htoL#NiQ: The Firefly Diary
Developed by Nippon Ichi Software, Inc. · Published by NIS America, Inc.
At a glance
Overview
An adventure, strategy game by Nippon Ichi Software, Inc., published by NIS America, Inc. — single-player.
Steam’s own one-line description: “In the depths of a labyrinthine ruin, a young girl named Mion rises from a deep sleep. Lost, alone, and with no memory of how she got here or where her parents are, she is greeted by two fireflies—one composed entirely of light, and another who lurks among the shadows.” — 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 htoL#NiQ: The Firefly Diary.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | No |
| Co-op | No |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | Yes |
| Partial controller support | No |
| Steam Cloud saves | Yes |
| Steam Achievements | Yes |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- OS *: Windows 10/8.1/7/Vista
- Processor: Intel Core i3-2310M 2.10 GHz
- Memory: 2 GB RAM
- Graphics: Intel HD Graphics Family
- DirectX: Version 11
- Storage: 2 GB available space
- Sound Card: Realtek High Definition Audio
Recommended
- OS *: Windows 10/8.1/7/Vista
- Processor: AMD A10-5800K APU with Radeon™ HD Graphics
- Memory: 2 GB RAM
- Graphics: NVIDIA GeForce GTX 560 Ti
- DirectX: Version 11
- Storage: 2 GB available space
- Sound Card: Realtek High Definition Audio
Supported languages (2)
htoL#NiQ: The Firefly Diary 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 htoL#NiQ: The Firefly Diary?
Steam classifies htoL#NiQ: The Firefly Diary as a Adventure, Strategy game, developed by Nippon Ichi Software, Inc.. In the depths of a labyrinthine ruin, a young girl named Mion rises from a deep sleep. Lost, alone, and with no memory of how she got here or where her parents are, she is greeted by two fireflies—one composed entirely of light, and another who lurks among the shadows.
How much does htoL#NiQ: The Firefly Diary cost?
As of June 2026, Steam lists htoL#NiQ: The Firefly Diary at $1.99. Prices and regional pricing change — check the Steam page for the current figure.
Is htoL#NiQ: The Firefly Diary single-player or multiplayer?
Steam lists these modes for htoL#NiQ: The Firefly Diary: Single-player. It lists a single-player mode.
Is htoL#NiQ: The Firefly Diary on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists htoL#NiQ: The Firefly Diary for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is htoL#NiQ: The Firefly Diary out yet?
Yes — Steam lists a release date of May 18, 2016.
What platforms is htoL#NiQ: The Firefly Diary on?
htoL#NiQ: The Firefly Diary 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 htoL#NiQ: The Firefly Diary single-player or multiplayer?
Steam lists these modes: Single-player.
How much does htoL#NiQ: The Firefly Diary cost?
Steam lists it at $1.99.
Does htoL#NiQ: The Firefly Diary have achievements?
Yes — Steam lists 24 achievements for htoL#NiQ: The Firefly Diary.
Who made htoL#NiQ: The Firefly Diary?
htoL#NiQ: The Firefly Diary is developed by Nippon Ichi Software, Inc. and published by NIS America, Inc..
Where to get htoL#NiQ: The Firefly Diary
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 · official site. Not affiliated with Valve/Steam, NIS America, Inc..