These entries are queried from radb.net using whois, you can try my project getting these.
:AS131958 route: 103.144.122.0/23 descr: Tama Cable Network Co.,Ltd expire=12 admin-c: JP00182774 tech-c: HO8391JP origin: AS131958 notify: noc [at] tcnnet.co.jp mnt-by: MAINT-AS131958 changed: k-endoh [at] tcnnet.co.jp 20230802 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.144.122.0/24 descr: Tama Cable Network Co.,Ltd expire=12 admin-c: JP00182774 tech-c: HO8391JP origin: AS131958 notify: noc [at] tcnnet.co.jp mnt-by: MAINT-AS131958 changed: k-endoh [at] tcnnet.co.jp 20230802 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.144.123.0/24 descr: Tama Cable Network Co.,Ltd expire=12 admin-c: JP00182774 tech-c: HO8391JP origin: AS131958 notify: noc [at] tcnnet.co.jp mnt-by: MAINT-AS131958 changed: k-endoh [at] tcnnet.co.jp 20230802 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 133.32.192.0/21 descr: Tama Cable Network Co.,Ltd expire=10 admin-c: JP00182774 tech-c: HO8391JP origin: AS131958 notify: noc [at] tcnnet.co.jp mnt-by: MAINT-AS131958 changed: k-endoh [at] tcnnet.co.jp 20230802 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 133.32.196.0/23 descr: Tama Cable Network Co.,Ltd expire=12 admin-c: JP00182774 tech-c: HO8391JP origin: AS131958 notify: noc [at] tcnnet.co.jp mnt-by: MAINT-AS131958 changed: k-endoh [at] tcnnet.co.jp 20230802 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 133.32.198.0/23 descr: Tama Cable Network Co.,Ltd expire=12 admin-c: JP00182774 tech-c: HO8391JP origin: AS131958 notify: noc [at] tcnnet.co.jp mnt-by: MAINT-AS131958 changed: k-endoh [at] tcnnet.co.jp 20230802 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 133.226.176.0/21 descr: Tama Cable Network Co.,Ltd expire=10 admin-c: JP00182774 tech-c: HO8391JP origin: AS131958 notify: noc [at] tcnnet.co.jp mnt-by: MAINT-AS131958 changed: k-endoh [at] tcnnet.co.jp 20230802 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 133.238.64.0/18 descr: IIJ Customer route origin: AS131958 mnt-by: MAINT-AS2497 changed: noc [at] iij.ad.jp 20200609 source: RADB last-modified: 2023-11-13T16:00:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 133.238.64.0/18 descr: IIJ Customer route origin: AS131958 mnt-by: MAINT-AS2497 changed: shuhei-o [at] iij.ad.jp 20231215 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.14.64.0/20 descr: Tama Cable Network Co.,Ltd expire=10 admin-c: JP00182774 tech-c: HO8391JP origin: AS131958 notify: noc [at] tcnnet.co.jp mnt-by: MAINT-AS131958 changed: k-endoh [at] tcnnet.co.jp 20230802 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.233.72.0/22 descr: Tama Cable Network Co.,Ltd expire=12 admin-c: JP00182774 tech-c: HO8391JP origin: AS131958 notify: noc [at] tcnnet.co.jp mnt-by: MAINT-AS131958 changed: k-endoh [at] tcnnet.co.jp 20230802 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2405:6cc0::/32 descr: Tama Cable Network Co.,Ltd expire=12 admin-c: JP00182774 tech-c: HO8391JP origin: AS131958 notify: noc [at] tcnnet.co.jp mnt-by: MAINT-AS131958 changed: k-endoh [at] tcnnet.co.jp 20230802 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source