fix coverimage; match strictly
fix coverimage; match strictly

masawada/review,kuad9/review_study,kmuto/review,kuad9/review_study,kmuto/review,orangain/review,krororo/review,murashitas/review,kmuto/review,krororo/review,masawada/review,suzuki/review,orangain/review,murashitas/review,suzuki/review,takahashim/review,takahashim/review,krororo/review