マイ資産管理 – 株式・米国株・NISA管理

Content rating
Everyone
100+
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Content rating
Everyone
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About this app

Visualize your Japanese stocks, US stocks, and investment trusts all in one place.

Manage all your assets across multiple securities accounts with this single app.

Even for holdings spread across multiple securities accounts, the app automatically calculates valuation and unrealized gains/losses based on real-time stock prices.

Furthermore, it records not only expected dividends but also actual dividends received,
allowing you to visualize the growth of your assets through graphs.

No account registration is required. All data is stored only on your device and is not transmitted externally.

All major features are available for free.

【Main Features】
■ Automatic Valuation of Holdings
- Automatically calculates valuation and unrealized gains/losses using real-time stock prices and exchange rates
- Centralized management of Japanese stocks, US stocks, and investment trusts

■ Portfolio Analysis
- Visualize asset imbalances by sector and economic sensitivity
- Quickly grasp the overall balance with custom pie charts

■ Dividend Management
- Visualize the annual dividend payment schedule with a monthly dividend calendar
- Record received dividends and compare "expected vs. actual"
- Check the trend of received dividends with yearly and monthly graphs

■ Asset Trend Recording
- Record changes with annual/monthly/daily asset trend charts
- Manage by account type (Specific Account, New NISA, Old NISA, iDeCo)

■ Other features:
• Watchlist for registering stocks you're interested in
• Dark mode support for easier viewing

【Recommended for those who:】
• Hold Japanese stocks, US stocks, and investment trusts in multiple securities accounts
• Want to understand the balance of their entire portfolio
• Want to manage their dividend payment schedule and performance
• Want to centrally manage their total assets, including NISA and iDeCo

No linking to securities accounts or login is required.

The data you enter is saved only on your device, so you can use it with peace of mind.
Updated on
Jul 16, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
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What’s new

バージョン 1.9.0 の変更点
【新機能】
・保有負債を追加しました。住宅ローンやカードローンなどを、名称と金額で自由に登録して一覧で管理できます。
・預金・現金・暗号資産(その他)を、項目ごとに分けて複数登録できるようになりました。
・米国株の配当をドル建てで入力できるようになりました。受取時の為替レートで円換算して集計します。
・保有資産の一覧に、銘柄ごとの前日比を表示するようにしました。
・銘柄ごとに「株式 / 投資信託」を選択できるようになり、株数・口数の表示や評価額を正しく切り替えられます。
・データのバックアップ・復元でCSV形式に対応しました。
【改善】
・「保有資産」画面を「資産・負債」に整理し、資産・負債・ウォッチリストを見やすくしました。
・細かな表示や使い勝手を改善しました。
Content rating
Everyone
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App support

About the developer
泉原一平
izuhara.studio.dev@gmail.com
Japan