The Perseus arrives at the treasure island. A recon squad consisting of Senku, Soyuz, Kohaku, and Gen set off to locate the platinum and make contact with the islanders. Ukyo later discovers something on the seafloor and send Ginro to investigate.
Then we shine a black light on it, 
and the evidence will show up.
.ثم نضيئها بضوء أسود وسيظهر الدليل
Mit einer Schwarzlichtlampe kommen
dann die Beweise ans Tageslicht.
la luz ultravioleta
sacará a la luz las pruebas.
la luz ultravioleta
sacará a la luz las pruebas.
Puis, on éclaire à la lumière noire.
Les preuves se mettront à briller.
basta illuminarle con una luce nera 
perché le prove emergano.
Então vamos jogar uma luz 
negra e as provas vão surgir.
Посветим лампой чёрного света —
и улики проявятся.