Holp Shuppan
Holp Shuppan, Publishers Co., Ltd.(株式会社ほるぷ出版 Kabushiki Kaisha Horupu Shuppan?) is a publishing company headquartered in Misaki-cho, Chiyoda, Tokyo. It is a subsidiary of GAIA Holdings Corporation.
...
Wikipedia
Holp Shuppan, Publishers Co., Ltd.(株式会社ほるぷ出版 Kabushiki Kaisha Horupu Shuppan?) is a publishing company headquartered in Misaki-cho, Chiyoda, Tokyo. It is a subsidiary of GAIA Holdings Corporation.