{"id":2439,"date":"2025-07-23T13:59:26","date_gmt":"2025-07-23T13:59:26","guid":{"rendered":"https:\/\/sharp.ca\/?post_type=sharp-history&#038;p=2439"},"modified":"2025-07-23T14:01:50","modified_gmt":"2025-07-23T14:01:50","slug":"japans-first-crystal-radio","status":"publish","type":"sharp-history","link":"https:\/\/sharp.ca\/en\/sharp-history\/japans-first-crystal-radio\/","title":{"rendered":"Japan&#8217;s First Crystal Radio"},"content":{"rendered":"<p>Following the Great Kanto Earthquake of 1923, Tokuji restarted business in Osaka, where he saw a future in the field of radio. 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