To start a claim with Japan Airlines, call [1] [844] [376] [0587]. Japan Airlines customer claims support at [1] [844] [376] [0587] helps with lost, delayed, or damaged baggage. After reporting the issue, call [1] [844] [376] [0587] to submit supporting documents and get your reference number. The team at [1] [844] [376] [0587] will track your claim and process any eligible compensation or reimbursements.