planetarian ~the reverie of a little planet~
Developed by VisualArts/Key · Published by Sekai Project
At a glance
Overview
A casual game by VisualArts/Key, published by Sekai Project — single-player.
Steam’s own one-line description: “In time for the 10th anniversary since its original release in Japan, planetarian is an engaging and emotional visual novel from legendary game studio, Key. A sub-brand of VisualArts, Key are also famed for creating Kanon, AIR, CLANNAD, Little Busters!, Rewrite, and Angel Beats!” — developer/publisher text via the Steam store page.
Reception & community
Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for planetarian ~the reverie of a little planet~.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | No |
| Co-op | No |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | No |
| Partial controller support | No |
| Steam Cloud saves | No |
| Steam Achievements | Yes |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- OS: Vista or higher
- Processor: 1.2 GHz Pentium 4
- Memory: 128 MB RAM
- Graphics: 800x600
- Storage: 500 MB available space
Supported languages (2)
planetarian ~the reverie of a little planet~ FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is planetarian ~the reverie of a little planet~?
Steam classifies planetarian ~the reverie of a little planet~ as a Casual game, developed by VisualArts/Key. In time for the 10th anniversary since its original release in Japan, planetarian is an engaging and emotional visual novel from legendary game studio, Key. A sub-brand of VisualArts, Key are also famed for creating Kanon, AIR, CLANNAD, Little Busters!, Rewrite, and Angel Beats!
How much does planetarian ~the reverie of a little planet~ cost?
As of June 2026, Steam hasn’t published a price for planetarian ~the reverie of a little planet~. We won’t guess one — check its Steam page.
Is planetarian ~the reverie of a little planet~ single-player or multiplayer?
Steam lists these modes for planetarian ~the reverie of a little planet~: Single-player. It lists a single-player mode.
Is planetarian ~the reverie of a little planet~ on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists planetarian ~the reverie of a little planet~ for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is planetarian ~the reverie of a little planet~ out yet?
Yes — Steam lists a release date of Sep 12, 2014.
What platforms is planetarian ~the reverie of a little planet~ on?
planetarian ~the reverie of a little planet~ is listed for Windows on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is planetarian ~the reverie of a little planet~ single-player or multiplayer?
Steam lists these modes: Single-player.
How much does planetarian ~the reverie of a little planet~ cost?
A current price isn't recorded in our data — check the Steam page.
Does planetarian ~the reverie of a little planet~ have achievements?
Yes — Steam lists 19 achievements for planetarian ~the reverie of a little planet~.
Who made planetarian ~the reverie of a little planet~?
planetarian ~the reverie of a little planet~ is developed by VisualArts/Key and published by Sekai Project.
Where to get planetarian ~the reverie of a little planet~
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data. Not affiliated with Valve/Steam, Sekai Project.