Yoshinobu SHIMAMURA, the first chairman of "Nippon Kaigi Kokkaigiin Kondanakai" (Japan informal gathering of Diet members) was a classmate in the Department of Political Science of Gakushuin University, who passed the college entrance examination while still enrolled in Tokyo Metropolitan Ryogoku High School.
学習院高等科出身者以外の政治学科同級生に東京都立両国高等学校から現役進学した後の日本会議国会議員懇談会初代会長島村宜伸がいる。