Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ishii Rika and Kiyama Keiko and Shimofure Tomonori,The Present Situation and Issues of Sex Education in Junior High School: Focused on a Survey of the Health and P.E. Teachers in Gunma Prefecture,"Kitakanto Journal of Physical Education, Health and Sport Sciences",2189-9622,"​Kitakanto Society of Physical Education, Health and Sport Sciences",2017,2,0,31-38,https://cir.nii.ac.jp/crid/1390020463922893312,https://doi.org/10.69196/kitakantotaiiku.2.0_31