Progress status in fabrication of HBC stripper foil for 3-GeV RCS at J-PARC in Tokai site Masahiro Yoshimoto, Yoshio Yamazaki, Takamitsu Nakanoya, Pranab Kumar Saha and Michikazu Kinsho EPJ Web Conf., 229 (2020) 01001 Published online: 28 February 2020 DOI: 10.1051/epjconf/202022901001