Kodansha

is a Japanese privately held publishing and music company headquartered in Bunkyō, Tokyo. Kodansha publishes manga magazines which include ''Nakayoshi'', ''Morning'', ''Afternoon'', ''Evening'', ''Weekly Young Magazine'', ''Weekly Shōnen Magazine'', and ''Bessatsu Shōnen Magazine'', as well as the more literary magazines ''Gunzō'', ''Shūkan Gendai'', and the Japanese dictionary, ''Nihongo Daijiten''. Kodansha was founded by Seiji Noma in 1909, and members of his family continue as its owners either directly or through the Noma Cultural Foundation. Provided by Wikipedia