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<p>Metaplanet (3350.T and MPJPY) had 243,700 shareholders on June 30, 2026, up from 128,100 a year earlier. A Japanese saver who sells Bitcoin at a gain can owe up to about 55% in tax, while gains on listed Japanese shares are taxed at about 20% and not at all inside a NISA account.

Japan still has no spot Bitcoin ETF, so a listed share holding 44,000 Bitcoin is the closest door that saver has, and its shareholder list grew by 115,600 in one year. Tuesday's Special Issue explains how Japan's tax rules and cheap yen give Metaplanet its edge.</p>

Metaplanet (3350.T and MPJPY) had 243,700 shareholders on June 30, 2026, up from 128,100 a year earlier. A Japanese saver who sells Bitcoin at a gain can owe up to about 55% in tax, while gains on listed Japanese shares are taxed at about 20% and not at all inside a NISA account.
Japan still has no spot Bitcoin ETF, so a listed share holding 44,000 Bitcoin is the closest door that saver has, and its shareholder list grew by 115,600 in one year. Tuesday's Special Issue explains how Japan's tax ru

Metaplanet (3350.T and MPJPY) had 243,700 shareholders on June 30, 2026, up from 128,100 a year earlier. A Japanese saver who sells Bitcoin at a gain can owe up to about 55% in tax, while gains on listed Japanese shares are taxed at about 20% and not at all inside a NISA account. Japan still has no spot Bitcoin ETF, so a listed share holding 44,000 Bitcoin is the closest door that saver has, and its shareholder list grew by 115,600 in one year. Tuesday's Special Issue explains how Japan's tax rules and cheap yen give Metaplanet its edge.

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