| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | birthday celebrations | Nigeria | Often marked with prayers, feasting, and sometimes charitable giving or community service | 1 |
| 2 | celebration of age milestones | Nigeria | Ceremonies to mark the 40th and 50th birthdays as important phases of life, with feasting, music, and cultural performances. | 1 |