我的傲娇妹妹 MY TSUNDERE SISTER

Developer: SuiKa Soft
Publisher: LoveStoryProject
Released: Aug 11, 2026
Steam reviews: 67% of players recommend it, from 419 reviews — Steam calls that “Mixed”
Tags: AdventureCasualRPG

On Linux, Steam Deck and Steam Machine

Deck PlayableSteam Machine: VerifiedSteamOS Compatible

Valve rates it Playable on Steam Deck. Valve rates it Verified on Steam Machine. Valve marks it SteamOS Compatible.

Deck rating: Valve · Steam Machine, Steam Frame and SteamOS ratings: Valve · Compare 2,053 games · Every game Valve rated for Steam Machine

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Where to buy

Steam

Buy on Steam

Compare elsewhere:GOG ↗Epic ↗

Price & availability

Cheapest it’s ever been

Best price now

$1.59−20%

at Steam→

Lowest ever

$1.59

at Steam · 9/25/2026

Real recorded prices & subscription data via IsThereAnyDeal.

What owning this involves

Cloud saves · The store backs this game's saves up. That cover ends if your account does.From the store listing

Only what the store discloses. Nothing listed here means the store disclosed nothing — not that there is nothing to disclose.

Features

Single-player
Steam Achievements
Custom Volume Controls
Mouse Only Option
#category_playable_at_your_own_pace
Playable without Timed Input
Save Anytime
Steam Cloud
Family Sharing

From the game's Steam store page.

Languages

Simplified Chinese · full audio
English

Steam lists 2 languages, 1 with full audio.

Age rating & content

DEJUS 12 · Conteúdo sexual Linguagem imprópria ViolênciaThe rating board's own rating, as Steam relays it
IGRS 18 · Penampilan Tokoh Penggunaan bahasa KekerasanThe rating board's own rating, as Steam relays it
General Mature ContentSteam's content descriptors, as the developer answered them
Depictions of Online Harassment, Revealing Outfits, Subtle Romantic TensionThe developer's note on the content, from Steam

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About this game

The developer's description, from the game's Steam store page.

https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4622110/extras/94bc305edeb006b841838497825b1cb6.avif?t=1790577915

https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4622110/extras/21c9dc69844d75e1c21346716d87fb25.avif?t=1790577915

TAGS | Tsundere, Sister, Tsundere Sister, Twin Tails, Contrast, MY TSUNDER SISTER, Pure Love, Love, Love Story, Romance, Visual Novel, Gal, Galgame, AVG, Anime, Beautiful Girl, LSP, Beautiful Woman, Uniform, Young Girl, Cosplay