特定化学物質及び四アルキル鉛等作業主任者技能講習合格ドリル icon

特定化学物質及び四アルキル鉛等作業主任者技能講習合格ドリル

sharon mini

⬇ 10+ downloads

Est. actual: 35

Released: May 31, 2026

No in-app purchases

Contains ads

Signals

3 this week · 2 positive · 1 warning All of this week's signals →

📈Last 7 days +4 installs — 100% faster than the week before (+2) · 0/day since Oct 7
🏆Among Education apps top 37% by installs gained this week (989 peers growing)
🛠Updates dormant · updated 167 days ago

Installs since launch

+9 installs since Oct 7

Update history

1.0.0 Jun 1, 2026 · seen Oct 7, 2026

特定化学物質及び四アルキル鉛等作業主任者技能講習の学習アプリ。過去問・予想問題で効率的に試験対策。

Only the current version so far — new entries appear as the app ships updates.

特定化学物質及び四アルキル鉛等作業主任者技能講習合格ドリル is an education app by sharon mini with 10+ downloads (about 35 estimated). +4 installs in the last 7 days. Released May 31, 2026. Install growth, rank history, SDKs and ad networks.

From the store listing: “Preparation for the Skills Training Examination for Supervisors of Specific Chemical Substances and Tetraalkyl Lead, etc. Efficient learning with past and predicted questions.”