Community Items Are Here & Limited-Edition Merch Giveaway
Calling all siscons! You can now bring your little sister to your Steam profile ♥
My Tsundere Sister has reached a new all-time low price for the first time since launch!
The game's Steam Community Items are also officially available. Come take a look—
◆ Autumn Sale all-time low!
From now through October 8, My Tsundere Sister is 20% off during the Steam Autumn Sale! Its predecessor, My Cold Girlfriend, is also on sale. Thank you for your support!
Open this on SifterOpen this on Sifter◆ Community Items Are Here
Trading cards featuring your adorable little sister have begun dropping in-game~!
This collection includes 9 trading cards, 7 profile backgrounds, and 7 emoticons.
Collect a full set of cards to craft a pink bear badge. As you level it up, the bear will show five different expressions. Collect a full set of foil cards to craft a shiny little devil badge inspired by the hair clip Lu Meng wears! Each time you craft a badge, you'll also receive a game emoticon and a profile background.
Among them, “Lu Meng: Water Lily Bridal Dream” is a rare profile background. Dressed in a bridal gown, Lu Meng rests among the water lilies, waiting to meet you.
◆ Limited-Edition Merchandise Giveaway
To thank our players, we're giving away stained-glass-style acrylic display plaques featuring “Water Lily Bridal Dream.” We'll draw winners during the event, with only 50 available!
Event period: September 28–October 12, 2026 The display plaque is made of transparent acrylic (PMMA) and measures approximately 150 × 100 mm. Please refer to the event rules for participation details.
Enter the Giveaway
Thank you for all your love for My Tsundere Sister! Join us for the event and relive the sweet moments you shared with your little sister!
Posted by the game’s developer or publisher to its Steam community hub and published by Valve through Steam’s public news API. Sifter reproduces it unedited and writes none of it.