[Rhythm Heaven] Riona turns into seaweed and inhales for 16s during mindfulness

A flustered Riona switches to a fake Kansai dialect character and guides viewers through "mindfulness": swaying "like seaweed," inhaling for 16 seconds, holding for 45, and exhaling for a minute, before making them post "Isaki Riona is the best! My oshi!" on X under #IsakiRengo.

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