These entries are queried from radb.net using whois, you can try my project getting these.
:AS24271 route: 202.177.64.0/18 descr: Iruma Cable Television Co.,LTD. X-Keiro:peer [at] ictv-g.co.jp origin: AS24271 notify: peer [at] ictv-g.co.jp mnt-by: MAINT-AS24271 changed: t-doi [at] ictv-g.co.jp 20240202 source: JPIRR rpki-ov-state: valid route: 202.177.64.0/18 descr: Iruma Cable Television Co.,LTD. origin: AS24271 notify: admin [at] int-gw.kddi.ne.jp mnt-by: MAINT-AS2516 changed: admin [at] int-gw.kddi.ne.jp 20220213 source: RADB last-modified: 2023-11-13T16:09:23Z rpki-ov-state: valid route: 202.177.64.0/19 descr: Iruma Cable Television Co.,LTD. X-Keiro:peer [at] ictv-g.co.jp origin: AS24271 notify: peer [at] ictv-g.co.jp mnt-by: MAINT-AS24271 changed: t-doi [at] ictv-g.co.jp 20240202 source: JPIRR rpki-ov-state: valid route: 202.177.64.0/19 descr: Iruma Cable Television Co.,LTD. origin: AS24271 notify: admin [at] int-gw.kddi.ne.jp mnt-by: MAINT-AS2516 changed: admin [at] int-gw.kddi.ne.jp 20220213 source: RADB last-modified: 2023-11-13T16:09:23Z rpki-ov-state: valid route: 202.177.64.0/20 descr: Iruma Cable Television Co.,LTD. X-Keiro:peer [at] ictv-g.co.jp origin: AS24271 notify: peer [at] ictv-g.co.jp mnt-by: MAINT-AS24271 changed: t-doi [at] ictv-g.co.jp 20240202 source: JPIRR rpki-ov-state: valid route: 202.177.64.0/20 descr: Iruma Cable Television Co.,LTD. origin: AS24271 notify: admin [at] int-gw.kddi.ne.jp mnt-by: MAINT-AS2516 changed: admin [at] int-gw.kddi.ne.jp 20220213 source: RADB last-modified: 2023-11-13T16:09:23Z rpki-ov-state: valid route: 202.177.80.0/20 descr: Iruma Cable Television Co.,LTD. origin: AS24271 notify: admin [at] int-gw.kddi.ne.jp mnt-by: MAINT-AS2516 changed: admin [at] int-gw.kddi.ne.jp 20220213 source: RADB last-modified: 2023-11-13T16:09:23Z rpki-ov-state: valid route: 202.177.80.0/20 descr: Iruma Cable Television Co.,LTD. X-Keiro:peer [at] ictv-g.co.jp origin: AS24271 notify: peer [at] ictv-g.co.jp mnt-by: MAINT-AS24271 changed: t-doi [at] ictv-g.co.jp 20240202 source: JPIRR rpki-ov-state: valid route: 202.177.96.0/19 descr: Iruma Cable Television Co.,LTD. X-Keiro:peer [at] ictv-g.co.jp origin: AS24271 notify: peer [at] ictv-g.co.jp mnt-by: MAINT-AS24271 changed: t-doi [at] ictv-g.co.jp 20240202 source: JPIRR rpki-ov-state: valid route: 202.177.96.0/19 descr: Iruma Cable Television Co.,LTD. origin: AS24271 notify: admin [at] int-gw.kddi.ne.jp mnt-by: MAINT-AS2516 changed: admin [at] int-gw.kddi.ne.jp 20220213 source: RADB last-modified: 2023-11-13T16:09:23Z rpki-ov-state: valid route: 202.177.96.0/20 descr: Iruma Cable Television Co.,LTD. X-Keiro:peer [at] ictv-g.co.jp origin: AS24271 notify: peer [at] ictv-g.co.jp mnt-by: MAINT-AS24271 changed: t-doi [at] ictv-g.co.jp 20240202 source: JPIRR rpki-ov-state: valid route: 202.177.96.0/20 descr: Iruma Cable Television Co.,LTD. origin: AS24271 notify: admin [at] int-gw.kddi.ne.jp mnt-by: MAINT-AS2516 changed: admin [at] int-gw.kddi.ne.jp 20220213 source: RADB last-modified: 2023-11-13T16:09:23Z rpki-ov-state: valid route: 202.177.112.0/20 descr: Iruma Cable Television Co.,LTD. origin: AS24271 notify: admin [at] int-gw.kddi.ne.jp mnt-by: MAINT-AS2516 changed: admin [at] int-gw.kddi.ne.jp 20220213 source: RADB last-modified: 2023-11-13T16:09:23Z rpki-ov-state: valid route: 202.177.112.0/20 descr: Iruma Cable Television Co.,LTD. X-Keiro:peer [at] ictv-g.co.jp origin: AS24271 notify: peer [at] ictv-g.co.jp mnt-by: MAINT-AS24271 changed: t-doi [at] ictv-g.co.jp 20240202 source: JPIRR rpki-ov-state: valid route6: 2400:99a0::/32 descr: Iruma Cable Television Co.,LTD. X-Keiro:peer [at] ictv-g.co.jp origin: AS24271 notify: peer [at] ictv-g.co.jp mnt-by: MAINT-AS24271 changed: t-doi [at] ictv-g.co.jp 20231212 source: JPIRR rpki-ov-state: valid