Several individuals have done just that on YouTube, though I imagine it won't be long before the copyright holders shoot them down. Especially if DVD sales are a thing in mind for the future. But first check out the trailer, as shown on WOWOW Channel in Japan, to advertise upcoming theatrical performances of the musical Death Note on TV.
Watch Death Note the Musical in Full on YouTube
Apologies if you read this at a later date and some/all are removed.
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