1. 1
    Mō hitotsu no Manʾyōshū /
    もう一つの万葉集 /
    by Yi, Yŏng-hŭi, 1931-
    Published 1989
    Book
  2. 2
    Nihongo no shinsō /
    日本語の真相 /
    by Yi, Yŏng-hŭi, 1931-
    Published 1991
    Book
  3. 3
    Makurakotoba no himitsu /
    枕詞の秘密 /
    by Yi, Yŏng-hŭi, 1931-
    Published 1990
    Book
  4. 4
    Tenmu to Jitō : uta ga akasu Jinshin no Ran /
    天武と持統 : 歌が明かす壬申の乱 /
    by Yi, Yŏng-hŭi, 1931-
    Published 1990
    Book