Synopsis
The protagonist witnesses indecent behavior on a commuter train one day.
The next day, he spots the same woman and commits an indecent act for the first time.
■A puzzle-based indecent game that requires some thinking.
■Two game modes: Story Mode and Free Mode.
■Story Mode progresses through short stories as you clear the game.
*4 different endings
■Free Mode lets you play just the game portion.
■Clearing Free Mode unlocks bonus CG.
■The gallery allows you to view story scenes and CG.
■Complete the entire gallery to unlock a bonus game.
*Created in 2007
*Please test with the trial version before purchase.





Editorial Review
Indecent GAME occupies a niche corner of early-2000s adult gaming that prioritized mechanical engagement over narrative sophistication—puzzle-driven titles that treated explicit content as a reward system rather than the primary draw. This 3DCG work predates the contemporary visual novel boom, positioning itself firmly in the “game first, story second” camp that defined ALsoft’s output during that era.
What distinguishes this release is its deliberate dual-structure design: Story Mode frames progression through narrative beats tied to a commuter train premise, while Free Mode decouples gameplay from narrative context entirely. This modular approach suggests the developers understood their audience wanted both voyeuristic scenario-building and straightforward mechanical challenge. The puzzle component appears genuinely purposeful rather than perfunctory—the synopsis emphasizes that thinking is required, which differentiates this from menu-driven gallery crawlers that dominated the space. The unlock system (clearing Free Mode to unlock bonus CG, completing the gallery to access a bonus game) creates cascading incentive loops typical of mid-2000s design philosophy.
The production values reflect its 2007 origin point: 3DCG rendering was serviceable but hardly photorealistic, and the train setting feels deliberately constrained—possibly a technical limitation repurposed as thematic focus. Four different endings provide modest replay value, though the synopsis doesn’t clarify how player choice mechanics function within the puzzle framework.
This appeals specifically to players who grew up with adult gaming’s mechanical era and value puzzle-solving engagement alongside explicit imagery, or those researching how Japanese adult games evolved beyond pure visual novel frameworks. The inclusion of a trial version is notably consumer-friendly.
Mechanically sound but historically dated—a functional artifact from when adult games still competed on gameplay depth.
This Week’s Top Rankings:
Related Tags:
adult | Male Audience | 3DCG | facial | Cumshot
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