The guidelines are as follows:

1. We welcome individuals or groups to create derivative works (including cosplay) based on officially released NU: carnival characters, settings, storylines, etc. Businesses/organizations can contact ask-nucarnival@pinkcore.com to discuss collaboration opportunities.

2. Any derivative work created for the purpose of fan entertainment or fan activities must comply with the following terms:
   a. It shall not violate relevant laws and regulations; it shall not infringe upon the lawful rights and interests of NU: carnival or any third parties; it shall not damage the brand image or reputation of NU: carnival.
   b. Intellectual property rights such as trademarks or patents may not be applied for in any country or territory.
   c. The direct use of derivative works is limited to personal non-commercial activities such as printing images for a personal collection, meme creation, creating strategy guides, etc.
   d. The sale of goods is limited to small-scale individual or group activities. The use of official materials, altered, unaltered, copied, traced or otherwise, to create goods for sale is strictly prohibited.

3. The following activities are strictly prohibited:
   a. Creating derivative works that claim to be official or that can be easily mistaken as official.
   b. The sale of goods under the official NU: carnival name.
   c. Use of the NU: carnival trademark in any language without prior consent.
   d. The sale of counterfeit or derivative NU: carnival merchandise (goods identical or similar to official merchandise).
   e. The use of in-game voice acting materials.
   f. The public sharing, in part or whole, of in-game sex scenes (including main story scenes and Intimacy scenes).
   g. Any other activities deemed inappropriate.

4. Product pages for or any related webpages or writings related to unofficial merchandise must abide by the following rules:
   a. Please provide a content warning with all NSFW creations (#R18, contains adult content, etc.) to allow them to be distinguished from SFW creations.
   b. Product pages must clearly indicate the product is "unofficial merchandise".
   c. The use of official materials, altered, unaltered, copied, traced or otherwise, to create goods for sale is strictly prohibited.

These guidelines were published on 03/11/2022. The NU: carnival operations team reserves the right to alter, interpret or terminate these guidelines at any time.

Please send any questions you may have to ask-nucarnival@pinkcore.com.