Maxed out your NISA contributions? Compare iDeCo, taxable accounts, overseas brokers, and savings options to find your best next move.
| Option | Contributed | Gross Value | Gross Gain | Tax | After-Tax Value | Ann. Return |
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If you are a US citizen, green card holder, or otherwise have US tax filing obligations, Japanese investment accounts have significant implications:
This is not tax advice. Consult a US-Japan cross-border tax specialist. Common recommendations include: use iDeCo with caution, avoid Japanese mutual funds (use US-listed ETFs instead), and always file both returns.