Sŭng Sŏ

P'yŏnghwa ro kanŭn Han'guk, ch

P'yŏnghwa ro kanŭn Han'guk, cheguk ŭro kanŭn Ilbon

2019

Tong Asia ŭi uhŭgaji

Tong Asia ŭi uhŭgaji

2016

Sŏ Sŭng ŭi Tong Asia p'yŏnghwa

Sŏ Sŭng ŭi Tong Asia p'yŏnghwa kihaeng

2011

Chōsen Hantō no wakai kyōryoku

Chōsen Hantō no wakai kyōryoku 10-nen

2009

Gendai Kankoku minshu shugi no

Gendai Kankoku minshu shugi no shintenkai

2008

"Kanryū" no uchi soto

"Kanryū" no uchi soto

2007

Gendai Kankoku no anzen hoshō

Gendai Kankoku no anzen hoshō to chian hōsei

2006

東北アジア時代への提言

東北アジア時代への提言

2003

Gokuchū 19-nen

Gokuchū 19-nen

1994

Minshū ga shin no shōrisha

Minshū ga shin no shōrisha

1990

Jo kyōdai gokuchū kara no tega

Jo kyōdai gokuchū kara no tegami

1981