These entries are queried from radb.net using whois, you can try my project getting these.
:AS9355 route: 133.243.0.0/16 descr: NICT origin: AS9355 mnt-by: MAINT-AS9355 changed: nictix [at] ml.nict.go.jp 20240201 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 133.243.0.0/16 descr: NICT origin: AS9355 mnt-by: MAINT-AS2519 changed: noc [at] vectant.ad.jp 20140224 #06:31:52Z source: RADB last-modified: 2023-11-13T15:46:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:df0:232::/48 descr: NICT origin: AS9355 mnt-by: MAINT-AS9355 changed: nictix [at] ml.nict.go.jp 20240201 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:df0:232::/48 descr: NICT origin: AS9355 mnt-by: MAINT-AS2519 changed: noc [at] vectant.ad.jp 20140224 #06:34:56Z source: RADB last-modified: 2023-11-13T15:46:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source