Related by context. Frequent words. (Click for all words.) 61 Gunma 59 Ehime 59 Shizuoka Prefecture 58 Iwate Prefecture 57 Fukuoka Prefecture 56 Nagoya 56 Hyogo Prefecture 56 Kagoshima 56 Kagoshima Prefecture 56 Saitama Prefecture 56 prefectural 56 Kitakyushu 56 Shigeru 55 Chiba Prefecture 55 Nagano Prefecture 55 Waseda University 55 Hajime 55 Kanagawa 55 Tsutomu 55 Kanagawa Prefecture 55 Gifu 55 Osaka Prefecture 54 Waseda 54 Shinichi 54 Niigata Prefecture 54 Hyogo 53 Chuo 53 Tokyo 53 Shimane 53 Hiroaki 53 Wakayama 53 Kazuo 53 Aichi Prefecture 53 Ibaraki Prefecture 53 Kanazawa 53 Takashi 52 Nara 52 Shizuoka 52 Miyagi Prefecture 52 Toshio 52 Hiroshi 52 Masayuki 52 Utsunomiya 52 Masami 52 Keiji 52 Nagaoka 52 Fukushima Prefecture 52 Koichi 52 Aomori 52 Masanori 52 Yamanashi 52 Atsushi 52 Satoru 52 Yasushi 51 Hitotsubashi University 51 Nihon 51 Yoshihiro 51 Hideo 51 Matsuo 51 Hideaki 51 Keisuke 51 Keio University 51 NAGOYA 51 Osamu 51 Norio 51 Masaaki 51 Tohoku 51 Yoshiaki 51 Masaru 51 Kushiro 51 Yasuo 51 Eiji 51 Seiji 51 Yasuhiro 51 prefecture 51 Hokkaido 51 Okinawa Prefecture 51 Toru 51 Okayama 50 Tsuchiya 50 Tsukuba 50 Satoshi 50 Takao 50 Masahiko 50 Hiroyuki 50 Kohei 50 Kumamoto 50 Hisashi 50 Hakone 50 Ibaraki 50 Kunio 50 Minami 50 TOKYO Kyodo 50 Niigata 50 JCN Newswire via COMTEX 50 Ibaraki prefecture 50 Shikoku 50 Takada 50 Yoshiyuki 50 Tadashi 50 Ojiya