Holy Grail City
by Azastar
About Holy Grail City
Holy Grail City is an RPG Maker erotic adventure by Azastar, presented in animated 2D CG. It mixes adventure, harem, and humor. It is set in modern-day Japan and follows Reaza Ialeng, a silver-haired, red-eyed company president who investigates strange cases. She is accompanied by Eugen Shimada, a blonde woman, and Dechico Harada, a pink-haired companion. Players can also create a male protagonist with a chosen name and hairstyle for certain events. Gameplay includes sneaking into casinos in bunny outfits, patrolling city streets at night against creeps and supernatural threats, and completing sexual favors tied to secret Dark Grail Missions.
The current build is v1.0.3_MOD1, released on November 21, 2025. Development is ongoing, and the latest update is dated April 17, 2026, adding the English version of the original 1.03 release. It runs on Windows and is available in English and Japanese. The adult content is censored with mosaic.
Developer's description
Set in modern-day Japan, this title follows Reaza Ialeng—a busty, silver-haired, red-eyed company president—as she solves a variety of bizarre incidents. Reaza is joined by the beautiful blonde Eugen Shimada and the pink-haired cutie Dechico Harada. Players can also create their own male protagonist, customizing his name and hairstyle, to take control of during specific events. You’ll infiltrate casinos disguised as bunny girls, patrol the city streets at night to fend off creeps and supernatural entities, and engage in sexual favors as part of top-secret "Dark Grail Missions." Join these three heroines as you take on the darkness swirling beneath the city's surface in this thrilling erotic adventure.
Holy Grail City screenshots
Download Holy Grail City v1.0.3_MOD1
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