Shigeo KUSUOKA The University of Tokyo		Kyûya MASUDA Meiji University
Hiraku NAKAJIMA Kyoto Univerity		Toshio OSHIMA The University of Tokyo
Sampei USUI Osaka University

Masafumi AKAHIRA			Asao ARAI
Akihiko GYOJA			Kiyoomi KATAOKA
Hisaichi MIDORIKAWA			Masayoshi MIYANISHI
Shigefumi MORI			Seiki NISHIKAWA
Hideyasu SUMIHIRO			Kyoichi TAKANO
Kenji UENO			Masaaki YOSHIDA
Tomoyoshi YOSHIDA

Japanese Journal of Mathematics (JJM) is one of the official journals published by the Mathematical Society of Japan and is supported by fourteen associated mathematical journals published by various institutions within Japan. JJM publishes only those articles accepted for publication by one of the supporting journals and recommended by its editors for publication in JJM. Those who wish to have articles considered for publication in JJM are requested to send their manuscripts to one of the supporting journals listed below in alphabetical order.

Funkcialaj Ekvacioj
The Division of Functional Equations, the Mathematical Society of Japan
c/o Faculty of Science, Kobe University
Kobe 657-8501, Japan

Hiroshima Mathematical Journal
Department of Mathematics, Faculty of Science, Hiroshima University
Higashi-Hiroshima 739-8526, Japan

Hokkaido Mathematical Journal
Managing Editor, Hokkaido Mathematical Journal
Department of Mathematics, Faculty of Science, Hokkaido University
Kita 10 Nishi 8, Kita-ku, Sapporo 060-0810, Japan

Journal of Mathematical Sciences, the University of Tokyo
Graduate School of Mathematical Sciences, the University of Tokyo
3-8-1 Komaba, Meguro-ku, Tokyo 153-8914, Japan

Journal of Mathematics of Kyoto University
Department of Mathematics, Graduate School of Science, Kyoto University
Kyoto 606-8502, Japan

Journal of the Mathematical Society of Japan
25-9-203, Hongo 4-chome Bunkyo-ku, Tokyo 113-0033, Japan

Kodai Mathematical Journal
Department of Mathematics, Tokyo Institute of Technology
Oh-okayama, Meguro-ku, Tokyo 152-8551, Japan

Kyushu Journal of Mathematics
Graduate School of Mathematics, Kyushu University 33
Fukuoka 812-8581, Japan

Nagoya Mathematical Journal
Graduate School of Mathematics, Nagoya University
Chikusa-ku, Nagoya 464-8602, Japan

Osaka Journal of Mathematics
Editor in Chief, Osaka Journal of Mathematics
Department of Mathematics, Graduate School of Science, Osaka University
1-1 Machikaneyama-cho, Toyonaka, Osaka 560-0043, Japan

Publications of the Research Institute for Mathematical Sciences
Editorial Office, Research Institute for Mathematical Sciences,
Kyoto University
Kyoto 606-8502, Japan

Tohoku Mathematical Journal
Managing Editor, Tohoku Mathematical Journal
Mathematical Institute, Tohoku University
Sendai 980-8578, Japan

Tokyo Journal of Mathematics
Publication Committee for the Tokyo Journal of Mathematics,
c/o Department of Mathematics, Sophia University
Kioicho, Chiyoda-ku, Tokyo 102-8554, Japan

Tsukuba Journal of Mathematics
Institute of Mathematics, University of Tsukuba
Tsukuba-shi, Ibaraki 305-8571, Japan

Correspondences concerning subscription and back issues
of the journal should be addressed to

KINOKUNIYA COMPANY LTD.
17-7 Shinjuku 3-chome, Shinjuku-ku
Tokyo 163-8636, JAPAN

JAPANESE JOURNAL OF MATHEMATICS