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Game library / Ninon the Upside-Down Mermaid
Ninon the Upside-Down Mermaid
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Steam

Ninon the Upside-Down Mermaid

A fairy-tale otome visual novel about a reverse mermaid princess searching for love, acceptance, and a place where she belongs. Inspired by The Little Mermaid and set in a Victorian-inspired world.

Expected release · To be announced

At a glance

About this game

Core game information and the store records it came from.

Title
Ninon the Upside-Down Mermaid
Content
Game
Expected release
To be announced
Platforms
Windows
Connected stores
1
Steam Steam source details
Store title
Ninon the Upside-Down Mermaid
Product ID
4789210
Developer
Atelier in Wonderland
Publisher
Transparent Games
Store platforms
Windows
Source checked
2026-11-09 09:55 UTC

Open official store page ↗

How you can play

Features and tags

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Store tags

Genres

  • Casual
  • Indie
  • Free To Play

Categories and genres from the Steam store, observed 2026-11-09. Store tags from Steam, as players and the store apply them.

Compare & explore

One game, connected stores

Each store keeps its own prices and observations. We prefer the latest recorded EUR price for Europa. When the displayed currency differs from the store amount, a separate approximate value may use the latest available ECB reference rate.

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Lumiri price context

Recorded price comparison

Matching store titles. One currency. One market.

EUR SE

Lowest recorded amount

Free

Steam

Recorded 20 days ago Over 48 h old

Difference between stores

—

One comparable store. A difference needs another matching store price.

Distance from observed low

At observed low

Steam listing only. Low: Free.

Last seen
Newest included record

1 record is over 48 hours old.

1 included price record from 1 store · 1 linked listing

See the 1 included observation
  • Steam history →Ninon the Upside-Down Mermaid
    Free
    20 days ago · over 48 h old
How this comparison works

Only original EUR amounts recorded for SE and matching titles linked to this game are compared. Edition words and numbers must match. Other editions, source-market fallbacks and currency estimates are excluded.

These are recorded observations. Check the store for the current price, availability and included content. Historical lows belong to the named listing in this market and reflect the history Lumiri GameDB has collected.

Recorded prices

Price history · Steam

EUR observations for market SE. History belongs to the selected store listing; regional prices and taxes may differ.

Historical low observed by Lumiri GameDB: Free, last seen

View 1 recorded prices
  • 2026-10-25 09:55: Free

Prices observed by Lumiri GameDB in EUR.