Expression of negative emotional responses to the 2011 Great East Japan Earthquake: Analysis of big data from social media 論文 Asako Miura・Masashi Komori・Naohiro Matsumura・Kazutoshi Maeda ·2015-01-01 ·『The Japanese journal of psychology』 86(2) pp. 102-111 doi:10.4992/jjpsy.86.13076