Sakura Succubus 5 (Steam key / Region Free)

https://store.steampowered.com/app/1795430/Sakura_Succubus_5/

The fifth instalment of the Sakura Succubus series.
Hifumi is invited to a European country by its Japanophile princess, Stephania, and she brings Hiroki, Hazel, and Marina along with her.
Stephania takes an interest in Hiroki, and a new romance story unfolds.

Activating the steam key

1) You must download and install Steam http://steampowered.com/download/SteamInstall.msi (if not already installed).
2) Create a new account on Steam or go to an existing one.
3) Select "Activate via Steam ..." in the "My Games" section, and enter the key received after payment.
4) After activation, the game will appear in your list of games and you can install it.

Please leave feedback after successful activation of the game.