先祖の日 (Senzō no Hi)
10 - October 11, Saturday – Sunday
他の年の先祖の日 (Senzō no Hi)
- 2022 24 - September 25, Saturday – Sunday
- 2023 13 - October 14, Friday – Saturday
- 2024 1 - October 2, Tuesday – Wednesday
- 2025 21 - September 22, Sunday – Monday
- 2027 29 - September 30, Wednesday – Thursday