Skip to content
Enter Submit to view all results. Ctrl+Enter View and filter in instant search.
Close ×
Search powered by Algolia

Sleepy sister's friend

Wishlist Follow Ignore Install Unwatch Watch
App ID 3706440
App Type Game
Developer
Publisher Uzura Studio
Supported Systems Windows
Technologies ClickTeamFusion Engine
Last Changenumber 29537606
Last Record Update 12 June 2025 – 21:58:46 UTC ()
Release Date 29 May 2025 – 07:01:26 UTC ()
❓ 62.51%
5 reviews
0
In-Game

My sister's classmate Nanami, a senior in college, came to visit us. Nanami got sleepy and somehow fell asleep in her brother's room. The main character's brother tries to touch Nanami.

Additional Information

Developer Uzura Studio
ReleaseState released
Publisher Uzura Studio
Store Release Date 29 May 2025 – 07:01:28 UTC ()
osarch 64
community_hub_visible Yes
Primary Genre Simulation (28)
Store Genres Simulation (28)
Steam Release Date 29 May 2025 – 07:01:26 UTC ()
Store Asset Modification Time 8 May 2025 – 07:07:49 UTC () (1746688069)
library_assets
library_capsuleen
library_heroen
library_hero_bluren
library_logoen
library_headeren
logo_position ↴
pinned_positionBottomLeft
width_pct100
height_pct100
osextended empty string
name_localized
japanese妹の友達が俺の部屋で寝てしまった時のシミュレーション
Detected Technologies (?) ClickTeamFusion Engine
restricted_countries CN,DE
China, Germany
Content Descriptors Some Nudity or Sexual Content (1), Adult Only Sexual Content (3), Frequent Nudity or Sexual Content (4), General Mature Content (5)
controllertagwizard Yes
First seen on SteamDB 27 April 2025 – 23:03:12 UTC (), in changelist #28696700
Content Descriptors (Including DLC) Some Nudity or Sexual Content (1), Adult Only Sexual Content (3), Frequent Nudity or Sexual Content (4), General Mature Content (5)

Supported Languages

2 Languages Interface Full Audio Subtitles
English Yes Yes
Japanese Yes Yes

Tags

🖥️ Simulation 🍑 Nudity 📚 Visual Novel 👆 Clicker 🧸 Cute 🌫 Atmospheric 👩 Female Protagonist 👤 Singleplayer 🔞 Sexual Content

Categories

Single-player Family Sharing Steam is learning Adult Only

Accessibility Categories

Playable without Timed Input

Assets

Load all asset images
clienticon e81057cecfbbcba72acc351695d2b8364969eac1
clienttga bfc62222874a99b4d1d8eab612286a904b30e4dd
icon 51abcca2b94960d7272ae4ae8afbde0db27fa8f3
small_capsule
english3ddcfcb730916ac56b7124afe63f4ef84b978457/capsule_231x87.jpg
header_image
english68dc1a088f1dbf86c8f4fcc4eed7c8d25e7b3e81/header.jpg
library_assets_full
library_capsule ↴
image/englisha858f8d73ebe18b9515a546b6d3bf6323498eb0d/library_600x900.jpg
image2x/englisha858f8d73ebe18b9515a546b6d3bf6323498eb0d/library_600x900_2x.jpg
library_hero ↴
image2x/english0add77e5d094687bd37aaf32358096e04dfc778d/library_hero_2x.jpg
image/english0add77e5d094687bd37aaf32358096e04dfc778d/library_hero.jpg
library_hero_blur ↴
image/english0add77e5d094687bd37aaf32358096e04dfc778d/library_hero_blur.jpg
library_logo ↴
image/english94d89c8f3d7c3265b776741f32805042528f9144/logo.png
image2x/english94d89c8f3d7c3265b776741f32805042528f9144/logo_2x.png
logo_position/pinned_positionBottomLeft
logo_position/width_pct100
logo_position/height_pct100
library_header ↴
image/english68dc1a088f1dbf86c8f4fcc4eed7c8d25e7b3e81/library_header.jpg
image2x/english68dc1a088f1dbf86c8f4fcc4eed7c8d25e7b3e81/library_header_2x.jpg
Assets
main_capsule70fccdeb126126903c7c1d26639dbdf24e9ad48d/capsule_616x353.jpg
small_capsule3ddcfcb730916ac56b7124afe63f4ef84b978457/capsule_231x87.jpg
header68dc1a088f1dbf86c8f4fcc4eed7c8d25e7b3e81/header.jpg
page_background7cad34eff5588a74d1fb07ebccf1abd59a31a63b/page_bg_v6.jpg
hero_capsulecd430903c8abbbb7a016ec3755fbad3d573d335b/hero_capsule.jpg
hero_capsule_2xcd430903c8abbbb7a016ec3755fbad3d573d335b/hero_capsule_2x.jpg
library_capsulea858f8d73ebe18b9515a546b6d3bf6323498eb0d/library_600x900.jpg
library_capsule_2xa858f8d73ebe18b9515a546b6d3bf6323498eb0d/library_600x900_2x.jpg
library_hero0add77e5d094687bd37aaf32358096e04dfc778d/library_hero.jpg
library_hero_2x0add77e5d094687bd37aaf32358096e04dfc778d/library_hero_2x.jpg
community_icon51abcca2b94960d7272ae4ae8afbde0db27fa8f3.jpg
page_background_pathapp/3706440
raw_page_background7cad34eff5588a74d1fb07ebccf1abd59a31a63b/page_bg_raw.jpg
timestamp29 May 2025 – 07:01:27 UTC
Trailers
257132424 ↴
trailer_nameGame Play
trailer_category1
trailer_480p/video/webm257132424/movie480_vp9.webm
trailer_480p/video/mp4257132424/movie480.mp4
trailer_max/video/webm257132424/movie_max_vp9.webm
trailer_max/video/mp4257132424/movie_max.mp4
microtrailer/video/webm3706440/880379/e15209a8a0018da98e11c287249ffd623f289aab/1750426095/microtrailer.webm
microtrailer/video/mp43706440/880379/e15209a8a0018da98e11c287249ffd623f289aab/1750426095/microtrailer.mp4
screenshot_medium257132424/2f12572d0c93950333a873fe1ebd22a83de7f19e/movie_600x337.jpg
screenshot_full257132424/2f12572d0c93950333a873fe1ebd22a83de7f19e/movie_full.jpg
trailer_base_id880379
all_agesfalse
is_highlighttrue
timestamp1747343568

Store Packages

SubID Name Billing Type Last Update
1304955 Sleepy sister's friend Store or CD Key 14 July 2025 – 17:02:32 UTC

Own a package that is not listed here? Use our token dumper program for our bot to get access.

Want to highlight which packages you own? Install our browser extension.

SteamDB does not own Sleepy sister's friend
Gift the game to our bot to improve our data
Developer? Send us a key for complete data coverage
Open link