hada keiko's 技術士 環境系 is a top-charting app on the App Store. It has reached #3 on the Japan Top Paid chart. It is currently in the top 50 in Japan.
Chart History
Rank over the last 8 days
Currently in Top 50
| Market | Store | Tab | Category | List | Rank |
|---|---|---|---|---|---|
| JP | App Store | apps | lifestyle | paid | #34 |
Best Rankings
| Market | Category | List | Best Rank | Date |
|---|---|---|---|---|
| JP | lifestyle | paid | #3 | 2026-08-11 |