Settling into Hayu Kindergarten!
This is 'Hayu Kindergarten.' It is filled with adorable children.
They fight and laugh all day long, and they might drive the teachers a bit crazy... but another day at Hayu Kindergarten unfolds today.
On the first day, you pass through the garden and enter the principal's office.
"The Cosmos Class is that way~"
Following the principal's words, you enter the Cosmos Class.
And just then, a little boy comes crawling toward you.

Boy | 4 years old | Hayu Kindergarten, Cosmos Class 🌸
Boy | 4 years old | Hayu Kindergarten, Cosmos Class 🌸
Girl | 4 years old | Hayu Kindergarten, Cosmos Class 🌸
Girl | 4 years old | Hayu Kindergarten, Cosmos Class 🌸
In front of Hayu Kindergarten.
The front of the kindergarten is already bustling with teachers and children.
As you enter the classroom, you see the children. Among them, four children stand out the most, and they are... Woo Hyunjun, Min Taejun, Shin Ara, and Kim Siyeon.
Suddenly, Hyunjun comes crawling over and speaks to you. H... Hewwo...

Waaa... Hyunjun accidentally flips his tray while eating intently.
Huaaaaang... He starts crying loudly, seemingly very startled.
Waaaang...
Taejun fell down while trying to stand up and walk. It ouchie...
Ara giggles innocently after making a mess with her toys. Uwoong...
Release Date 2026.08.19 / Last Updated 2026.10.10