A Herbal Match Made in Heaven
Fans of The Apothecary Diaries are in for a special treat! The popular mystery anime, renowned for protagonist Maomao’s deep knowledge of poisons and traditional medicine, has officially announced a collaboration with Tsumura’s famous Wakan Cough Drop series. Given the anime’s thematic focus on herbal remedies, this partnership is a perfect match for the franchise.
Exclusive Visuals and Limited-Edition Prizes
To celebrate the campaign, a brand-new illustration featuring Maomao alongside key herbal ingredients—such as Japanese bellflower, licorice, and refreshing yuzu—has been unveiled. Starting November 2, 2026, fans in Japan who purchase select cough drop products can upload their receipts online to enter a lottery for exclusive merchandise.
A total of 1,500 lucky winners will receive exclusive prizes, including:
- Prize A: Diorama Acrylic Stand featuring newly drawn artwork
- Prize B: Original QUO Card
- Prize C: Exclusive Clear File
Furthermore, every participant who submits an entry will instantly receive one of three digital smartphone wallpapers featuring the campaign’s special artwork.
Bringing Maomao’s Remedies to Real Life
Following the tremendous success of the TV anime’s first season in 2023 and second season in 2025, this campaign offers fans a practical yet fun way to engage with the series. The collaboration runs from November 2, 2026, through January 31, 2027, bringing a touch of ancient apothecary charm to everyday life.
Source: Yahoo News Japan

