Japanese publisher of literature and manga, headquartered in (Bunkyo), Tokyo. Kodansha publishes manga magazines Nakayoshi, Afternoon, Weekly Shonen Magazine, Monthly Shonen Magazine, Monthly Shonen Magazine Special, Seasonal Shonen Magazine Wonder, as well as more literary magazines such as Gunzō, Gendai and Shūkan Gendai, and the Japanese dictionary Nihongo Daijiten.