"Izakaya Yottyann" (written as 居酒屋よっちゃん in Japanese) is the creator circle responsible for "Silly Girls Quest". On DLsite, their profile indicates they create erotic works for adults, often featuring themes of mature women, MILFs, and Japanese traditional clothing (Kimono). The circle has been active since at least 2003, with their Ci-en (a support platform for creators) profile stating their goal is to create single-player games for adults. They also produce other adult games and CG collections, such as "俺のカーチャン" (My Mother) and "甘ふわママのいる生活" (Life with a Sweet, Fluffy Mom).
: This refers to the core title of the digital asset, game modification, community-driven project, or creative archive. In online spaces, "Silly Girls" often denotes specific sub-communities centered around text generation, niche gaming forums, AI roleplay datasets, or indie visual novels. silly girls quest v120 izakaya yottyann verified