Eichi Tankyuu Seishitsu- -v1.0- -rj01200699- Updated May 2026

The narrative follows , a "muchimuchi" (plump and curvy) beauty and genius researcher who has almost no interest in anything outside of her scientific studies. The story kicks off when a minor event causes her to realize that others view her body in a sexual light. Intrigued by this physiological and psychological phenomenon, she decides to apply her rigorous scientific methods to research her own body and sexual responses.

(Ｈ？英知？探求性質！), identified by the DLsite product code RJ01200699 , is a Japanese adult exploration and simulation game developed by the circle Guchi Wotabatake (愚痴ヲタ畑). Released as version 1.0, the title translates roughly to "H? Wisdom? Investigative Nature!" and centers on the scientific inquiry into human sexuality through the eyes of a brilliant but socially naive protagonist. Storyline and Premise

A central mechanic involves an invention screen where gathered keywords are combined. This allows Shino to develop new items or "research products" that are necessary to unlock further story beats and different narrative paths. Eichi Tankyuu Seishitsu- -V1.0- -RJ01200699-

The game explores themes of social innocence and the clinical observation of human behavior. It utilizes a variety of scenarios to challenge Shino's analytical mindset, often placing her in situations where her academic curiosity clashes with social expectations.

The developer is recognized for providing detailed updates and long-term support for their projects. For this specific title, several elements define the experience: The narrative follows , a "muchimuchi" (plump and

The title is structured as an where players navigate various environments to progress through Shino's research journey:

Progression relies on visiting different locations to gather "keywords." These are obtained through interactions with the environment and other characters. Investigative Nature

As she explores various locations, Shino begins to "investigate" why her large breasts and body attract so much attention, often displaying a complete lack of initial shame as she exposes herself in the name of data collection. Gameplay Mechanics

While Shino is the central figure, the story includes supporting characters like her mother, Mari. Their interactions help illustrate Shino's singular focus on her scientific objectives versus the social norms of those around her.