Steam News29 July 202620d ago

Release Date Confirmed: August 12 — Theme Song PV Revealed!

🎀 Calling all imouto fans! —— *My TSUNDERE SISTER* releases on August 12! A heartwarming summer cohabitation story with a pink-haired twin-tailed little sister is about to begin!

In this update2

Full notes

Full 我的傲娇妹妹 MY TSUNDERE SISTER update

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What changed

0 fixes1 addition2 changes0 removals

Gameplay
Store

added*My TSUNDERE SISTER* releases on August 12!Add the game to your Wishlist and don’t miss the launch discount and special giveaways 📦!

changed“The Brother I Hate (Love) the Most”The theme song music video has been uploaded to the store page.

changed“The Brother I Hate (Love) the Most”👉 Please visit the store page to watch it.

我的傲娇妹妹 MY TSUNDERE SISTER changes

addedAdd the game to your Wishlist and don’t miss the launch discount and special giveaways 📦!

changedThe theme song music video has been uploaded to the store page.

changed👉 Please visit the store page to watch it.

🎀 Calling all imouto fans! ——

My TSUNDERE SISTER releases on August 12!

A heartwarming summer cohabitation story with a pink-haired twin-tailed little sister is about to begin!

The game will feature English subtitles at launch (AI-translated orz)

Add the game to your Wishlist and don’t miss the launch discount and special giveaways 📦!

MY TSUNDERE SISTER

📺 Theme Song PV Released ——

“The Brother I Hate (Love) the Most”

Live under the same roof with a red-haired, twin-ponytailed tsundere little sister,

experience her tough-on-the-outside-but-soft-on-the-inside daily care, and unlock summer-exclusive sweetness and heartwarming moments.

The theme song music video has been uploaded to the store page.

👉 Please visit the store page to watch it.

Source

Steam News / 29 July 2026

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