Metaplanet, often dubbed Japan’s MicroStrategy for its adoption of Michael Saylor’s Bitcoin investment strategy, is nearing a critical juncture as Bitcoin (BTC) retraces below 30% of its all-time highs in under a month. Metaplanet Bitcoin Holdings Plummet As of November 26, Metaplanet ranks as the fourth largest public Bitcoin treasury company, holding just over 30,000…