Nikohama's Gems
| # | Total Rank | Daily Rank | Name | Summary |
|---|---|---|---|---|
| 1 | 19,740 | 11,489 | henkilotunnus | Validates Finnish personal identification numbers (henkilötunnus). |
| 2 | 59,227 | 19,041 | viitenumero | Generates and validates Finnish national reference numbers (viitenumero). |
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