Oomisoka no background.png
Preceding Holiday Next Holiday
Cup Day New Year
Unlocked With
Ikebana (Sushiria Deluxe Refined)

Oomisoka is a holiday that first appears in Papa's Sushiria Deluxe Refined. In aforementioned game, it is unlocked at Rank 121 with Ikebana.



  • Oomisoka is a traditional Japanese celebration that happens on the last day of the year. Activities done on oomisoka are for preparation of a new year.
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