"Rei Itsukushima,Yohei Ogahara,Yuki Iwanaga","Influence of soil surface structure and soil amendment materials on infiltration characteristics: Establishing urban flood mitigation technology",,"Journal of water science & Environmental Technologies",,"Vol. 3",,"pp. 322-327",2018,Mar. "Rei Itsukushima,Yohei Ogahara,Yuki Iwanaga,Tatsuro Sato","Investigating the Influence of Various Stormwater Runoff Control Facilities on Runoff Control Efficiency in a Small Catchment Area",,"Sustainability",,"Vol. 10","No. 2",,2018,Feb. "Soichi Okayama,Rei Itsukushima,Yohei Ogahara,Yukihiro Shimatani","Evaluation of Infiltration Characteristics of Amended Soil by Long Term Observation under Natural Rainfall for Establishing Runoff Reduction Technology","8th Asian Wetland Symposium",,,,,"pp. 217-218",2017,Nov.