Dog and cat ownership climbed 11% between 2004 and 2008, according to the Japan Pet Food Association.
Unicharm plans to focus on selling food for dogs and cats aged 13 years and older.
"The company is adapting well to the changing needs of pet owners," said Kazuaki Hashiguchi, an analyst at Ichiyoshi. "It's focusing on strengthening certain areas that are in demand, maximizing the profitability."
By Lindsay Beaton
As work continues on creating a new nutrition label that focuses on simplifying information for consumers, challenges remain.
By Tang Yu