About Hilofumi Yamamoto Books by Hilofumi Yamamoto Learning Japanese in the Network Society edited by Kazuko Nakajima contributions by Kanji Akahori, Michio Tsutsui, Hilofumi Yamamoto, Yoshiko Kawamura, Yasu-Hiko Tohsaku, Jim Cummins, Yoko Suzuki, Hiroko Chinen Quackenbush, Yuri Shimizu, Masako O. Douglas & Akifumi Oikawa