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Hiroki Oikawa

4 apps seen in App Store top charts, 0 charting now.

AppCategoryReleasedBest rank nowRatingNew ratings a week
Lifestylenot charting★ 5.0–
Financenot charting★ 3.7–
Weathernot charting★ 4.3–
Financenot charting★ 5.0–

Hiroki Oikawa: releases, featuring and milestones across their App Store apps

Last change · 5 events since 23 Feb 2026Full timeline ↓
Full timeline · 5 events
  1. 📈
    JapowRadar: Japan Powder Alert · Dropped out of every chart we trackiOS
    Last seen 2 Nov
  2. 🆕
    BashoWalk : Haiku Journey · Released on the App StoreiOS
  3. 🆕
    資産運用シミュレーター : FIRE成功率を金融工学で計算 · Released on the App StoreiOS
  4. 🆕
    JapowRadar: Japan Powder Alert · Released on the App StoreiOS
  5. 🆕
    Colfolio: 実物資産のポートフォリオ · Released on the App StoreiOS

Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.

Free with an account

Portfolio-wide download estimates, top grossing positions and new-launch alerts for Hiroki Oikawa.

Downloads per day
Revenue per day
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Revenue per download