Argansus Bio Skin Care Sakur Serum, shrink pores, remove acne and skin rejuvenation. Japan Sakura Serum is rich in sakura essence, making the skin as moist and soft as sakura. Sakura enzyme has the effect of shrinking pores balancing water oil, skin rejuvenation and remove acne. Sakura gylosides help the skin resist oxidation of melanin and dilute exixting spots effectively.