Pangalay
The Pangalay is a dance of arm and hand waves, with long metal nails called janggay. Tausug, Badjao and Sama people dance it at weddings in the Sulu archipelago and Zamboanga.
Sources: Wikipedia: Pangalay (CC BY-SA 4.0) · Wikidata Q12711151 (CC0) · Wikipedia: Dance in the Philippines (CC BY-SA 4.0) · Commons image: File:Pangalay.jpg