Kodansha International Ltd., a leading English-language publisher of translated books on Japan, is closing down by the end of April, sources said Thursday.

Contacted by The Japan Times, company President Koji Hirota confirmed that the company was folding but declined to give details, saying it was the decision of the parent company, Kodansha Ltd.

The head of PR for Kodansha Ltd., one of the largest publishing firms in Japan, was unavailable to comment Thursday.