Sylphy and the Sleepless Island

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App ID	1342040
App Type	Game
Developer	Milky Way
Publisher	Kagura Games
Franchise	Kagura Games
Supported Systems	Windows
Technologies	RPGMaker Engine
Last Changenumber	29445701
Last Record Update	8 June 2025 – 12:27:43 UTC ()
Release Date	9 October 2021 – 04:00:19 UTC ()

❓ 81.46%

177 reviews

In-Game

One day, professional thief Sylphy learns of the mystical and valuable artifact of the Kingdom of Diezel, but the mission goes sideways and she ends up robbing the island of its night! She has one week to right her wrongs in this action-filled RPG!

Additional Information

Developer

Milky Way

ReleaseState

released

Publisher

Kagura Games

Store Release Date

9 October 2021 – 04:00:28 UTC ()

osarch

empty string

community_hub_visible

Yes

Social Media

https://discord.gg/kaguragames
https://www.facebook.com/KaguraGames/
https://x.com/intent/follow?screen_name=KaguraGames
https://www.youtube.com/c/KaguraGames?sub_confirmation=1

Primary Genre

Indie (23)

Store Genres

Action (1), Adventure (25), Indie (23), RPG (3), Simulation (28)

Steam Release Date

9 October 2021 – 04:00:19 UTC ()

Store Asset Modification Time

8 June 2025 – 12:27:04 UTC () (1749385624)

library_assets

library_capsule	zh-cn,en,ja
library_hero	en
library_logo	en,ja,zh-cn
logo_position ↴
pinned_position	BottomLeft
width_pct	41.09938524785537
height_pct	78.8792793426041

osextended

empty string

review_score

review_percentage

Detected Technologies (?)

RPGMaker Engine, NWJS SDK, NodeJS SDK, Vorbis SDK

Content Descriptors

General Mature Content (5)

First seen on SteamDB

2 June 2020 – 22:00:48 UTC (), in changelist #8594996

Content Descriptors (Including DLC)

General Mature Content (5)

Supported Languages

3 Languages	Interface	Subtitles
English	Yes	Yes
Japanese	Yes	Yes
Simplified Chinese	Yes	Yes

Assets

Load all asset images

clienticon

d75709f327ed19e3cd3d09f65a9e65fe76f1be65

clienttga

275546f01cd4afbf3397674e3f4a912c303f184d

icon

1a121b9e43b35b6dd9777ba9e1a0b9c3cc7280bb

logo

d4622dabc88c70c9d66f59076250cf319085f368

logo_small

d4622dabc88c70c9d66f59076250cf319085f368_thumb

small_capsule

english	capsule_231x87.jpg
japanese	capsule_231x87_japanese.jpg
schinese	capsule_231x87_schinese.jpg

header_image

schinese	header_schinese.jpg
english	header.jpg
japanese	header_japanese.jpg

library_assets_full

library_capsule ↴
image/schinese	library_600x900_schinese.jpg
image/english	library_600x900.jpg
image/japanese	library_600x900_japanese.jpg
image2x/schinese	library_600x900_schinese_2x.jpg
image2x/english	library_600x900_2x.jpg
image2x/japanese	library_600x900_japanese_2x.jpg
library_hero ↴
image/english	library_hero.jpg
library_logo ↴
logo_position/pinned_position	BottomLeft
logo_position/width_pct	41.09938524785537
logo_position/height_pct	78.8792793426041
image/english	logo.png
image/japanese	logo_japanese.png
image/schinese	logo_schinese.png
image2x/english	logo_2x.png
image2x/japanese	logo_japanese_2x.png
image2x/schinese	logo_schinese_2x.png

Assets

main_capsule	capsule_616x353.jpg
small_capsule	capsule_231x87.jpg
header	header.jpg
page_background	page_bg_generated_v6b.jpg
hero_capsule	hero_capsule.jpg
library_capsule	library_600x900.jpg
library_capsule_2x	library_600x900_2x.jpg
library_hero	library_hero.jpg
community_icon	1a121b9e43b35b6dd9777ba9e1a0b9c3cc7280bb.jpg
page_background_path	app/1342040
raw_page_background	page_bg_raw.jpg
timestamp	8 June 2025 – 12:27:38 UTC

Trailers

256854356 ↴
trailer_name	Sylphy and the Sleepless Island EN
trailer_category	0
trailer_480p/video/webm	256854356/movie480_vp9.webm
trailer_480p/video/mp4	256854356/movie480.mp4
trailer_max/video/webm	256854356/movie_max_vp9.webm
trailer_max/video/mp4	256854356/movie_max.mp4
microtrailer/video/webm	1342040/406264/30699bb2fd2750ae9af7819297595c3d655ea249/1751224096/microtrailer.webm
microtrailer/video/mp4	1342040/406264/30699bb2fd2750ae9af7819297595c3d655ea249/1751224096/microtrailer.mp4
screenshot_medium	256854356/movie.293x165.jpg
screenshot_full	256854356/movie_full.jpg
trailer_base_id	406264
all_ages	true
is_highlight	true
timestamp	1633278368

Depots

ID	Configuration	Size	DL.
1342041	Sylphy and the Sleepless Island Content	828.67 MiB	555.53 MiB
1342042	Simplified ChineseSylphy and the Sleepless Island Chinese	209.11 MiB	69.61 MiB
1342043	JapaneseSylphy and the Sleepless Island Japanese	209.28 MiB	69.74 MiB

Total size on disk is 1.22 GiB and total download size is 694.88 MiB.

Total size on disk is 828.67 MiB and total download size is 555.53 MiB, when filtered to Windows, English, no DLC depots.

Branches

Name	Description	Build ID	Time Updated
public		9789295	24 October 2022 – 21:10:39 UTC

Other

Name	Value
privatebranches	1

Sylphy and the Sleepless Island

Additional Information

Supported Languages

Tags

Categories

Assets

Depots

Branches

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