"谷岡健彦,内田洋一","演劇時評（2018年5月・6月）",,"悲劇喜劇","早川書房","Vol. 71","No. 5","pp. 175-205",2018,Sept.
"谷岡健彦,内田洋一","演劇時評（2018年3月・4月）",,"悲劇喜劇","早川書房","Vol. 71","No. 4","pp. 181-206",2018,July
"谷岡健彦,内田 洋一","演劇時評（2018年1月・2月）",,"悲劇喜劇","早川書房","Vol. 71","No. 3",,2018,May