Because this is a fan-game/mod, it exists in a legal gray area. The original Silly Girls Quest was freeware. Here is the standard process as shared on the Japanese indie forums (Famitracker, 2channel archives):
Warning: The "Extra Quality" patch increases the game size from 200MB to roughly 1.2GB. Ensure you have space.
“Izakaya” means Japanese pub. “Yottyann” (possibly よっちゃん) is a nickname. Izakaya Yottyann could be: silly girls quest v120 izakaya yottyann extra quality
Important: I could not find a verified creator or game publisher using this exact name. It is likely a fan tag, not an official studio.
The consensus on niche forums like Ultra Share and RPGMaker.net is overwhelmingly positive. Because this is a fan-game/mod, it exists in
Our Verdict: If you have never played Silly Girls Quest, start with vanilla v120 (without Yottyann). Once you appreciate the base difficulty, install the Izakaya mod for a second playthrough. The Extra Quality is optional; use it if you have a large monitor and dislike pixelation.
Before dissecting the v120 update, let’s rewind. Silly Girls Quest (often abbreviated SGQ) is a fan-made title built on RPG Maker VX Ace. The premise is deceptively simple: a group of clumsy, underleveled heroines must navigate a labyrinthine world filled with trap floors, status ailments, and enemies that hit like trucks. Warning: The "Extra Quality" patch increases the game
The game’s difficulty is its signature. You will die. You will get lost. You will laugh when your party member accidentally eats a poisoned mushroom instead of a healing herb. That “silly” tone is a mask for a hardcore resource management sim.
This mod was initially a separate fan patch, but v120 rolls it into the main executable as an optional toggle at game start.