Investing while living in Japan as a foreigner involves tax implications, account restrictions, and platform choices that don’t apply to Japanese residents. Getting the setup right from the beginning saves significant complications later. Here’s a practical guide to investing in Japan as a foreign resident.

Start Here: Open a NISA Account

New NISA (2024 onwards) is Japan’s tax-free investment account — the most important account for any foreign resident investing in Japan.

  • ¥3.6M/year investment limit (¥1.2M growth investments + ¥2.4M regular savings)
  • ¥18M lifetime limit
  • All gains and dividends completely tax-free, indefinitely
  • Available to anyone with a Japanese residence card

👉 Full guide: NISA for Foreigners in Japan: Tax-Free Investing

Best Brokerages for Foreigners in Japan

SBI Securities (SBI証券) ⭐ Most Popular

Japan’s largest online brokerage.

  • No account maintenance fees
  • Lowest transaction fees for Japanese stocks and funds
  • Full NISA account support
  • English support limited but improving
  • Mobile app available

Rakuten Securities (楽天証券)

Strong runner-up; integrates with Rakuten ecosystem:

  • Earn Rakuten Points on investments
  • Pay NISA monthly installments with Rakuten Card (earn points on investments)
  • Good mobile app (iSPEED)
  • English support limited

Monex Securities (マネックス証券)

  • Good for US stock trading (lower fees on US stocks)
  • Useful for foreigners wanting global diversification

What to Invest In

For Beginners: Index Funds

The simplest, most recommended approach:

eMAXIS Slim 全世界株式（オール・カントリー）

  • Tracks the MSCI All Country World Index
  • 0.05775% annual fee (extremely low)
  • Invests across ~2,800 companies in 47 countries
  • Available at SBI, Rakuten, Monex

This single fund gives you exposure to the global market. Warren Buffett-style simplicity.

eMAXIS Slim 米国株式（S&P500）

  • Tracks the S&P 500 (US large caps)
  • 0.09372% annual fee
  • US-only but historically strong returns

Japanese Stocks (個別株)

Individual Japanese company stocks if you want to invest in Japan specifically:

  • Blue chips: Toyota, Sony, SoftBank, Recruit Holdings
  • Minimum purchase is typically 100 shares (varies by company price)

Japanese REITs (J-REIT)

Real estate investment trusts — good for dividend income from Japanese property without buying actual real estate.

Tax on Investments

Inside NISA: Completely tax-free — no reporting needed.

Outside NISA (Tokutei account / 特定口座):

  • Capital gains tax: 20.315% (15% national + 5% local + 0.315%)
  • Most brokerages offer 源泉徴収あり (withholding tax at source) — tax is automatically deducted, no separate filing needed

For US citizens: FATCA compliance complicates things significantly. Some brokerages won’t open accounts for US citizens. Consult a tax specialist.

Investing in Foreign Assets from Japan

You can invest in US stocks, ETFs, and global funds through Japanese brokerages. The process:

  1. Convert JPY to USD within your brokerage
  2. Buy US-listed ETFs (VTI, VOO, QQQ) or stocks
  3. Returns subject to Japanese capital gains tax (and potentially US withholding tax on dividends)

Dollar-Cost Averaging (積立投資)

The most recommended approach for beginners:

  • Set up a monthly automatic investment (積立 tsumitate) into an index fund
  • Even ¥5,000–10,000/month builds meaningful wealth over time
  • No timing decisions — removes emotion from investing