Luffy's island song in Skypiea Arc from episode 169.
Lyrics
Minami shimawa atakai ♪
Paina-puru-puru,
Atama boka boka,
Aho baakaaaaaaa! ♪
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Ni ban!
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Kita no shima wa samui ♪
Hyakkoi-koi…
WTF 😖🤨!?
Abu baka 😂😂😂
مينا مينا شيماواا
آتاکهییییی