Hideya Mino author Kazutaka Kinugawa author Hitoshi Ito author Isao Goto author Ichiro Yamada author Takenobu Tokunaga author 2021-08 text Toshiaki Nakazawa editor Hideki Nakayama editor Isao Goto editor Hideya Mino editor Chenchen Ding editor Raj Dabre editor Anoop Kunchukuttan editor Shohei Higashiyama editor Hiroshi Manabe editor Win Pa Pa editor Shantipriya Parida editor Ondřej Bojar editor Chenhui Chu editor Akiko Eriguchi editor Kaori Abe editor Yusuke Oda editor Katsuhito Sudoh editor Sadao Kurohashi editor Pushpak Bhattacharyya editor Association for Computational Linguistics Online conference publication mino-etal-2021-nhks 10.18653/v1/2021.wat-1.2 https://aclanthology.org/2021.wat-1.2/ 2021-08 46 52