User YONEYAMA 
YONEYAMA 
posted 1063 waymarks in 270 different categories within 9 countries and 29 regions, of these were 337 posted-first-in-region and also 190 posted-first-in-country.
Unfortunatly the user also has 6 waymarks with a missing region in the database.
In the following list are the categories listed where YONEYAMA is or was an officer. The star denotes an active officer role, if it is golden then YONEYAMA is also the current leader of the category.
| active | Category | # Approvals | # Missings |
|---|---|---|---|
 Petrosomatoglyphs | 9 | 14 | |
 Unique Manhole Covers | 1 | 10 |