Adventure, Simulation of living with the girl who breastfeeds

I'm going to live together with my childhood friend Ayaka during the summer vacation.
Ayaka is troubled by her mother's milk production
She is like a little sister, and I want to solve her problem!

Let's raise the friendship to the specified value by 8/31 and aim for the true end!

Open-world-like mission system

You can complete missions in any order you like!
By completing sub-missions, her likability or lewdness will increase.

You can earn by working part-time.
Raising cats.

Easy operation and crispy progress

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You can move the pedestrian.
You can earn, research, talk to the girl, obtain items, etc.
No difficult controls are required, you can also play with only a mouse.