Synopsis
Nanaha, the earnest and shy woman next door, drops by your apartment every afternoon on her own. What happens there stays between the two of you.
The core is reading her reactions: settle her bashfulness, hunt down the weak points on her body, and open her up one session at a time. Spanking and M-shaped open-leg poses are in there too, and at the end waits the “breeding,” timed for her fertile days. Successful implantation unlocks a swollen belly and mother’s milk.
Not swap-out art: this is “physics touch,” where her breasts sway in real time to your hand and tongue, and every touch draws a different response.
Estimated play time: roughly 1 to 4 hours.
【Please check performance with the trial version before purchasing】
Real-time physics simulation may run slowly depending on your environment.
Please try the trial version first.
Bug reports, support, walkthroughs
https://ci-en.dlsite.com/creator/33359
A Full-Blooded Incremental Mining Section
“Work” is no mere minigame. It is a genuine incremental progression system where you smash ore with your mouse to earn money and shards.
Attack power, crit rate, crit multiplier, and per-ore bonus damage all scale multiplicatively, and unlocked skills bring auto-attack and auto-collection for semi-idle play.
Basic stone → iron ore → volcanic stone → crystal ore → gold ore, all the way up to the enormous “Great Gold Nugget” that shows itself only rarely: hack-and-slash style satisfaction.
And the money and shards you earn become the funding for unlocking training menus and for Nanaha’s rewards (items).
The stronger you get, the deeper the things you can do with her: two systems meshed into a single raising loop.
Main System: H Training Mode
– Hands or Licking, switch anytime; reactions keep flowing as long as you drag. Thrusting is drag-controlled too, so the rhythm is yours
– Sensitivity Shield: two random weak points each session. Right spot, right method, break through, and her sensitivity blows wide open
– Bashfulness Gauge: rush her and it spikes; fill it and she pushes you away, ending the scene, Pat her head to calm her first
– Pleasure Gauge: fill it and she plunges into climax. Ahegao hearteyes squirting
– Four positions: standing / kneeling / from behind
– Five outfits, each with its own undressing sequence and expressions, plus black knee socks
– Cat Dance & Cock-Teasing Dance: Nanaha swings her hips at you on her own
Ejaculation is never a swapped-in still frame. Every drop is dynamic, real-time staging
– Take aim anywhere: face, breasts, belly, and drench her
– Thick, cloudy semen clings to her skin and stays there
– Inside her, aim and fire yourself or leave it to automatic creampies
Plentiful Subsystems, and Conveniences Thought Out to the Last Detail
– A schedule-based simulation where you raise both her Affection and her Lewdness.
– Choose your actions each day and play your cards right so you never miss the evening “Nanaha time”♪
Spend your earnings on a wide range of items: gifts that lift her mood, goods that heat her body up, stamina and virility recovery drinks, and more
Sell the mining shards piled up in your bag for money; stamina and virility potions are there for the make-or-break moments too
An observation notebook that quietly records everything the two of you have built up: creampie volume, touch count, even how many times she has climaxed
– Pool enough semen in her womb on a fertile day and she conceives on the spot. Pouring plenty in the night before works too
– Cross-section view: the moment it reaches her womb, and after implantation.
– Day count and condition during pregnancy show on the status screen.
– Rewards for successful insemination: the “Swollen Belly” skill to shift her into her pregnant form at will, and “Nanaha’s Breast Milk” available daily after implantation.
# A Little Request From Byururu
Illustrations, animation, programming……
Byururu made every bit of it alone, with everything she had!
If the trial version wins you over, your support for the full version would make her so happy
She is still inexperienced, with plenty of places that fall short, so opinions and criticism are very welcome!
Progress goes up on X and Ci-en
X :
https://x.com/byururuSoft
Ci-en:
https://ci-en.dlsite.com/creator/33359
(Text: English / Voice: Japanese)
(English product description provided by the creator.)
| Circle | ビュルルソフト |
| Tags | R18, シミュレーション, 音声あり, 音楽あり, APK, 英語 |
| Price | 1,430円 |
Editorial Review
This is a real-time physics simulation game positioned in the niche intersection of breeding-focused adult games and interactive body-manipulation mechanics—a space that’s exploded in the past three years as smartphone processing power improved. Unlike the dominance of static CG galleries or frame-by-frame animation in this subgenre, the developer has committed to dynamic simulation, where breast and body physics respond directly to player input rather than cycling through pre-rendered poses.
The distinctive pull here is the real-time touch mechanic. Rather than selecting actions from a menu, you’re directly manipulating Nanaha’s body; each location and technique produces different audio and physical responses. This hands-on approach collapses the distance between player intent and character reaction in ways that menu-driven games don’t achieve. Combined with the incremental progression system—gradually breaking down resistance through repeated interactions—and the milestone unlock of pregnancy content (including lactation and belly morphing), the work constructs a complete arc from initial shyness to full reproductive engagement. The inclusion of voice acting and dynamic music underscores production investment beyond typical budget doujin fare.
The Android APK format with English localization signals deliberate targeting of English-language smartphone users, an underserved segment in the adult game space relative to browser or Windows releases.
This appeals directly to players invested in the specific appeal of physics-based tactile interaction combined with breeding narratives and gradual corruption mechanics. Audiences seeking static art galleries or story-driven romance will find this unsatisfying; it’s pure mechanical engagement focused on body response.
A technically ambitious entry in the physics-simulation breeding game niche that justifies its early-access positioning with meaningful simulation over flash. The real-time touch system delivers tactile immediacy that menu-driven competitors struggle to match, though performance variability across devices is a legitimate concern worth testing first.
Official English version available ↓
Get “Deceiving My Niece as “Plush C” on DLsite
English Version → Free TrialJapanese Original
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