OTT利用者1人あたりの、OTTアプリ使用個数の推移
OTT users exceed 20 million, ``Netflix'' pulls away from other companies = South Korea
According to a survey of Korean smartphone users by Korean research company Wiseup in January, the number of users of over-the-top (OTT) apps among smartphone users was higher than that of multiple OTT apps.
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