4k Dan Reform:
6th Dan: 2020/Nov/23 (98.82%)
7th Dan: 2020/Dec/04 (98.97%)
8th Dan: 2021/Jan/23 (98.68% - 2021/May/22)
9th Dan: 2021/Mar/05 (97.25%)
10th Dan: 2021/Mar/25 (97.50% - 2021/May/27)

4k LN Dan v2:
6th Dan: 2020/Dec/28 (98.38%)
7th Dan: 2021/Feb/27 (96.44%)
8th Dan: 2021/May/20 (96.70% - 2021/Sep/26)
9th Dan: 2021/Nov/18 (97.22% - 2021/Nov/18)

7k Dan Course:
3rd Dan: 2021/May/22 (96.87% - 2021/May/22)
4th Dan: 2021/Jul/29 (97.17% - 2021/Dec/07)
5th Dan: 2021/Dec/07 (97.70% - 2022/Sep/30)
6th Dan: 2022/Apr/07 (96.76% - 2022/Apr/07)
7th Dan: 2022/May/25 (96.33% - 2023/Feb/17)
8th Dan: 2025/Nov/24 (96.26% - 2025/Nov/24)

7k LN Dan:
3rd Dan: 2021/Jun/4 (96.11% - 2021/Jun/4 - Sv2)
4th Dan: 2021/Dec/25 (96.02% - 2021/Dec/25 - Sv2)
5th Dan: 2022/Feb/2 (96.10% - 2022/Feb/2 - Sv2)
6th Dan: 2022/Mar/12 (96.75% - 2022/Mar/26)
7th Dan: 2022/Mar/26 (96.49% - 2022/May/14)