Kodansha Ltd. /株式会社講談社/ is a Japanese privately-held publishing company headquartered in Bunkyō, Tokyo. Kodansha is the largest Japanese publishing company, and it produces the manga magazines Nakayoshi, Afternoon, Evening, 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.
Obverse
キング - King
reverse
大日本雄辯會 = 大日本雄弁会 - Dainippon Kodansha
Original case.
Award medal 賞牌 - Award badge