: The game was built using the Unity engine , allowing it to be ported across multiple platforms, including Android , Windows, Linux, and Mac OS.

(The Proper Way to Raise a Little Sister) is an 18+ visual novel developed by Sis-tears+ that explores the complex dynamics of a protagonist suddenly gaining two new sisters through his father's remarriage. Plot Overview

The Android version is typically distributed as an rather than through official app stores like Google Play due to its adult content.

: A sweet, "brother-loving" girl who is steady and responsible, though she can occasionally be silly and often feels jealous of Kyouka's physical maturity. Gameplay and Features

: Sites like Ryuugames and HentaiApk host the Android files.

: The younger sister and a classic tsundere . She often pretends to dislike the protagonist and is physically more developed, which leads to some rivalry with her sister.

As a visual novel, the gameplay is primarily choice-driven, focusing on building emotional connections and unlocking specific storylines.

: The mobile version typically requires around 480 MB of storage space. Tadashii Shimai no Sodatekata | vndb

The story begins with a life-changing announcement: the protagonist's father is remarrying and bringing home two sisters. For the protagonist, this is the realization of a secret lifelong wish to live with and interact intimately with real sisters. The game follows his journey as he attempts to "dye them in his own color," balancing guidance, affection, and personal desires.

The game features two primary sisters with distinct archetypes: