What is the unique ingredient at the core of An四季+ Booster Serum?

The core of the An四季+ Booster Serum is the unique 'AF Rice Ferment Extract', which is extracted using Japan's only traditional pressing method.

Why is the production of An四季+ Booster Serum limited to 3,000 bottles per year?

The production is limited because An四季+ prioritizes delivering the original power of fermentation with minimal loss, choosing a time-consuming and effort-intensive traditional pressing method over mass production.

Where does the AF Rice Ferment Extract used in An四季+ Booster Serum originate from?

The AF Rice Ferment Extract is carefully extracted under the rich natural environment of Tsuruoka City, Yamagata Prefecture, through the cooperation of rice farmers and sake breweries.

What is the significance of the traditional Japanese pressing method used for the AF Rice Ferment Extract?

This method is significant because it is Japan's only traditional pressing method for extracting rice ferment extract, and it respects the original value of fermentation rather than prioritizing mass production efficiency.

What is the brand name of the introductory serum and the company releasing it?

The introductory serum is named 'An四季+ Booster Serum' and is the first product from the skincare brand 'An四季+', released by 株式会社infini (Infini Inc.).

AI News NQ Analysis

Limited to 3,000 bottles per year. Introducing 'An四季+' (Anshiki Plus), a well-aging introductory serum formulated with 'AF Rice Ferment Extract' using Japan's only traditional pressing method.

NQ Score 56/100

Key facts

Limited to 3,000 bottles per year. Introducing 'An四季+' (Anshiki Plus), a well-aging introductory serum formulated with 'AF Rice Ferment Extract' using Japan's only traditional pressing method.
infini launches 'An四季+' introductory serum featuring their proprietary rice ferment extract. Limited to 3,000 bottles per year.
Date: Mon Mar 30 2026 05:11:10 GMT+0900 (Japan Standard Time)

Direct answer

infini launches 'An四季+' introductory serum featuring their proprietary rice ferment extract. Limited to 3,000 bottles per year.

Citation: Limited to 3,000 bottles per year. Introducing 'An四季+' (Anshiki Plus), a well-aging introductory serum formulated with 'AF Rice Ferment Extract' using Japan's only traditional pressing method. (Mon Mar 30 2026 05:11:10 GMT+0900 (Japan Standard Time)), PR TIMES
Source: PR TIMES
Date: Mon Mar 30 2026 05:11:10 GMT+0900 (Japan Standard Time)

AI analysis data is not yet available.

Frequently Asked Questions

Q: What is the unique ingredient at the core of An四季+ Booster Serum?: A: The core of the An四季+ Booster Serum is the unique 'AF Rice Ferment Extract', which is extracted using Japan's only traditional pressing method.
Q: Why is the production of An四季+ Booster Serum limited to 3,000 bottles per year?: A: The production is limited because An四季+ prioritizes delivering the original power of fermentation with minimal loss, choosing a time-consuming and effort-intensive traditional pressing method over mass production.
Q: Where does the AF Rice Ferment Extract used in An四季+ Booster Serum originate from?: A: The AF Rice Ferment Extract is carefully extracted under the rich natural environment of Tsuruoka City, Yamagata Prefecture, through the cooperation of rice farmers and sake breweries.
Q: What is the significance of the traditional Japanese pressing method used for the AF Rice Ferment Extract?: A: This method is significant because it is Japan's only traditional pressing method for extracting rice ferment extract, and it respects the original value of fermentation rather than prioritizing mass production efficiency.
Q: What is the brand name of the introductory serum and the company releasing it?: A: The introductory serum is named 'An四季+ Booster Serum' and is the first product from the skincare brand 'An四季+', released by 株式会社infini (Infini Inc.).