Latest Breaking News On - Yamaguchi prefectural tokuyama senior high school - Page 1 : comparemela.com

SHUNAN, Yamaguchi Prefecture High school students here have figured out the mechanisms of a medieval eavesdropping device that was among the most important tools for ninja on espionage missions.

United statesYuto shibasakiNatsuno otaharaMichiru tsurumaruAtsumi nakashimaYamaguchi prefectural tokuyama senior high schoolNakamura metal works coTokuyama senior high schoolInternational scienceKokushokankokai incInternational ninja research associationYamaguchi prefectureEngineering fairSouthern dynastiesEdo periodJapan science