Announcement Regarding New Products and Renewals for Autumn 2026

Kobayashi Pharmaceutical Co., Ltd. (Head Office: Osaka City, President: Kaichi Toyoda) operates under the slogan "Turning 'I wish I had this' into reality," providing products that create new markets and products with added value. For Autumn 2026, we will launch three main products: "Gyurac," a medication to improve recurrent symptoms of Irritable Bowel Syndrome (IBS); "Nodo-nu-ru Nure Mask Gokujo Kashitsu," a steam mask with the dual effect of a heat pack and humidifying filter to relieve dry throat discomfort; and "Kiribai Neru Toki Decollete Kairo," a warming pack for use during sleep that gently warms the shoulder area. We aim for first-year sales of 190 million yen.

Pharmaceuticals (3 items)

● Gyurac (Quasi-drug)

(Sales Name: Gyurac)

Product Features: A switch OTC drug that improves recurrent symptoms of "Irritable Bowel Syndrome (IBS)" characterized by sudden diarrhea caused by stress or anxiety.

Volume / Manufacturer's Suggested Retail Price (excluding tax): 10 tablets / 1,000 yen

Release Date: September 30

● [Renewal]

Nodo-nu-ru Chintsu Capsule EX (Class 2 Specified-use Drug)

(Sales Name: Chintsu Capsule EX)

Product Features: An oral medication that quickly and effectively works from within the body for severe throat pain and fever, with dual pain-relieving ingredients and the maximum amount*1 of anti-inflammatory ingredient.

Volume / Manufacturer's Suggested Retail Price (excluding tax): 18 capsules / 1,100 yen

Release Date: August 26

*1 Contains the maximum amount according to the manufacturing and marketing approval standards for general antipyretic analgesics. Approval standards are the scope of pharmaceuticals established by the Ministry of Health, Labour and Welfare to improve the efficiency of approval procedures.

● Gohonarse (Class 2 Specified-use Drug)

(Sales Name: Gohonarse)

Product Features: Suppresses inflammation deep in the trachea, normalizes hypersensitive airways, and relieves coughs. A treatment for persistent coughs. Large capacity type.

Volume / Manufacturer's Suggested Retail Price (excluding tax): 36 tablets / 1,600 yen

Release Date: September 16

Skincare (1 item)

● Keshimin Shinto Kesho-sui (Quasi-drug)

Moist / Very Moist / Refreshingly Moist

(Sales Name: Keshimin AP Kesho-sui a / Keshimin AP Kesho-sui b / Keshimin AP Kesho-sui d)

● Keshimin Fukumi Nyu-eki (Quasi-drug)

(Sales Name: Keshimin AP Nyu-eki a)

● Keshimin Cream (Quasi-drug)

(Sales Name: Keshimin AP Cream a)

Product Features: A skincare series that can address spots*.

Triple whitening* approach with deep-penetrating Vitamin C*1.

Volume / Manufacturer's Suggested Retail Price (excluding tax):

・Lotion: Main unit 160mL / 1,200 yen

Refill 140mL / 1,000 yen

・Emulsion: Main unit 130mL / 1,200 yen

Refill 115mL / 1,000 yen

・Cream: 30g / 1,800 yen

Release Date: Natural transition from July

* Suppresses melanin production, preventing spots and freckles. *1 L-Ascorbic Acid 2-Glucoside.

Detergents (2 items)

● Liquid Bluelet Okidake Jokyo EX Fragrance Refill, Freshly Washed Soap Scent

Product Features: A toilet bowl cleaner with 99%*1 sterilization rate that suppresses the formation of black stains around the water line*2, making cleaning easier.

Volume / Manufacturer's Suggested Retail Price (excluding tax): 67mL / 390 yen

Release Date: October 1

*1 Does not sterilize all bacteria.

*2 Black stains do not completely disappear during the usage period. Effectiveness may vary depending on the environment and degree of soiling.

● Liquid Bluelet Okidake Jokyo EX Deodorant Pro Refill, Deodorizing Green Scent

Product Features: A toilet bowl cleaner specifically formulated for the four major toilet odors (fecal odor, urine odor, sewage odor, mold odor). With a 99%*1 sterilization rate, it suppresses the formation of black stains around the water line*2, making cleaning easier.

Volume / Manufacturer's Suggested Retail Price (excluding tax): 67mL / 390 yen

Release Date: October 1

*1 Does not sterilize all bacteria.

*2 Black stains do not completely disappear during the usage period. Effectiveness may vary depending on the environment and degree of soiling.

Air Fresheners/Deodorizers (2 items)

● [Renewal]

Sawaday Fragrance Gel

Product Features: A compact, refillable fragrance gel that fits anywhere. An air freshener and deodorizer that comfortably resets unpleasant odors from rooms to toilets.

Volume / Manufacturer's Suggested Retail Price (excluding tax):

・Lemon (Main unit/Refill)

・Parfum La Mer Noir (Main unit/Refill)

・Parfum Romance Rosé (Refill)

・Lavender (Refill)

140g / Open

Release Date: October 8

● Shokuhin Parfum

Product Features: An air freshener and deodorizer from the Parfum series that can be used in rooms or toilets. Incorporates trendy scents like Peach & Earl Grey to create a sophisticated atmosphere.

Volume / Manufacturer's Suggested Retail Price (excluding tax):

・Peach & Earl Grey

・La France & Freesia

400mL / Open

Release Date: September 10

Hygiene Products (2 items)

● Nodo-nu-ru Nure Mask Gokujo Kashitsu

Product Features: For that "I want to do something about it" dry throat! A warm steam mask with a heat pack (lasts approx. 60 minutes) providing the maximum*1 humidifying amount.

Volume / Manufacturer's Suggested Retail Price (excluding tax): 2 sets / Open

Release Date: September 17

*1 Humidification comparison for the first 60 minutes within the Nodo-nu-ru Nure Mask brand, as of December 2025, based on internal testing.

● [Renewal]

Nightmin Mimi Hagu Time

Product Features: Gently warms the ears to relax* on nights when falling asleep is difficult, with moderate soundproofing for your own healing space*1. The earplugs are now a free-size design, eliminating the need to choose a size.

Volume / Manufacturer's Suggested Retail Price (excluding tax): Main unit 5 days / Open, Refill 7 days / Open

Release Date: October 1

* Blocks surrounding noise and promotes restful sleep. *1 Due to the sound-blocking and warming effects.

Kiribai Kairo/Onnetsu (1 item)

● Kiribai Neru Toki Decollete Kairo

Product Features: By applying it to the décolleté, it gently warms the shoulders and décolleté area, which are usually difficult to warm, providing a comforting sensation that relaxes the mind. A warming pack for use during sleep.

Volume / Manufacturer's Suggested Retail Price (excluding tax): 8 sheets (4 uses) / Open

Release Date: September 24

*Release dates, package designs, prices, etc., are subject to change.