100% Orange Juice Wiki
Operation Halloween Costumes
Operation Halloween Costume Icon.png
Halloween Event Exclusive
Unlock Type
Individual Unit
Patch Added
Shop Price
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Operation Halloween Costumes are a set of individual character accessories that were first introduced during the Operation Halloween event in 2019. The accessories are seasonal as they have only been made available during events.

Current Unlock Methods

This accessory's unlock methods vary between characters.

Group 1 - Nanako, Saki, Nath, Tomato and Mimyuu, Tequila, Ceoreparque, Miusaki, NoName, Kae, Kiriko, Mei, Natsumi, Nico, Arthur, Iru, Mira, Cuties, Islay, and Yuuki
Group 2 - Alte, Kyoko, Sherry, and Tsih

  • No current unlock method. (Seasonal Unlock)

Other Information

Past Unlock Methods (Group 1)

Past Unlock Methods (Group 2)

  • During the Operation Halloween event, the accessory could be unlocked by collecting 40 pumpkins, thereby meeting the event goal.


  • The accessory initially cost 100 Halloween Candy Icon.pngHalloween Candy each, before it was changed to use Decoration.pngDecorations during the Tricked Out event.
  • The accessory was initially able to be purchased in the shop at any time of the year, as long as the seasonal Halloween Candy currency was owned. As of January 1 2022, the accessory is no longer available in the Shop, coinciding with the expiration of the Decorations currency.



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Mei 1021 00.png
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  • The Halloween costume accessory for Alte is an in-game recreation of a commission done for Fruitbat discord member Altela by Coffgirl one year before on October 23, 2018. The original post can be seen here.
  • Natsumi's costume is based off Reimu Hakurei from [1]Touhou.

Update History

100% Orange Juice Emoticon 100oj.png V3.9.2

100% Orange Juice Emoticon 100oj.png V2.5

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