排水設備工事責任技術者 試験対策 is developed by RUMAHSAKU CORP. and available on the App Store. It has reached #22 on the Japan Top Paid chart. It is currently in the top 50 in Japan.
Chart History
Rank over the last 13 days
Currently in Top 50
| Market | Store | Tab | Category | List | Rank |
|---|---|---|---|---|---|
| JP | App Store | apps | education | paid | #34 |
Best Rankings
| Market | Category | List | Best Rank | Date |
|---|---|---|---|---|
| JP | education | paid | #22 | 2026-08-12 |