新オヤジリウム is a captivating idle breeding game where you can create your own "Oyajirium" - an aquarium for middle-aged men. With simple gameplay, all you need to do is place food and let the breeding of these quirky characters begin.

Featuring over 60 different types of middle-aged men, you can complete your own Oyajirium and collect them all in your encyclopedia. The game offers a variety of adorable middle-aged men, handsome ones, and even monster-like ones to raise and care for as your pets. From mushroom-like oyajis to animal-themed and fish-themed oyajis, the options are colorful and diverse.

Perfect for passing the time, 新オヤジリウム is a free idle breeding game that can be enjoyed by anyone, including girls. You can also enhance your farm facilities to mass-produce oyajis and aim for the top rankings in horse racing with the oyajis you have raised.

To raise your oyajis, simply follow these steps:

1. Press the "Add New Oyaji" button and wait for a few minutes.

2. Regularly feed the oyajis to help them grow.

3. As time passes, the oyajis will find partners and begin breeding.