Japan Post Network Co., Ltd. (郵便局株式会社, Yū-bin Kyoku Kabushiki-gaisha), was a Japanese company which operated the post office of Japan. It was part of the Japan Post Holdings group.

• October 1, 2007 - Operations commenced with the break-up and privatization of former Japan Post operating divisions.
• October 1, 2012 - Merged with Japan Post Service to form Japan Post Co., Ltd.

• Post office - In Japan, Post office is called 郵便局, which is the same name of Japan Post Network.
• Japan postal mark
• Japan Post Holdings - a holding company of Japan Post Group.

• Japan Post Network (in Japanese)
• Japan Post Network (in English)