予約受付 “Usakumya Rucksack Mini” will be accepted beginning Friday, April 17, 2026.

Now accepting 予約受付 “Usakumya Rucksack Mini”

The reservation acceptance is:

から 12:00 on Friday, April 17, 2026 to 12:00 on Monday, April 20, 2026.

Series Product List

Example of coordination using products in the series