Keywords: Ryohei Okada.jpg en Ryōhei Okada 岡田良平 Kyōiku The Education Vol II No 6 1934 published by Iwanami Shoten 教育 第2巻第6号 岩波書店 1934年 author date PD-Japan-oldphoto Black and white portrait photographs of politicians Black and white portrait photographs of educators Black and white portrait photographs of men of Japan Photographs of Okada Ryōhei |