Multiple examinees who took a Japanese language test for non-native speakers in December submitted papers deemed ungradable, a source at the Foreign Ministry said Friday, amid a discovery of an answer leak online.The Japan Foundation, which administers the Japanese Language Proficiency Test abroad, reported to the ministry that there was an "extremely unnatural" concentration of identical responses. But it did not recognize it as a case of cheating or reveal the number of examinees whose tests were left ungraded.The five-level test, held up to twice a year in Japan and overseas, was taken b…READ FULL ARTICLE