An independent publishing company.

Based in Tokyo. We develop and publish books for international readers — currently a language-learning list, with fiction in preparation.

What we publish:

Lalaly — our language-learning imprint.

contact@antoinecastle.com

CASTLE, GK (Castle合同会社)

TOKYO,SHIBUYA KU,DOUGENZAKA TOKYU BUILDING 2F-C, DOUGENZAKA 1-10-8