A collaboration product between the VTuber and virtual livestreamer group “Nijisanji” and Lotte’s portable hand warmer “Hokaron” will go on sale nationwide starting September 7, 2026.

This limited-edition product features original episodes starring four streamers that can be listened to by scanning the QR code on the inside of the package.

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Overview of the Nijisanji “Hokaron” Collaboration Products

Lotte Co., Ltd. has announced the release of collaboration products between the portable hand warmer “Hokaron” and “Nijisanji.”

The products include the “Nijisanji Hokaron Mini 8P” and “Nijisanji Hokaron Stick-On Mini 8P”—both featuring Nijisanji-exclusive packaging.

*This is a collaboration package version of the standard Hokaron product; it is not “Hokaron Warm MOIST” or “Hokaron Warm DRY.”
*A limited-edition product available only this winter

Nijisanji “Hokaron” Original Episodes

Scan the QR code on the inside of the package to listen to original episodes featuring four Nijisanji streamers online.

The four participants are Kanou, Kuzunoha, Saki Sasaki, and Yuka Shiina, and there are a total of four episodes featuring content available exclusively here. The package lists listed as “Exclusive Original Voice Clips.”

*Please be careful not to damage the QR code when opening the package

Differences Between the Two Types of Nijisanji “Hokaron”

The non-adhesive type and the adhesive type differ in temperature and usage.

The non-adhesive type has a higher maximum and average temperature, and both types last for 9 hours.

*Do not use the non-adhesive type directly on the skin
*Do not apply the adhesive type directly to the skin
*To prevent low-temperature burns, be sure to check the instructions on the back of the product

Nijisanji “Hokaron” Collaboration Product FAQs

When will the collaboration products go on sale?

They will go on sale nationwide starting September 7, 2026.

What is the price?

The price is open-ended, with an estimated retail price of around 437 yen (tax included).

How do I listen to the original episodes?

Scan the QR code on the inside of the product packaging to listen online. There are a total of 4 episodes featuring Kanade, Kuzuha, Saki Sasaki, and Yuka Shiina.

What’s the difference between the two types?

There is a non-adhesive type and a sticky type; their maximum and average temperatures differ. Both last for 9 hours.

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Please check the official website for details.
*Please note that the information in this article may be out of date. We apologize for the inconvenience, but please check the official website for the latest information.

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