6/30/2025	9/26/2023	4/22/2021	1/28/2021	5/10/2022
Math
RTP	96.36%	96.08%	96.07%	97.77%	96.34%
Volatility	—	High volatility	High volatility	Medium/High	High volatility
Max win	5,000×	7,500×	—	2,000×	—
Format
Reels	6	5	5	5	3
Layout	6x6	5x5	5x3	5x3	3x3
Paylines	Cluster Pays	5	30	10	5
Min bet	0.2	0.2	0.05	0.1	0.2
Max bet	200	240	1500	100	100
Features
Progressive	—	—	✓	—	—
Wild symbol	✓	✓	✓	✓	✓
Free spins	✓	✓	✓	✓	✓
Scatter symbol	✓	✓	✓	—	✓
Multiplier	—	✓	—	—	✓
Bonus game	—	—	✓	✓	✓
Respins	—	—	—	—	✓

Every number is shown as a delta against Oiran Hearts.

Comparing against

Oiran Hearts

Win Fast

RTP

96.36%

Max win

5,000×

Score

+ Progressive+ Bonus Game

+ Bonus Game− Scatter

+ Multiplier+ Bonus Game+ Respins

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