These entries are queried from radb.net using whois, you can try my project getting these.
:AS59092 route: 27.131.240.0/22 descr: KRONOS origin: AS59092 mnt-by: MAINT-AS7684 changed: peer [at] sakura.ad.jp 20140611 source: RADB last-modified: 2023-11-13T15:46:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 27.131.240.0/22 descr: KRONOS origin: AS59092 notify: nic [at] kronoz.co.jp mnt-by: MAINT-AS59092 changed: nic [at] kronoz.co.jp 20230616 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 27.131.244.0/22 descr: KRONOS origin: AS59092 notify: nic [at] kronoz.co.jp mnt-by: MAINT-AS59092 changed: nic [at] kronoz.co.jp 20230616 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 27.131.244.0/22 descr: KRONOS origin: AS59092 mnt-by: MAINT-AS7684 changed: peer [at] sakura.ad.jp 20140611 source: RADB last-modified: 2023-11-13T15:46:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 27.133.248.0/22 descr: ACE INC. origin: AS59092 notify: nic [at] kronoz.co.jp mnt-by: MAINT-AS59092 changed: nic [at] kronoz.co.jp 20230616 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 27.133.248.0/22 descr: ACE INC. origin: AS59092 mnt-by: MAINT-AS7684 changed: peer [at] sakura.ad.jp 20141219 source: RADB last-modified: 2023-11-13T15:47:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.13.152.0/22 descr: YOYOGI NETWORK LIMITED origin: AS59092 notify: nic [at] kronoz.co.jp mnt-by: MAINT-AS59092 changed: nic [at] kronoz.co.jp 20230616 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.13.152.0/22 descr: YOYOGI NETWORK LIMITED origin: AS59092 mnt-by: MAINT-AS7684 changed: peer [at] sakura.ad.jp 20140611 source: RADB last-modified: 2023-11-13T15:46:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.80.104.0/22 descr: FID Ltd. origin: AS59092 mnt-by: MAINT-AS7684 changed: peer [at] sakura.ad.jp 20170723 source: RADB last-modified: 2023-11-13T15:51:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.80.104.0/22 descr: FID Ltd. origin: AS59092 notify: nic [at] kronoz.co.jp mnt-by: MAINT-AS59092 changed: nic [at] kronoz.co.jp 20230616 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 153.121.96.0/21 descr: KRONOS origin: AS59092 mnt-by: MAINT-AS7684 changed: peer [at] sakura.ad.jp 20140828 source: RADB last-modified: 2023-11-13T15:46:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 153.121.96.0/21 descr: KRONOS origin: AS59092 notify: nic [at] kronoz.co.jp mnt-by: MAINT-AS59092 changed: nic [at] kronoz.co.jp 20230616 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 153.121.112.0/22 descr: KRONOS origin: AS59092 notify: peer [at] sakura.ad.jp mnt-by: MAINT-AS7684 changed: peer [at] sakura.ad.jp 20230801 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 153.121.112.0/22 descr: KRONOS origin: AS59092 mnt-by: MAINT-AS7684 changed: peer [at] sakura.ad.jp 20150520 source: RADB last-modified: 2023-11-13T15:47:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 153.121.224.0/20 descr: KRONOS origin: AS59092 notify: nic [at] kronoz.co.jp mnt-by: MAINT-AS59092 changed: nic [at] kronoz.co.jp 20230616 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 153.121.224.0/20 descr: KRONOS origin: AS59092 mnt-by: MAINT-AS7684 changed: peer [at] sakura.ad.jp 20140611 source: RADB last-modified: 2023-11-13T15:46:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 153.121.240.0/21 descr: KRONOS origin: AS59092 mnt-by: MAINT-AS7684 changed: peer [at] sakura.ad.jp 20140611 source: RADB last-modified: 2023-11-13T15:46:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 153.121.240.0/21 descr: KRONOS origin: AS59092 notify: nic [at] kronoz.co.jp mnt-by: MAINT-AS59092 changed: nic [at] kronoz.co.jp 20230616 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 153.121.248.0/22 descr: KRONOS origin: AS59092 notify: nic [at] kronoz.co.jp mnt-by: MAINT-AS59092 changed: nic [at] kronoz.co.jp 20230616 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 153.121.248.0/22 descr: KRONOS origin: AS59092 mnt-by: MAINT-AS7684 changed: peer [at] sakura.ad.jp 20140611 source: RADB last-modified: 2023-11-13T15:46:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 153.121.252.0/23 descr: KRONOS origin: AS59092 mnt-by: MAINT-AS7684 changed: peer [at] sakura.ad.jp 20140611 source: RADB last-modified: 2023-11-13T15:46:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 153.121.252.0/23 descr: KRONOS origin: AS59092 notify: nic [at] kronoz.co.jp mnt-by: MAINT-AS59092 changed: nic [at] kronoz.co.jp 20230616 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 153.121.254.0/24 descr: KRONOS origin: AS59092 mnt-by: MAINT-AS7684 changed: peer [at] sakura.ad.jp 20140611 source: RADB last-modified: 2023-11-13T15:46:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 153.121.254.0/24 descr: KRONOS origin: AS59092 notify: nic [at] kronoz.co.jp mnt-by: MAINT-AS59092 changed: nic [at] kronoz.co.jp 20230616 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 153.125.192.0/19 descr: KRONOS origin: AS59092 mnt-by: MAINT-AS7684 changed: peer [at] sakura.ad.jp 20140611 source: RADB last-modified: 2023-11-13T15:46:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 153.125.192.0/19 descr: KRONOS origin: AS59092 notify: nic [at] kronoz.co.jp mnt-by: MAINT-AS59092 changed: nic [at] kronoz.co.jp 20230616 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 153.125.222.0/24 descr: KRONOS origin: AS59092 mnt-by: MAINT-AS7684 changed: peer [at] sakura.ad.jp 20150521 source: RADB last-modified: 2023-11-13T15:47:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 175.28.48.0/22 descr: KRONOS origin: AS59092 mnt-by: MAINT-AS7684 changed: peer [at] sakura.ad.jp 20140611 source: RADB last-modified: 2023-11-13T15:46:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 175.28.48.0/22 descr: KRONOS origin: AS59092 notify: nic [at] kronoz.co.jp mnt-by: MAINT-AS59092 changed: nic [at] kronoz.co.jp 20230616 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 180.131.127.0/24 descr: KRONOS origin: AS59092 notify: nic [at] kronoz.co.jp mnt-by: MAINT-AS59092 changed: nic [at] kronoz.co.jp 20230616 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 180.131.127.0/24 descr: KRONOS origin: AS59092 mnt-by: MAINT-AS7684 changed: peer [at] sakura.ad.jp 20140611 source: RADB last-modified: 2023-11-13T15:46:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 182.54.248.0/21 descr: TransNetwork Inc. origin: AS59092 mnt-by: MAINT-AS7684 changed: peer [at] sakura.ad.jp 20180228 source: RADB last-modified: 2023-11-13T15:53:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 182.54.248.0/21 descr: TransNetwork Inc. origin: AS59092 notify: nic [at] kronoz.co.jp mnt-by: MAINT-AS59092 changed: nic [at] kronoz.co.jp 20230616 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source