Kogakuin University https://www.kogakuin.ac.jp/english/ Fluid Engineering Laboratory, Kogakuin University https://www.k-fel.net/     The Japan Society of Mechanical Engineers https://www.jsme.or.jp/English/     Sohatsu Systems Lab. http://www.sohatsu.tunneldb.com/     ISAVFT LTD https://isavft.co.uk/