On April 1st, two papers submitted by the center were published in an academic journal, Nonlinear Theory and Its Application, IEICE.
The papers are available from the following links:
https://www.jstage.jst.go.jp/article/nolta/13/2/13_349/_article/
https://www.jstage.jst.go.jp/article/nolta/13/2/13_397/_article