TAJIKA Jun. key words -25-. Journal of the Japan Landslide Society. 2017. 54. 4. 166-167
Tajika Jun, Ohtsu Sunao, Inui Tetsuya. Interior structure and sliding process of landslide body composed of stratified pyroclastic fall deposits at the Apporo 1 archaeological site, southeastern margin of the Ishikari Lowland, Hokkaido, North Japan. The Journal of the Geological Society of Japan. 2016. 122. 1. 23-35
TAJIKA Jun, ISHIMARU Satoshi, WATANABE Tatsuya, ISHIKAWA Isao, SHIMURA Kazuo. Rockslide and avalanche on the cliff of welded tuff, Sounkyo gorge, Hokkaido, in September 2013. Journal of the Japan Landslide Society. 2015. 52. 3. 146-151
Geology, landform and recent activity of the large-scale landslides in the middle basin of the Osarugawa River, Hokkaido. 2017. 89. 13-32
ISHIMARU Satoshi, TAJIKA Jun, TAMURA Makoto, OKAZAKI Noritoshi, KAWAKAMI Gentaro, TAKAHASHI Ryo. P5. Trends of landslide movement in the basin of the Osarugawa River, Hokkaido(Fall Meeting of the Union, September 2013). 2014. 35. 1. 54-55