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The claim

コロナワクチンでタイ国王の長女が被害を受け、タイはファイザー社との契約を無効にする

Original review summary

The review says the princess’s illness was attributed to a mycoplasma infection, which caused heart inflammation and a serious arrhythmia. It also reports that Thailand’s Department of Disease Control rejected the claim about canceling the Pfizer contract, and a National Vaccine Institute official said there were no plans to review contracts with Pfizer or other COVID-19 vaccine makers.[S1]

Research date:

Sources and attribution

  1. [S1] 日本ファクトチェックセンター original review

    Original review · Retrieved October 16, 2026