These are taken from the Liberation fonts release 2.1.5: https://github.com/liberationfonts/liberation-fonts/releases/tag/2.1.5
See LICENSE.liberation
for the license details.
These are taken from the Noto Sans CJK release that was current as of 2023-01-28: https://github.com/googlefonts/noto-cjk/tree/main/Sans
Specifically these are “Region-specific Subset OTFs” for Japan.
See LICENSE.noto
for the license details.