Naisho H 4~ inran oanechan ni natte shota to asobou~ RJ01118416 Save Data



This is the fourth installment of the “Naiso Etch” series, in which a big sister and a shorty have sex without telling their families or others!
This time, the first female protagonist is a perverted big sister who is a shotakon and teaches the boys naughty things.
There is no connection between the stories in the series.

What kind of game?

This is a modern day Oneshota RPG without combat.
It is still a summer vacation story, but there is no time limit, so you can enjoy it leisurely.

In this title, we have prepared the parameters of “Knowledge, Cleanliness, and Sexual Desire”.
While raising your sister, you can interact with the two boys and do naughty things with them.
However, there is also a “degree of alertness”, so be careful of their family!

Highlights of sex!

Specializing in situations where you teach your shota to do naughty things!
And sex can be inside or outside the house.
Let’s do it in the shade of a tree or in a private room of a public restroom.
(*This title does not have the “sex anywhere” feature.

The sex scene changes dramatically depending on the amount of “libido”.
In this title, you can take off your clothes, and there are different sex scenes for “clothed, underwear, and naked”!

You can also have sex with mob boys in town!
Become a kinky big sister!

Character Introductions

The main character is the sister of a bad shotacon.

Installation Save Data

How To Insert Data ?
After unzipping, please overwrite the relevant data with the file of the same name in the folder where you installed “Naisho H 4~ inran oanechan ni natte shota to asobou~ RJ01118416” and use it.

Download Save Data

Download game for free at